-55.5, -20.45: 10 Treatments

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Stemmops belavista     Santanna, Manoela & Rodrigues, Everton Nei Lopes, 2018, Five new species and new records of the spider genus Stemmops (Araneae, Theridiidae, Spintharinae) from Brazil, Zootaxa 4524 (2), pp. 174-186: 181 181
Ariadna boliviana     Giroti, André Marsola & Brescovit, Antonio Domingos, 2018, The taxonomy of the American Ariadna Audouin (Araneae: Synspermiata: Segestriidae), Zootaxa 4400 (1), pp. 1-114: 59-62 59-62
Cryptachaea parana     Santanna, Manoela, Rodrigues, Everton Nei Lopes, Cizauskas, Igor & Brescovit, Antonio Domingos, 2019, On the spider genus Cryptachaea from Peru, Bolivia and cave environments in Brazil: a new species, additional descriptions and new records (Araneae, Theridiidae), Zootaxa 4646 (2), pp. 271-292: 276-278 276-278
Anisophlugis appendicula   n. comb.  Chamorro-Rengifo, Juliana & Olivier, Renan Da Silva, 2017, A new genus of Phlugidini (Orthoptera: Tettigoniidae: Meconematinae) with asymmetrical mandibles, Zootaxa 4286 (3), pp. 391-400: 392-398 392-398
Stomatosema sisbiota   sp. nov.  Carmo-Neto, Antonio Marcelino Do, Lamas, Carlos José Einicker & Urso-Guimarães, Maria Virginia, 2019, New species and records of the supertribe Stomatosematidi (Diptera: Cecidomyiidae) in Brazil, Zootaxa 4608 (1), pp. 119-130: 122 122
Stomatosema terere   sp. nov.  Carmo-Neto, Antonio Marcelino Do, Lamas, Carlos José Einicker & Urso-Guimarães, Maria Virginia, 2019, New species and records of the supertribe Stomatosematidi (Diptera: Cecidomyiidae) in Brazil, Zootaxa 4608 (1), pp. 119-130: 128 128
Didactylomyia longimana     Carmo-Neto, Antonio Marcelino Do, Lamas, Carlos José Einicker & Urso-Guimarães, Maria Virginia, 2019, New species and records of the supertribe Stomatosematidi (Diptera: Cecidomyiidae) in Brazil, Zootaxa 4608 (1), pp. 119-130: 129-130 129-130
Stomatosema terena   sp. nov.  Carmo-Neto, Antonio Marcelino Do, Lamas, Carlos José Einicker & Urso-Guimarães, Maria Virginia, 2019, New species and records of the supertribe Stomatosematidi (Diptera: Cecidomyiidae) in Brazil, Zootaxa 4608 (1), pp. 119-130: 125 125
Oxyopes salticus     Santos, Adalberto J., 2017, The jumping lynx spider Oxyopes salticus Hentz, 1845 and its Neotropical relatives (Araneae: Oxyopidae), Zootaxa 4216 (5), pp. 457-481: 459-465 459-465
Tonsuritermes   gen. nov.  Constantini, Joice P., Carrijo, Tiago Fernandes, Palma-Onetto, Valeria, Scheffrahn, Rudolf, Carnohan, Lucas Paul, Šobotník, Jan , 2018, Tonsuritermes, a new soldierless termite genus and two new species from South America (Blattaria: Isoptera: Termitidae: Apicotermitinae), Zootaxa 4531 (3), pp. 383-394: 384-387 384-387