Xenos, Taxa Only, Exact Match: 141 Treatments

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Xenos key    Kathirithamby, Jeyaraney & Hughes, David P., 2006, Description and biological notes of the first species of Xenos (Strepsiptera: Stylopidae) parasitic in Polistes carnifex F. (Hymenoptera: Vespidae) in Mexico, Zootaxa 1104, pp. 35-45 : 38 38
Xenos circularis     Benda, Daniel, Pohl, Hans, Nakase, Yuta, Beutel, Rolf & Straka, Jakub, 2022, A generic classification of Xenidae (Strepsiptera) based on the morphology of the female cephalothorax and male cephalotheca with a preliminary checklist of species, ZooKeys 1093, pp. 1-134 : 1 1
Xenos niger     Benda, Daniel, Pohl, Hans, Nakase, Yuta, Beutel, Rolf & Straka, Jakub, 2022, A generic classification of Xenidae (Strepsiptera) based on the morphology of the female cephalothorax and male cephalotheca with a preliminary checklist of species, ZooKeys 1093, pp. 1-134 : 1 1
Xenos rubiginosi     Benda, Daniel, Pohl, Hans, Nakase, Yuta, Beutel, Rolf & Straka, Jakub, 2022, A generic classification of Xenidae (Strepsiptera) based on the morphology of the female cephalothorax and male cephalotheca with a preliminary checklist of species, ZooKeys 1093, pp. 1-134 : 1 1
Xenos bohlsi     Benda, Daniel, Pohl, Hans, Nakase, Yuta, Beutel, Rolf & Straka, Jakub, 2022, A generic classification of Xenidae (Strepsiptera) based on the morphology of the female cephalothorax and male cephalotheca with a preliminary checklist of species, ZooKeys 1093, pp. 1-134 : 1 1
Xenos     Kathirithamby, Jeyaraney & Hughes, David P., 2006, Description and biological notes of the first species of Xenos (Strepsiptera: Stylopidae) parasitic in Polistes carnifex F. (Hymenoptera: Vespidae) in Mexico, Zootaxa 1104, pp. 35-45 : 38 38
Xenos pallens   sp. nov.  Benda, Daniel, Pohl, Hans, Beutel, Rolf & Straka, Jakub, 2022, Two new species of Xenos (Strepsiptera: Xenidae), parasites of social wasps of the genus Mischocyttarus (Hymenoptera: Vespidae) in the New World, Acta Entomologica Musei Nationalis Pragae 62 (1), pp. 185-195 : 190-191 190-191
Xenos formosanus     Benda, Daniel, Pohl, Hans, Nakase, Yuta, Beutel, Rolf & Straka, Jakub, 2022, A generic classification of Xenidae (Strepsiptera) based on the morphology of the female cephalothorax and male cephalotheca with a preliminary checklist of species, ZooKeys 1093, pp. 1-134 : 1 1
Xenos oxyodontes     Benda, Daniel, Pohl, Hans, Nakase, Yuta, Beutel, Rolf & Straka, Jakub, 2022, A generic classification of Xenidae (Strepsiptera) based on the morphology of the female cephalothorax and male cephalotheca with a preliminary checklist of species, ZooKeys 1093, pp. 1-134 : 1 1
Xenos hebraei     Benda, Daniel, Pohl, Hans, Nakase, Yuta, Beutel, Rolf & Straka, Jakub, 2022, A generic classification of Xenidae (Strepsiptera) based on the morphology of the female cephalothorax and male cephalotheca with a preliminary checklist of species, ZooKeys 1093, pp. 1-134 : 1 1
Xenos peckii     Benda, Daniel, Pohl, Hans, Nakase, Yuta, Beutel, Rolf & Straka, Jakub, 2022, A generic classification of Xenidae (Strepsiptera) based on the morphology of the female cephalothorax and male cephalotheca with a preliminary checklist of species, ZooKeys 1093, pp. 1-134 : 1 1
Hymenoptera   new species  Timberlake, P. H., 1924, Descriptions of new chalcid-flies from Hawaii and Mexico (Hymenoptera)., Proceedings of the Hawaiian Entomological Society 5, pp. 395-417 : 415 415
Xenos kifunei     Benda, Daniel, Pohl, Hans, Nakase, Yuta, Beutel, Rolf & Straka, Jakub, 2022, A generic classification of Xenidae (Strepsiptera) based on the morphology of the female cephalothorax and male cephalotheca with a preliminary checklist of species, ZooKeys 1093, pp. 1-134 : 1 1
Xenos hamiltoni   sp. nov.  Kathirithamby, Jeyaraney & Hughes, David P., 2006, Description and biological notes of the first species of Xenos (Strepsiptera: Stylopidae) parasitic in Polistes carnifex F. (Hymenoptera: Vespidae) in Mexico, Zootaxa 1104, pp. 35-45 : 38-41 38-41
Xenos dianshuiwengi     Benda, Daniel, Pohl, Hans, Nakase, Yuta, Beutel, Rolf & Straka, Jakub, 2022, A generic classification of Xenidae (Strepsiptera) based on the morphology of the female cephalothorax and male cephalotheca with a preliminary checklist of species, ZooKeys 1093, pp. 1-134 : 1 1
Xenos boharti     Benda, Daniel, Pohl, Hans, Nakase, Yuta, Beutel, Rolf & Straka, Jakub, 2022, A generic classification of Xenidae (Strepsiptera) based on the morphology of the female cephalothorax and male cephalotheca with a preliminary checklist of species, ZooKeys 1093, pp. 1-134 : 1 1
