-89.78153, 20.471027: 10 Treatments

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Lasioglossum (Dialictus) nanotegula   sp. nov.  Landaverde-González, Patricia, Gardner, Joel, Moo-Valle, Humberto, Quezada-Euán, José Javier G., Ayala, Ricardo & Husemann, Martin, 2023, Seven new species of Lasioglossum (Dialictus) Robertson, 1902 (Hymenoptera: Halictidae: Halictini) from the Yucatán Peninsula, Mexico, European Journal of Taxonomy 862 (1), pp. 1-65 : 45-50 45-50
Lasioglossum (Dialictus) milpa   sp. nov.  Landaverde-González, Patricia, Gardner, Joel, Moo-Valle, Humberto, Quezada-Euán, José Javier G., Ayala, Ricardo & Husemann, Martin, 2023, Seven new species of Lasioglossum (Dialictus) Robertson, 1902 (Hymenoptera: Halictidae: Halictini) from the Yucatán Peninsula, Mexico, European Journal of Taxonomy 862 (1), pp. 1-65 : 42-45 42-45
Lasioglossum (Dialictus) aureoviride   sp. nov.  Landaverde-González, Patricia, Gardner, Joel, Moo-Valle, Humberto, Quezada-Euán, José Javier G., Ayala, Ricardo & Husemann, Martin, 2023, Seven new species of Lasioglossum (Dialictus) Robertson, 1902 (Hymenoptera: Halictidae: Halictini) from the Yucatán Peninsula, Mexico, European Journal of Taxonomy 862 (1), pp. 1-65 : 32-37 32-37
Lasioglossum (Dialictus) yucatanense   sp. nov.  Landaverde-González, Patricia, Gardner, Joel, Moo-Valle, Humberto, Quezada-Euán, José Javier G., Ayala, Ricardo & Husemann, Martin, 2023, Seven new species of Lasioglossum (Dialictus) Robertson, 1902 (Hymenoptera: Halictidae: Halictini) from the Yucatán Peninsula, Mexico, European Journal of Taxonomy 862 (1), pp. 1-65 : 11-19 11-19
Lasioglossum (Dialictus) ameshoferi   sp. nov.  Landaverde-González, Patricia, Gardner, Joel, Moo-Valle, Humberto, Quezada-Euán, José Javier G., Ayala, Ricardo & Husemann, Martin, 2023, Seven new species of Lasioglossum (Dialictus) Robertson, 1902 (Hymenoptera: Halictidae: Halictini) from the Yucatán Peninsula, Mexico, European Journal of Taxonomy 862 (1), pp. 1-65 : 26-31 26-31
Gonolobus caamali   sp. nov.  Carnevali, Germán, Romero-González, Gustavo A., Tapia-Muñoz, José Luis, Ramírez-Morillo, Ivón M., Ramírez-Díaz, Claudia J., Cetzal-Ix, William, Stefano, Rodrigo Duno De & Romero-Soler, Katya J., 2022, Twice lost, twice found: A new species of Gonolobus (Apocynaceae: Asclepiadoideae) with a reappraisal of the genus in the Yucatan Peninsula Biotic Province, Phytotaxa 530 (2), pp. 141-162 : 146-153 146-153
Olbiogaster puuc   sp. nov.  Huerta, Heron, Dzul-Manzanilla, Felipe, Navarrete-Carballo, Juan C., Manrique-Saide, Pablo & Hancock, E. Geoffrey, 2019, Olbiogaster Osten Sacken (Diptera: Anisopodidae) from Mexico, with the description of three new species, Zootaxa 4565 (4), pp. 475-492 : 485-488 485-488
Lasioglossum (Dialictus) paxtoni   sp. nov.  Landaverde-González, Patricia, Gardner, Joel, Moo-Valle, Humberto, Quezada-Euán, José Javier G., Ayala, Ricardo & Husemann, Martin, 2023, Seven new species of Lasioglossum (Dialictus) Robertson, 1902 (Hymenoptera: Halictidae: Halictini) from the Yucatán Peninsula, Mexico, European Journal of Taxonomy 862 (1), pp. 1-65 : 19-24 19-24
Xylocopa (Neoxylocopa) nautlana     Mérida-Rivas, Jorge A., Hinojosa-Díaz, Ismael A., Ayala-Barajas, Ricardo, Pozo, Carmen & Vandame, Rémy, 2022, Revision of carpenter bees of the subgenus Neoxylocopa Michener (Hymenoptera: Apidae) from Mexico and Mesoamerica, Zootaxa 5158 (1), pp. 1-67 : 22-26 22-26
Lasioglossum (Dialictus) meteorum   sp. nov.  Gardner, Joel & Gibbs, Jason, 2020, The ‘ red-tailed’ Lasioglossum (Dialictus) (Hymenoptera: Halictidae) of the western Nearctic, European Journal of Taxonomy 725, pp. 1-242 : 136-141 136-141