| 2015-11-13 | New species inserted | Drizztius geminensis Edwards, 2015 | Trinidad | | Edwards, 2015 |
| 2015-11-13 | New genus inserted | Drizztius Edwards, 2015 | | Edwards, 2015 |
| 2015-11-13 | New taxonomic reference entry | Chira trivittata (Taczanowski, 1871) | Guatemala, Panama, Guyana, Bolivia, Brazil | | Edwards, 2015 |
| 2015-11-13 | New taxonomic reference entry | Chira spinosa (Mello-Leitão, 1939) | Honduras, Panama, Bolivia, Brazil, Paraguay, Argentina | | Edwards, 2015 |
| 2015-11-13 | New taxonomic reference entry | Capidava biuncata Simon, 1902 | Brazil | | Edwards, 2015 |
| 2015-11-13 | First description of female | Capidava biuncata Simon, 1902 | Brazil | (Old value) | Edwards, 2015 |
| 2015-11-13 | New taxonomic reference entry | Asaracus megacephalus C. L. Koch, 1846 | Brazil | | Edwards, 2015 |
| 2015-11-13 | First description of female | Asaracus megacephalus C. L. Koch, 1846 | Brazil | (Old value) | Edwards, 2015 |
| 2015-11-13 | New taxonomic reference entry | Aphirape flexa Galiano, 1981 | Argentina, Uruguay | | Edwards, 2015 |
| 2015-11-13 | New taxonomic reference entry | Akela ruricola Galiano, 1999 | Brazil, Uruguay, Argentina | | Edwards, 2015 |
| 2015-11-13 | New taxonomic reference entry | Akela charlottae G. W. Peckham & E. G. Peckham, 1896 | Guatemala, Panama | | Edwards, 2015 |
| 2015-11-11 | Species updated | Leptodrassex simoni (Dalmas, 1919) | Portugal, Spain, France, Lebanon | Error corrected (Old value) | |
| 2015-11-06 | Reference included | | | Gabriel & Longhorn, 2015 |
| 2015-11-06 | Species distribution update | Sericopelma panamense (Simon, 1891) | Mexico, Panama | (Old value) | Gabriel & Longhorn, 2015 |
| 2015-11-06 | New taxonomic reference entry | Abdomegaphobema mesomelas (O. Pickard-Cambridge, 1892) | Costa Rica | | Gabriel & Longhorn, 2015 |
| 2015-11-06 | New taxonomic reference entry | Megaphobema robustum (Ausserer, 1875) | Colombia | | Gabriel & Longhorn, 2015 |
| 2015-11-06 | New taxonomic reference entry | Tliltocatl verdezi (Schmidt, 2003) | Mexico | | Gabriel & Longhorn, 2015 |
| 2015-11-06 | New taxonomic reference entry | Brachypelma emilia (White, 1856) | Mexico | | Gabriel & Longhorn, 2015 |
| 2015-11-06 | New taxonomic reference entry | Sericopelma panamanum (Karsch, 1880) | Panama | | Gabriel & Longhorn, 2015 |
| 2015-11-06 | Taxonomic reference added from other taxon | Sericopelma panamanum (Karsch, 1880) | Panama | (Old value) | Gabriel & Longhorn, 2015 |
| 2015-11-06 | Taxonomic reference assigned to new taxon | Sericopelma rubronitens Ausserer, 1875 | Central America | Taxonomic reference entry assigned to Sericopelma panamanum Karsch, 1880 | Gabriel & Longhorn, 2015 |
| 2015-11-06 | Taxonomic reference added from other taxon | Sericopelma panamanum (Karsch, 1880) | Panama | (Old value) | Gabriel & Longhorn, 2015 |
| 2015-11-06 | Taxonomic reference assigned to new taxon | Sericopelma rubronitens Ausserer, 1875 | Central America | Taxonomic reference entry assigned to Sericopelma panamanum Karsch, 1880 | Gabriel & Longhorn, 2015 |
| 2015-11-06 | New species inserted | Sericopelma panamanum (Karsch, 1880) | Panama | | Karsch, 1880d |
| 2015-11-06 | New taxonomic reference entry | Sericopelma angustum (Valerio, 1980) | Costa Rica | | Gabriel & Longhorn, 2015 |
| 2015-11-06 | Species transferred to new genus | Sericopelma angustum (Valerio, 1980) | Costa Rica | Species transferred from Brachypelma to Sericopelma | Gabriel & Longhorn, 2015 |