Xenos hospitus     Benda, Daniel, Pohl, Hans, Nakase, Yuta, Beutel, Rolf & Straka, Jakub, 2022, A generic classification of Xenidae (Strepsiptera) based on the morphology of the female cephalothorax and male cephalotheca with a preliminary checklist of species, ZooKeys 1093, pp. 1-134 : 1 1
Xenos americanus     Benda, Daniel, Pohl, Hans, Beutel, Rolf & Straka, Jakub, 2022, Two new species of Xenos (Strepsiptera: Xenidae), parasites of social wasps of the genus Mischocyttarus (Hymenoptera: Vespidae) in the New World, Acta Entomologica Musei Nationalis Pragae 62 (1), pp. 185-195 : 192-193 192-193
Xenos americanus     Benda, Daniel, Pohl, Hans, Nakase, Yuta, Beutel, Rolf & Straka, Jakub, 2022, A generic classification of Xenidae (Strepsiptera) based on the morphology of the female cephalothorax and male cephalotheca with a preliminary checklist of species, ZooKeys 1093, pp. 1-134 : 1 1
Xenos argentinus     Benda, Daniel, Pohl, Hans, Nakase, Yuta, Beutel, Rolf & Straka, Jakub, 2022, A generic classification of Xenidae (Strepsiptera) based on the morphology of the female cephalothorax and male cephalotheca with a preliminary checklist of species, ZooKeys 1093, pp. 1-134 : 1 1
Strepsiptera   new species  Nakase, Yuta & Kato, Makoto, 2013, Cryptic diversity and host specificity in giant Xenos strepsipterans parasitic in large Vespa hornets, Zoological Science 30, No. 4, pp. 331-336 : 333-335 333-335
Xenos vesparum     Benda, Daniel, Pohl, Hans, Nakase, Yuta, Beutel, Rolf & Straka, Jakub, 2022, A generic classification of Xenidae (Strepsiptera) based on the morphology of the female cephalothorax and male cephalotheca with a preliminary checklist of species, ZooKeys 1093, pp. 1-134 : 1 1
Xenos yangi   sp. nov.  Dong, Zhiwei, Liu, Xingyue, Mao, Chuyang, He, Jinwu & Li, Xueyan, 2022, Xenos yangi sp. nov.: A new twisted-wing parasite species (Strepsiptera, Xenidae) from Gaoligong Mountains, Southwest China, ZooKeys 1085, pp. 11-27 : 11 11
Xenos pallidus     Benda, Daniel, Pohl, Hans, Nakase, Yuta, Beutel, Rolf & Straka, Jakub, 2022, A generic classification of Xenidae (Strepsiptera) based on the morphology of the female cephalothorax and male cephalotheca with a preliminary checklist of species, ZooKeys 1093, pp. 1-134 : 1 1
Xenos yangi     Benda, Daniel, Pohl, Hans, Nakase, Yuta, Beutel, Rolf & Straka, Jakub, 2022, A generic classification of Xenidae (Strepsiptera) based on the morphology of the female cephalothorax and male cephalotheca with a preliminary checklist of species, ZooKeys 1093, pp. 1-134 : 1 1
Xenos afer     Benda, Daniel, Pohl, Hans, Nakase, Yuta, Beutel, Rolf & Straka, Jakub, 2022, A generic classification of Xenidae (Strepsiptera) based on the morphology of the female cephalothorax and male cephalotheca with a preliminary checklist of species, ZooKeys 1093, pp. 1-134 : 1 1
Xenos hamiltoni     Benda, Daniel, Pohl, Hans, Nakase, Yuta, Beutel, Rolf & Straka, Jakub, 2022, A generic classification of Xenidae (Strepsiptera) based on the morphology of the female cephalothorax and male cephalotheca with a preliminary checklist of species, ZooKeys 1093, pp. 1-134 : 1 1
Xenos moutoni     Benda, Daniel, Pohl, Hans, Nakase, Yuta, Beutel, Rolf & Straka, Jakub, 2022, A generic classification of Xenidae (Strepsiptera) based on the morphology of the female cephalothorax and male cephalotheca with a preliminary checklist of species, ZooKeys 1093, pp. 1-134 : 1 1
Hymenoptera   new species  Brown, William L., 1955, The first social parasite in the ant tribe Dacetini, Insectes sociaux 2, No. 3, pp. 181-186 : 182 182
Xenos hunteri     Benda, Daniel, Pohl, Hans, Nakase, Yuta, Beutel, Rolf & Straka, Jakub, 2022, A generic classification of Xenidae (Strepsiptera) based on the morphology of the female cephalothorax and male cephalotheca with a preliminary checklist of species, ZooKeys 1093, pp. 1-134 : 1 1
Xenos yamaneorum     Benda, Daniel, Pohl, Hans, Nakase, Yuta, Beutel, Rolf & Straka, Jakub, 2022, A generic classification of Xenidae (Strepsiptera) based on the morphology of the female cephalothorax and male cephalotheca with a preliminary checklist of species, ZooKeys 1093, pp. 1-134 : 1 1
Xenos provesparum     Benda, Daniel, Pohl, Hans, Nakase, Yuta, Beutel, Rolf & Straka, Jakub, 2022, A generic classification of Xenidae (Strepsiptera) based on the morphology of the female cephalothorax and male cephalotheca with a preliminary checklist of species, ZooKeys 1093, pp. 1-134 : 1 1
Xenos peruensis     Benda, Daniel, Pohl, Hans, Nakase, Yuta, Beutel, Rolf & Straka, Jakub, 2022, A generic classification of Xenidae (Strepsiptera) based on the morphology of the female cephalothorax and male cephalotheca with a preliminary checklist of species, ZooKeys 1093, pp. 1-134 : 1 1
Aphelonotus xenos     Kment, Petr & Rédei, Dávid, 2020, Aphelonotus schuhi sp. nov., the first species of the family Pachynomidae from Puerto Rico (Hemiptera: Heteroptera), Zootaxa 4748 (2), pp. 382-388 : 383 383
Xenos indespectus     Benda, Daniel, Pohl, Hans, Nakase, Yuta, Beutel, Rolf & Straka, Jakub, 2022, A generic classification of Xenidae (Strepsiptera) based on the morphology of the female cephalothorax and male cephalotheca with a preliminary checklist of species, ZooKeys 1093, pp. 1-134 : 1 1
Xenos ropalidiae   comb. nov.  Benda, Daniel, Pohl, Hans, Nakase, Yuta, Beutel, Rolf & Straka, Jakub, 2022, A generic classification of Xenidae (Strepsiptera) based on the morphology of the female cephalothorax and male cephalotheca with a preliminary checklist of species, ZooKeys 1093, pp. 1-134 : 1 1
Xenos nigrescens     Benda, Daniel, Pohl, Hans, Nakase, Yuta, Beutel, Rolf & Straka, Jakub, 2022, A generic classification of Xenidae (Strepsiptera) based on the morphology of the female cephalothorax and male cephalotheca with a preliminary checklist of species, ZooKeys 1093, pp. 1-134 : 1 1
Xenos stuckenbergi     Benda, Daniel, Pohl, Hans, Nakase, Yuta, Beutel, Rolf & Straka, Jakub, 2022, A generic classification of Xenidae (Strepsiptera) based on the morphology of the female cephalothorax and male cephalotheca with a preliminary checklist of species, ZooKeys 1093, pp. 1-134 : 1 1
Xenos bicolor   sp. nov.  Benda, Daniel, Pohl, Hans, Beutel, Rolf & Straka, Jakub, 2022, Two new species of Xenos (Strepsiptera: Xenidae), parasites of social wasps of the genus Mischocyttarus (Hymenoptera: Vespidae) in the New World, Acta Entomologica Musei Nationalis Pragae 62 (1), pp. 185-195 : 193 193
Ommatoiulus xenos   sp. n.  Akkari, Nesrine, Cheung, David Koon-Bong, Enghoff, Henrik & Stoev, Pavel, 2013, Revolving SEM images visualising 3 D taxonomic characters: application to six species of the millipede genus Ommatoiulus Latzel, 1884, with description of seven new species and an interactive key to the Tunisian members of the genus (Diplopoda, Julida, Julidae), ZooKeys 328, pp. 5-45 : 17-18 17-18
Begonia xenos   sp. nov.  Lin, Che-Wei, Phonepaseuth, Phongphayboun & Rahm, Peter, 2022, Begonia xenos-a new species and an updated checklist of Begonia in Laos, Phytotaxa 543 (3), pp. 193-202 : 193-199 193-199
Xenos bicolor   sp. nov.  Benda, Daniel, Pohl, Hans, Beutel, Rolf & Straka, Jakub, 2022, Two new species of Xenos (Strepsiptera: Xenidae), parasites of social wasps of the genus Mischocyttarus (Hymenoptera: Vespidae) in the New World, Acta Entomologica Musei Nationalis Pragae 62 (1), pp. 185-195 : 186-190 186-190
Xenos iviei     Benda, Daniel, Pohl, Hans, Nakase, Yuta, Beutel, Rolf & Straka, Jakub, 2022, A generic classification of Xenidae (Strepsiptera) based on the morphology of the female cephalothorax and male cephalotheca with a preliminary checklist of species, ZooKeys 1093, pp. 1-134 : 1 1
Pamphila xenos     Zhang, Jing, Cong, Qian, Shen, Jinhui & Grishin, Nick V., 2022, Taxonomic changes suggested by the genomic analysis of Hesperiidae (Lepidoptera), Insecta Mundi 2022 (921), pp. 1-135 : 73-74 73-74
Xenos rostratus     Benda, Daniel, Pohl, Hans, Nakase, Yuta, Beutel, Rolf & Straka, Jakub, 2022, A generic classification of Xenidae (Strepsiptera) based on the morphology of the female cephalothorax and male cephalotheca with a preliminary checklist of species, ZooKeys 1093, pp. 1-134 : 1 1
Xenos colombiensis     Benda, Daniel, Pohl, Hans, Nakase, Yuta, Beutel, Rolf & Straka, Jakub, 2022, A generic classification of Xenidae (Strepsiptera) based on the morphology of the female cephalothorax and male cephalotheca with a preliminary checklist of species, ZooKeys 1093, pp. 1-134 : 1 1
Xenos     Benda, Daniel, Pohl, Hans, Nakase, Yuta, Beutel, Rolf & Straka, Jakub, 2022, A generic classification of Xenidae (Strepsiptera) based on the morphology of the female cephalothorax and male cephalotheca with a preliminary checklist of species, ZooKeys 1093, pp. 1-134 : 1 1
Xenos bonairensis     Benda, Daniel, Pohl, Hans, Nakase, Yuta, Beutel, Rolf & Straka, Jakub, 2022, A generic classification of Xenidae (Strepsiptera) based on the morphology of the female cephalothorax and male cephalotheca with a preliminary checklist of species, ZooKeys 1093, pp. 1-134 : 1 1
Xenos zavattarii     Benda, Daniel, Pohl, Hans, Nakase, Yuta, Beutel, Rolf & Straka, Jakub, 2022, A generic classification of Xenidae (Strepsiptera) based on the morphology of the female cephalothorax and male cephalotheca with a preliminary checklist of species, ZooKeys 1093, pp. 1-134 : 1 1