| 2015-11-06 | New taxonomic reference entry | Sericopelma embrithes (Chamberlin & Ivie, 1936) | Panama | | Gabriel & Longhorn, 2015 |
| 2015-11-06 | Species transferred to new genus | Sericopelma embrithes (Chamberlin & Ivie, 1936) | Panama | Species transferred from Brachypelma to Sericopelma | Gabriel & Longhorn, 2015 |
| 2015-11-06 | Reference included | | | Machado, Teixeira & Lise, 2015 |
| 2015-11-06 | Taxon is nomen dubium | Epicadus gradiens (Mello-Leitão, 1929) | Brazil | Tobias gradiens Mello-Leitão, 1929 declared a nomen dubium | Machado, Teixeira & Lise, 2015 |
| 2015-11-06 | Taxon is nomen dubium | Epicadus corticatus (Mello-Leitão, 1917) | Brazil | Tobias corticatus Mello-Leitão, 1917 declared a nomen dubium | Machado, Teixeira & Lise, 2015 |
| 2015-11-06 | Taxon is nomen dubium | Epicadus albovittatus (Caporiacco, 1954) | French Guiana | Tobias albovittatus Caporiacco, 1954 declared a nomen dubium | Machado, Teixeira & Lise, 2015 |
| 2015-11-06 | Taxon is nomen dubium | Epicadus albicans (Mello-Leitão, 1929) | Brazil | Tobias albicans Mello-Leitão, 1929 declared a nomen dubium | Machado, Teixeira & Lise, 2015 |
| 2015-11-06 | Species distribution update | Epicadus pustulosus (Mello-Leitão, 1929) | Panama, Peru, Ecuador, Brazil | (Old value) | Machado, Teixeira & Lise, 2015 |
| 2015-11-06 | New taxonomic reference entry | Epicadus pustulosus (Mello-Leitão, 1929) | Panama, Peru, Ecuador, Brazil | | Machado, Teixeira & Lise, 2015 |
| 2015-11-06 | First description of male | Epicadus pustulosus (Mello-Leitão, 1929) | Panama, Peru, Ecuador, Brazil | (Old value) | Machado, Teixeira & Lise, 2015 |
| 2015-11-06 | Species synonymy | Epicadus pustulosus (Mello-Leitão, 1929) | Panama, Peru, Ecuador, Brazil | Tobias monstrosus synonymized with Tobias pustulosus | Machado, Teixeira & Lise, 2015 |
| 2015-11-06 | Species updated | Epicadus monstrosus Simon, 1929 | Peru, Brazil | Status: Synonym (Old value) | Machado, Teixeira & Lise, 2015 |
| 2015-11-06 | Species distribution update | Epicadus caudatus (Mello-Leitão, 1929) | Puerto Rico, Venezuela, Brazil | (Old value) | Machado, Teixeira & Lise, 2015 |
| 2015-11-06 | New taxonomic reference entry | Epicadus caudatus (Mello-Leitão, 1929) | Puerto Rico, Venezuela, Brazil | | Machado, Teixeira & Lise, 2015 |
| 2015-11-06 | First description of male | Epicadus caudatus (Mello-Leitão, 1929) | Puerto Rico, Venezuela, Brazil | (Old value) | Machado, Teixeira & Lise, 2015 |
| 2015-11-05 | Reference included | | | Mukhtar, 2015 |
| 2015-11-05 | New taxonomic reference entry | Cheiracanthium saccharanalis Mukhtar, 2015 | Pakistan | | Mukhtar, 2015 |
| 2015-11-05 | New species inserted | Cheiracanthium saccharanalis Mukhtar, 2015 | Pakistan | | Mukhtar, 2015 |
| 2015-11-05 | New taxonomic reference entry | Cheiracanthium warsai Mukhtar, 2015 | Pakistan | | Mukhtar, 2015 |
| 2015-11-05 | New species inserted | Cheiracanthium warsai Mukhtar, 2015 | Pakistan | | Mukhtar, 2015 |
| 2015-11-05 | Reference included | | | Corronca & Rodríguez Artigas, 2015 |
| 2015-11-05 | Species distribution update | Argiope argentata (Fabricius, 1775) | USA to Chile, Argentina | (Old value) | Corronca & Rodríguez Artigas, 2015 |
| 2015-11-05 | New taxonomic reference entry | Gea heptagon (Hentz, 1850) | Pacific Is., Australia. Introduced to USA to Argentina | | Corronca & Rodríguez Artigas, 2015 |
| 2015-11-05 | New taxonomic reference entry | Argiope kaingang Corronca & Rodríguez-Artigas, 2015 | Argentina | | Corronca & Rodríguez Artigas, 2015 |