Spauligodon xenosauri     Paredes-León, Ricardo, García-Prieto, Luis, Guzmán-Cornejo, Carmen, León-Règagnon, Virginia & Pérez, Tila M., 2008, Metazoan parasites of Mexican amphibians and reptiles, Zootaxa 1904, pp. 1-166 : 61 61
Spauligodon xenosauri   sp. nov.  Bursey, Charles R., Goldberg, Stephen R. & Telford, Sam R., 2007, New species of Spauligodon (Nematoda: Pharyngodonidae) in Xenosaurus platyceps (Squamata: Xenosauridae) from Mexico, Zootaxa 1501, pp. 65-68 : 65-67 65-67
Exostinus lancensis     Sahni, Ashok, 1972, The vertebrate Fauna of the Judith River formation, Montana, Bulletin of the American Museum of Natural History 147 (6), pp. 319-416 : 354 354
Blutwurstia oliviae   sp. nov.  Smith, Krister T., Bhullar, Bhart-Anjan S. & Bloch, Jonathan I., 2022, New diminutive Eocene lizard reveals high K-Pg survivorship and taxonomic diversity of stem xenosaurs in North America, American Museum Novitates 2022 (3986), pp. 1-36 : 23-25 23-25
Exostinus     Sahni, Ashok, 1972, The vertebrate Fauna of the Judith River formation, Montana, Bulletin of the American Museum of Natural History 147 (6), pp. 319-416 : 355 355
Xenosauridae     Conrad, J. L., 2008, Phylogeny And Systematics Of Squamata (Reptilia) Based On Morphology, Bulletin of the American Museum of Natural History 2008 (310), pp. 1-182 : 113 113
Blutwurstia   gen. nov.  Smith, Krister T., Bhullar, Bhart-Anjan S. & Bloch, Jonathan I., 2022, New diminutive Eocene lizard reveals high K-Pg survivorship and taxonomic diversity of stem xenosaurs in North America, American Museum Novitates 2022 (3986), pp. 1-36 : 23 23
Exostinus     Conrad, J. L., 2008, Phylogeny And Systematics Of Squamata (Reptilia) Based On Morphology, Bulletin of the American Museum of Natural History 2008 (310), pp. 1-182 : 113-114 113-114
Xenosaurus fractus   sp. n.  Oca, Adrian Nieto-Montes de, Sanchez-Vega, Helder & Duran-Fuentes, Itzel, 2018, A new species of knob-scaled lizard (Xenosauridae, Xenosaurus) from the Sierra Madre Oriental of Puebla, Mexico, ZooKeys 737, pp. 141-160 : 142-151 142-151
Xenoscelinae     Peck, Stewart B., 2016, The beetles of the Lesser Antilles (Insecta, Coleoptera): diversity and distributions, Insecta Mundi 2016 (460), pp. 1-360 : 135 135
Xenoscelinae     Peck, Stewart B., 2010, The beetles of the island of St. Vincent, Lesser Antilles (Insecta: Coleoptera); diversity and distributions, Insecta Mundi 2010 (144), pp. 1-77 : 39 39
Xenoscelinae     Bouchard, Patrice, Bousquet, Yves, Davies, Anthony E., Alonso-Zarazaga, Miguel A., Lawrence, John F., Lyal, Chris H. C., Newton, Alfred F., Reid, Chris A. M., Schmitt, Michael, Ślipinski, S. Adam & Smith, Andrew B. T., 2011, Family-group names in Coleoptera (Insecta), ZooKeys 88, pp. 1-972 : 167 167
Xenoscelinae     Peck, Stewart B., Thomas, Michael C. & Robert H. Turnbow, Jr., 2014, The diversity and distributions of the beetles (Insecta: Coleoptera) of the Guadeloupe Archipelago (Grande-Terre, Basse-Terre, La Désirade, Marie-Galante, Les Saintes, and Petite-Terre), Lesser Antilles, Insecta Mundi 2014 (352), pp. 1-156 : 71-72 71-72
Xenoscelinae     Meurgey, François & Ramage, Thibault, 2020, Challenging the Wallacean shortfall: A total assessment of insect diversity on Guadeloupe (French West Indies), a checklist and bibliography, Insecta Mundi 2020 (786), pp. 1-183 : 87 87
Xenoscelinae     Alekseev, Vitalii I. & Bukejs, Andris, 2017, First fossil representatives of Pharaxonothinae Crowson (Coleoptera: Erotylidae): indirect evidence for cycads existence in Baltic amber forest, Zootaxa 4337 (3), pp. 413-422 : 414 414
Coleoptera   new species  Sharp, David, 1876, Descriptions of some new genera and species of New Zealand Coleoptera, Entomologist's monthly magazine 13, pp. 20-28 : 26 26
Ethelurgina (Xenoschesis)     Broad, Gavin R., 2016, Checklist of British and Irish Hymenoptera - Ichneumonidae, Biodiversity Data Journal 4, pp. 9042-9042 : 9042 9042
Xenoschesis (Polycinetis) inareolata   sp. nov.  Sheng, Mao-Ling, Sun, Shu-Ping & Wang, Tao, 2013, Xenoschesis Förster (Hymenoptera: Ichneumonidae) parasitizing webspinning and leafrolling sawflies with descriptions of four new species and a key to Chinese species, Zootaxa 3626 (4), pp. 543-557 : 544-547 544-547
Xenoschesis key    Sheng, Mao-Ling, Sun, Shu-Ping & Wang, Tao, 2013, Xenoschesis Förster (Hymenoptera: Ichneumonidae) parasitizing webspinning and leafrolling sawflies with descriptions of four new species and a key to Chinese species, Zootaxa 3626 (4), pp. 543-557 : 544 544
Xenoschesis (Polycinetis) ustulata     Kolarov, J., Çoruh, İ. & Çoruh, S., 2014, Ichneumonidae (Hymenoptera) from Anatolia. I., Linzer biologische Beiträge 46 (2), pp. 1517-1524 : 1521 1521
Xenoschesis (Polycinetis) ustulata     Broad, Gavin R., 2016, Checklist of British and Irish Hymenoptera - Ichneumonidae, Biodiversity Data Journal 4, pp. 9042-9042 : 9042 9042
Xenoschesis (Xenoschesis) fulvipes     Broad, Gavin R., 2016, Checklist of British and Irish Hymenoptera - Ichneumonidae, Biodiversity Data Journal 4, pp. 9042-9042 : 9042 9042
Xenoschesis (Xenoschesis) fulvipes     Broad, Gavin R., 2016, Checklist of British and Irish Hymenoptera - Ichneumonidae, Biodiversity Data Journal 4, pp. 9042-9042 : 9042 9042
Xenoschesis resplendens     M. F, M. Y & Buncukçu, A., 2009, A Faunistic study on Ichneumonidae (Hymenoptera) in Isparta, Turkey, Linzer biologische Beiträge 41 (2), pp. 1969-1984 : 1977 1977
Xenoschesis (Polycinetis) fulvicornis     Humala, Andrei E. & Reshchikov, Alexey, 2014, Ichneumonidae (Hymenoptera) species new to the fauna of Norway, Biodiversity Data Journal 2, pp. 1047-1047 : 1047 1047
Xenoschesis (Polycinetis) ustulata     Riedel, Pénigot, Schwarz, Diller, Johansson & Japoshvili, G., 2023, Darwin wasps (Hymenoptera, Ichneumonidae) of the Kintrishi National Park, Sakartvelo (Georgia), with descriptions of six new species, Linzer biologische Beiträge 55 (1), pp. 61-153 : 84 84
Xenoschesis (Polycinetis) fulvicornis     Humala, Andrei E. & Reshchikov, Alexey, 2014, Ichneumonidae (Hymenoptera) species new to the fauna of Norway, Biodiversity Data Journal 2, pp. 1047-1047 : 1047 1047
Xenoschesis (Xenoschesis) fulvipes     Sheng, Mao-Ling, Sun, Shu-Ping & Wang, Tao, 2013, Xenoschesis Förster (Hymenoptera: Ichneumonidae) parasitizing webspinning and leafrolling sawflies with descriptions of four new species and a key to Chinese species, Zootaxa 3626 (4), pp. 543-557 : 551 551
Ethelurgina (Xenoschesis)     Broad, Gavin R., 2016, Checklist of British and Irish Hymenoptera - Ichneumonidae, Biodiversity Data Journal 4, pp. 9042-9042 : 9042 9042
Xenoschesis     Sheng, Mao-Ling, Sun, Shu-Ping & Wang, Tao, 2013, Xenoschesis Förster (Hymenoptera: Ichneumonidae) parasitizing webspinning and leafrolling sawflies with descriptions of four new species and a key to Chinese species, Zootaxa 3626 (4), pp. 543-557 : 544 544
Xenoschesis (Polycinetis) ustulata     Broad, Gavin R., 2016, Checklist of British and Irish Hymenoptera - Ichneumonidae, Biodiversity Data Journal 4, pp. 9042-9042 : 9042 9042
Xenoschesis (Xenoschesis) tianzhuensis   sp. nov.  Sheng, Mao-Ling, Sun, Shu-Ping & Wang, Tao, 2013, Xenoschesis Förster (Hymenoptera: Ichneumonidae) parasitizing webspinning and leafrolling sawflies with descriptions of four new species and a key to Chinese species, Zootaxa 3626 (4), pp. 543-557 : 552-556 552-556
Xenoschesis (Polycinetis) ustulata     Sheng, Mao-Ling, Sun, Shu-Ping & Wang, Tao, 2013, Xenoschesis Förster (Hymenoptera: Ichneumonidae) parasitizing webspinning and leafrolling sawflies with descriptions of four new species and a key to Chinese species, Zootaxa 3626 (4), pp. 543-557 : 549-550 549-550
Xenoschesis (Xenoschesis) crassicornis     Sheng, Mao-Ling, Sun, Shu-Ping & Wang, Tao, 2013, Xenoschesis Förster (Hymenoptera: Ichneumonidae) parasitizing webspinning and leafrolling sawflies with descriptions of four new species and a key to Chinese species, Zootaxa 3626 (4), pp. 543-557 : 550 550
Xenoschesis (Polycinetis) ustulata     Riedel, Pénigot, Schwarz, Diller, Johansson & Japoshvili, G., 2023, Darwin wasps (Hymenoptera, Ichneumonidae) of the Kintrishi National Park, Sakartvelo (Georgia), with descriptions of six new species, Linzer biologische Beiträge 55 (1), pp. 61-153 : 84 84
Xenosciara   gen. nov.  Vilkamaa, Pekka & Hippa, Heikki, 2004, The genus Xenosciara gen. n. and the phylogeny of the Sciaridae (Diptera), Zootaxa 699, pp. 1-24 : 10-14 10-14
Xenosciara invisa   sp. nov.  Vilkamaa, Pekka & Hippa, Heikki, 2004, The genus Xenosciara gen. n. and the phylogeny of the Sciaridae (Diptera), Zootaxa 699, pp. 1-24 : 15 15
Diptera   new species  Harrison, Roy A., 1955, [The Diptera of Auckland and Campbell Islands. Part 1.] Report on Diptera of Auckland and Campbell Islands, Records of the Dominion Museum 2, No. 4, pp. 205-231 : 219 219
Xenoseius     De Moraes, Gilberto J., Britto, Erika P. J., Mineiro, Jefferson L. De C. & Halliday, Bruce, 2016, Catalogue of the mite families Ascidae Voigts & Oudemans, Blattisociidae Garman and Melicharidae Hirschmann (Acari: Mesostigmata), Zootaxa 4112 (1), pp. 1-299 : 30 30
Xenoseius elizae     De Moraes, Gilberto J., Britto, Erika P. J., Mineiro, Jefferson L. De C. & Halliday, Bruce, 2016, Catalogue of the mite families Ascidae Voigts & Oudemans, Blattisociidae Garman and Melicharidae Hirschmann (Acari: Mesostigmata), Zootaxa 4112 (1), pp. 1-299 : 127 127
Xenoseius     De Moraes, Gilberto J., Britto, Erika P. J., Mineiro, Jefferson L. De C. & Halliday, Bruce, 2016, Catalogue of the mite families Ascidae Voigts & Oudemans, Blattisociidae Garman and Melicharidae Hirschmann (Acari: Mesostigmata), Zootaxa 4112 (1), pp. 1-299 : 127 127
Xenoseius clayi     De Moraes, Gilberto J., Britto, Erika P. J., Mineiro, Jefferson L. De C. & Halliday, Bruce, 2016, Catalogue of the mite families Ascidae Voigts & Oudemans, Blattisociidae Garman and Melicharidae Hirschmann (Acari: Mesostigmata), Zootaxa 4112 (1), pp. 1-299 : 127 127
Xenoseius yamamotoi   comb. nov.  De Moraes, Gilberto J., Britto, Erika P. J., Mineiro, Jefferson L. De C. & Halliday, Bruce, 2016, Catalogue of the mite families Ascidae Voigts & Oudemans, Blattisociidae Garman and Melicharidae Hirschmann (Acari: Mesostigmata), Zootaxa 4112 (1), pp. 1-299 : 127 127
Xenosella   gen. nov.  Just, Jean, 2005, Xenosellidae, a new family of Janiroidea (Asellota: Isopoda: Crustacea), for Xenosella coxospinosa gen. nov., sp. nov., from the marine bathyal of eastern Australia, Zootaxa 1085, pp. 21-32 : 25 25
Xenosella coxospinosa   sp. nov.  Just, Jean, 2005, Xenosellidae, a new family of Janiroidea (Asellota: Isopoda: Crustacea), for Xenosella coxospinosa gen. nov., sp. nov., from the marine bathyal of eastern Australia, Zootaxa 1085, pp. 21-32 : 25-31 25-31
Xenosellidae     Just, Jean, 2005, Xenosellidae, a new family of Janiroidea (Asellota: Isopoda: Crustacea), for Xenosella coxospinosa gen. nov., sp. nov., from the marine bathyal of eastern Australia, Zootaxa 1085, pp. 21-32 : 24 24
Xenosinelobus balanocolus key    Kong, Chim Chee, 2024, A synopsis of the Tanaidacea (Crustacea: Peracarida) of Singapore, with a review of tanaidacean diversity in Southeast Asia and the South China Sea, Zootaxa 5451 (1), pp. 1-75 : 45-49 45-49
Xenosinelobus balanocolus   sp. nov.  Chim, C. K. & Tong, Samantha J. W., 2019, Xenosinelobus balanocolus, a new tanaidid genus and species (Crustacea: Peracarida: Tanaidacea) from barnacles on intertidal rocky shores and seawalls in the Singapore Strait, Zootaxa 4629 (3), pp. 413-427 : 415-426 415-426
Xenosinelobus   gen. nov.  Chim, C. K. & Tong, Samantha J. W., 2019, Xenosinelobus balanocolus, a new tanaidid genus and species (Crustacea: Peracarida: Tanaidacea) from barnacles on intertidal rocky shores and seawalls in the Singapore Strait, Zootaxa 4629 (3), pp. 413-427 : 414-415 414-415
Xenosiphon branchiatus     Silva-Morales, Itzahí & Gómez-Vásquez, Julio D., 2021, First records and two new species of sipunculans (Sipuncula) from the Southern Mexican Pacific, European Journal of Taxonomy 740 (1), pp. 77-117 : 117 117
Xenosirembo decipiens     Lin, Chien-Hsiang & Nolf, Dirk, 2022, Middle and late Eocene fish otoliths from the eastern and southern USA, European Journal of Taxonomy 814, pp. 1-122 : 60 60
Sirenia   new species  Domning, Daryl Paul, 1989, Fossil Sirenia of the West Atlantic and Caribbean region. III. Xenosiren yucateca, gen. et sp. nov., Journal of Vertebrate Paleontology 9, No. 4, pp. 429-437 : 429 429
Xenosoma nicander     Laguerre, Michel, 2014, Catalogue of the Neotropical Arctiini Leach, [1815] (except Ctenuchina Kirby, 1837 and Euchromiina Butler, 1876) (Insecta, Lepidoptera, Erebidae, Arctiinae), Zoosystema 36 (2), pp. 137-533 : 448 448
Xenosoma nigromarginatum     Laguerre, Michel, 2014, Catalogue of the Neotropical Arctiini Leach, [1815] (except Ctenuchina Kirby, 1837 and Euchromiina Butler, 1876) (Insecta, Lepidoptera, Erebidae, Arctiinae), Zoosystema 36 (2), pp. 137-533 : 448 448
Xenosoma flavisedes     Laguerre, Michel, 2014, Catalogue of the Neotropical Arctiini Leach, [1815] (except Ctenuchina Kirby, 1837 and Euchromiina Butler, 1876) (Insecta, Lepidoptera, Erebidae, Arctiinae), Zoosystema 36 (2), pp. 137-533 : 448 448
Xenosoma bryki     Laguerre, Michel, 2014, Catalogue of the Neotropical Arctiini Leach, [1815] (except Ctenuchina Kirby, 1837 and Euchromiina Butler, 1876) (Insecta, Lepidoptera, Erebidae, Arctiinae), Zoosystema 36 (2), pp. 137-533 : 448 448
Xenosoma dubia     Laguerre, Michel, 2014, Catalogue of the Neotropical Arctiini Leach, [1815] (except Ctenuchina Kirby, 1837 and Euchromiina Butler, 1876) (Insecta, Lepidoptera, Erebidae, Arctiinae), Zoosystema 36 (2), pp. 137-533 : 448 448
Xenosoma     Laguerre, Michel, 2014, Catalogue of the Neotropical Arctiini Leach, [1815] (except Ctenuchina Kirby, 1837 and Euchromiina Butler, 1876) (Insecta, Lepidoptera, Erebidae, Arctiinae), Zoosystema 36 (2), pp. 137-533 : 448 448
Xenosoma geometrina     Laguerre, Michel, 2014, Catalogue of the Neotropical Arctiini Leach, [1815] (except Ctenuchina Kirby, 1837 and Euchromiina Butler, 1876) (Insecta, Lepidoptera, Erebidae, Arctiinae), Zoosystema 36 (2), pp. 137-533 : 448 448
Xenosoma oratesina     Laguerre, Michel, 2014, Catalogue of the Neotropical Arctiini Leach, [1815] (except Ctenuchina Kirby, 1837 and Euchromiina Butler, 1876) (Insecta, Lepidoptera, Erebidae, Arctiinae), Zoosystema 36 (2), pp. 137-533 : 448 448
Xenosoma flaviceps     Laguerre, Michel, 2014, Catalogue of the Neotropical Arctiini Leach, [1815] (except Ctenuchina Kirby, 1837 and Euchromiina Butler, 1876) (Insecta, Lepidoptera, Erebidae, Arctiinae), Zoosystema 36 (2), pp. 137-533 : 448 448
Ryuguderes undetermined     Cepeda, Diego, Sánchez, Nuria, Olu, Karine & Zeppilli, Daniela, 2022, Ryuguderes casarrubiosi sp. nov., a new deep-sea representative of the enigmatic genus Ryuguderes (Kinorhyncha: Cyclorhagida: Campyloderidae) from the Indian Ocean, Zoologischer Anzeiger (Zool. Anz.) 300, pp. 92-101 : 93 93
Neospadicoides amphibia   sp. nov.  Xu, Rong-Ju, Zhu, Ying-An, Li, Lu, Yu, Feng-Ming, Boonmee, Saranyaphat & Zhao, Qi, 2023, A new lignicolous hyphomycete species of Neospadicoides in Xenospadicoidaceae (Xenospadicoidales) from Thailand, Phytotaxa 619 (2), pp. 161-172 : 165-169 165-169
Xenospadicoidales     Calabon, Mark S., Jones, E. B. Gareth, Pang, Ka-Lai, Abdel-Wahab, Mohamed A., Jin, Jing, Devadatha, Bandarupalli, Sadaba, Resurreccion B., Apurillo, Carlo Chris & Hyde, Kevin D., 2023, Updates on the classification and numbers of marine fungi, Botanica Marina (Warsaw, Poland) 66 (4), pp. 213-238 : 216 216
Xenospastina     Bouchard, Patrice, Bousquet, Yves, Davies, Anthony E., Alonso-Zarazaga, Miguel A., Lawrence, John F., Lyal, Chris H. C., Newton, Alfred F., Reid, Chris A. M., Schmitt, Michael, Ślipinski, S. Adam & Smith, Andrew B. T., 2011, Family-group names in Coleoptera (Insecta), ZooKeys 88, pp. 1-972 : 192 192
Xenospingus concolor     Gonza ́ Lez-Acun, Daniel A. & Palma, Ricardo L., 2021, An annotated catalogue of bird lice (Insecta: Phthiraptera) from Chile, Zootaxa 5077 (1), pp. 1-151 : 129 129
Xenospiza baileyi     Sánchez-Montes, Sokani, Colunga-Salas, Pablo, Álvarez-Castillo, Lucía, Guzmán-Cornejo, Carmen & Montiel-Parra, Griselda, 2018, Chewing lice (Insecta: Phthiraptera) associated with vertebrates in Mexico, Zootaxa 4372 (1), pp. 1-109 : 19 19
Xenospongia patelliformis     Sutcliffe, Patricia R., Hooper, John N. A. & Pitcher, Roland, 2010, The most common sponges on the Great Barrier Reef seabed, Australia, include species new to science (Phylum Porifera), Zootaxa 2616, pp. 1-30 : 15-19 15-19
Clypastraea   trib. nov.  Li, Yan-Da, Zhang, Yu-Bo, Szawaryn, Karol, Huang, Di-Ying & Cai, Chen-Yang, 2022, Earliest fossil record of Corylophidae from Burmese amber and phylogeny of Corylophidae (Coleoptera: Coccinelloidea), Arthropod Systematics & amp; Phylogeny 80, pp. 411-422 : 411 411
Xenostanus jiangkuni   sp. nov.  Li, Yan-Da, Zhang, Yu-Bo, Szawaryn, Karol, Huang, Di-Ying & Cai, Chen-Yang, 2022, Earliest fossil record of Corylophidae from Burmese amber and phylogeny of Corylophidae (Coleoptera: Coccinelloidea), Arthropod Systematics & amp; Phylogeny 80, pp. 411-422 : 411 411
Xenostanus   gen. nov.  Li, Yan-Da, Zhang, Yu-Bo, Szawaryn, Karol, Huang, Di-Ying & Cai, Chen-Yang, 2022, Earliest fossil record of Corylophidae from Burmese amber and phylogeny of Corylophidae (Coleoptera: Coccinelloidea), Arthropod Systematics & amp; Phylogeny 80, pp. 411-422 : 411 411
Xenostega fallax     Mbata, Keith J. & Prins, Jurate De, 2023, Annotated checklist of moths of Zambia (Insecta: Lepidoptera), Zootaxa 5354 (1), pp. 1-503 : 230 230
Xenostegia tridentata subsp. angustifolia     Monteiro, Francisca, Costa, Esperança Da, Kissanga, Raquel, Costa, José Carlos & Catarino, Luís, 2022, An annotated checklist of the vascular flora of Quiçama National Park, Angola, Phytotaxa 557 (1), pp. 1-67 : 28 28
Xenostegia tridentata     Jarvis, Charlie, 2007, Chapter 7: Linnaean Plant Names and their Types (part I), Order out of Chaos. Linnaean Plant Types and their Types, London: Linnaean Society of London in association with the Natural History Museum, pp. 586-598 : 592 592
Xenostegia tridentata     Jarvis, Charlie, 2007, Chapter 7: Linnaean Plant Names and their Types (part E), Order out of Chaos. Linnaean Plant Types and their Types, London: Linnaean Society of London in association with the Natural History Museum, pp. 490-515 : 515 515
Xenostegia tridentata     Jarvis, Charlie, 2007, Chapter 7: Linnaean Plant Names and their Types (part C), Order out of Chaos. Linnaean Plant Types and their Types, London: Linnaean Society of London in association with the Natural History Museum, pp. 370-473 : 442 442
Xenostelis polychroma     Straka, Jakub, Batelka, Jan & Pauly, Alain, 2017, Bees of the Socotra Archipelago (Hymenoptera: Anthophila), their biogeography and association with parasites, Acta Entomologica Musei Nationalis Pragae (Acta. Ent. Mus. Natl. Pragae) 57, pp. 183-219 : 210-212 210-212
Xenostenostomum     Noreña, Carolina, Damborenea, Cristina & Brusa, Francisco, 2005, A taxonomic revision of South American species of the genus Stenostomum O. Schmidt (Platyhelminthes: Catenulida) based on morphological characters, Zoological Journal of the Linnean Society 144 (1), pp. 37-58 : 41 41
Triglops xenostethus     Love, Milton S., Bizzarro, Joseph J., Cornthwaite, Maria, Frable, Benjamin W. & Maslenikov, Katherine P., 2021, Checklist of marine and estuarine fishes from the Alaska-Yukon Border, Beaufort Sea, to Cabo San Lucas, Mexico, Zootaxa 5053 (1), pp. 1-285 : 127 127
Stomiiformes   new species  Regan, C. T. & Trewavas, E., 1930, The fishes of the families Stomiatidae and Malacosteidae, The Danish “ 6, pp. 1-143 : 139 139
Aristostomias xenostoma     Carneiro, Miguel, Martins, Rogélia, Landi, Monica & Costa, Filipe O., 2014, Updated checklist of marine fishes (Chordata: Craniata) from Portugal and the proposed extension of the Portuguese continental shelf, European Journal of Taxonomy 73, pp. 1-73 : 25 25
Perciformes   new species  Regan, C. T., 1922, The cichlid fishes of Lake Victoria, Proceedings of the Zoological Society of London, B 1922, No. 1, pp. 157-191 : 185 185
Xenostrobinae   subfam. nov.  Tan, Koh Siang, Tan, Samuel Hui Ming, Sanpanich, Kitithorn, Duangdee, Teerapong & Ambarwati, Reni, 2022, Xenostrobus or Vignadula (Bivalvia: Mytilidae)? A taxonomic re-evaluation of small black mussels inhabiting the upper intertidal zone of the estuaries of Southeast Asia, Zoological Journal of the Linnean Society 196, pp. 316-345 : 323 323
Xenostrongylogethes   gen. nov.  Audisio, Paolo, Cline, Andrew Richard, Biase, Alessio De, Antonini, Gloria, Mancini, Emiliano, Trizzino, Marco, Costantini, Lorenzo, Strika, Sirio, Lamanna, Francesco & Cerretti, Pierfilippo, 2009, Preliminary re-examination of genus-level taxonomy of the pollen beetle subfamily Meligethinae (Coleoptera: Nitidulidae), Acta Entomologica Musei Nationalis Pragae 49 (2), pp. 341-504 : 445-448 445-448
Xenostylus sublineatus     Monné, Miguel A., 2005, Catalogue of the Cerambycidae (Coleoptera) of the Neotropical Region. Part II. Subfamily Lamiinae, Zootaxa 1023 (1), pp. 1-760 : 1-760 1-760
Xenostylus sublineatus     Monné, Miguel A., Santos-Silva, Antonio & Monné, Marcela L., 2020, Key to Mexico and Central America genera of Acanthocinini (Coleoptera Cerambycidae, Lamiinae) without erect setae on elytral surface, excluding the Caribbean Islands, Zootaxa 4861 (3), pp. 301-337 : 332 332
Xenostylus     Monné, Miguel A., Santos-Silva, Antonio & Monné, Marcela L., 2020, Key to Mexico and Central America genera of Acanthocinini (Coleoptera Cerambycidae, Lamiinae) without erect setae on elytral surface, excluding the Caribbean Islands, Zootaxa 4861 (3), pp. 301-337 : 332 332
Xenosyllis     Mikac, Barbara, 2015, A sea of worms: polychaete checklist of the Adriatic Sea, Zootaxa 3943 (1), pp. 1-172 : 140 140
Xenosyllis scabra     Faulwetter, Sarah, Simboura, Nomiki, Katsiaras, Nikolaos, Chatzigeorgiou, Giorgos & Arvanitidis, Christos, 2017, Polychaetes of Greece: an updated and annotated checklist, Biodiversity Data Journal 5, pp. 20997-20997 : 20997 20997
Xenosyllis     Aguado, M. Teresa, Murray, Anna & Hutchings, Pat, 2015, Syllidae (Annelida: Phyllodocida) from Lizard Island, Great Barrier Reef, Australia, Zootaxa 4019 (1), pp. 35-60 : 56 56
Xenosyllis scabroides     Aguado, M. Teresa, Murray, Anna & Hutchings, Pat, 2015, Syllidae (Annelida: Phyllodocida) from Lizard Island, Great Barrier Reef, Australia, Zootaxa 4019 (1), pp. 35-60 : 56 56
Xenosyllis scabra     Faulwetter, Sarah, Simboura, Nomiki, Katsiaras, Nikolaos, Chatzigeorgiou, Giorgos & Arvanitidis, Christos, 2017, Polychaetes of Greece: an updated and annotated checklist, Biodiversity Data Journal 5, pp. 20997-20997 : 20997 20997

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