| Date | Type | Reference | Taxon | Comment |
|---|---|---|---|---|
| 2026-04-23 | Species transferred to new genus | Pett et al., 2026 | Neochelas quadridens (Kraus, 1955) - El Salvador, Costa Rica | Species transferred from Trachelas L. Koch, 1872 to Neochelas Pett, Grismado & Ramírez, 2026 |
| 2026-04-23 | New taxonomic reference entry | Pett et al., 2026 | Neochelas panamanus (Chickering, 1937) - Panama | |
| 2026-04-23 | Species transferred to new genus | Pett et al., 2026 | Neochelas panamanus (Chickering, 1937) - Panama | Species transferred from Trachelas L. Koch, 1872 to Neochelas Pett, Grismado & Ramírez, 2026 |
| 2026-04-23 | New taxonomic reference entry | Pett et al., 2026 | Neochelas oculus (Platnick & Shadab, 1974) - Cuba | |
| 2026-04-23 | Species transferred to new genus | Pett et al., 2026 | Neochelas oculus (Platnick & Shadab, 1974) - Cuba | Species transferred from Trachelas L. Koch, 1872 to Neochelas Pett, Grismado & Ramírez, 2026 |
| 2026-04-23 | New taxonomic reference entry | Pett et al., 2026 | Neochelas mulcetus (Chickering, 1973) - Jamaica | |
| 2026-04-23 | Species transferred to new genus | Pett et al., 2026 | Neochelas mulcetus (Chickering, 1973) - Jamaica | Species transferred from Trachelas L. Koch, 1872 to Neochelas Pett, Grismado & Ramírez, 2026 |
| 2026-04-23 | New taxonomic reference entry | Pett et al., 2026 | Neochelas jamaicensis (Gertsch, 1942) - Jamaica | |
| 2026-04-23 | Species transferred to new genus | Pett et al., 2026 | Neochelas jamaicensis (Gertsch, 1942) - Jamaica | Species transferred from Trachelas L. Koch, 1872 to Neochelas Pett, Grismado & Ramírez, 2026 |
| 2026-04-23 | New taxonomic reference entry | Pett et al., 2026 | Neochelas inclinatus (Platnick & Shadab, 1974) - Cuba | |
| 2026-04-23 | Species transferred to new genus | Pett et al., 2026 | Neochelas inclinatus (Platnick & Shadab, 1974) - Cuba | Species transferred from Trachelas L. Koch, 1872 to Neochelas Pett, Grismado & Ramírez, 2026 |
| 2026-04-23 | New taxonomic reference entry | Pett et al., 2026 | Neochelas giganteus (Platnick & Shadab, 1974) - Jamaica | |
| 2026-04-23 | Species transferred to new genus | Pett et al., 2026 | Neochelas giganteus (Platnick & Shadab, 1974) - Jamaica | Species transferred from Trachelas L. Koch, 1872 to Neochelas Pett, Grismado & Ramírez, 2026 |
| 2026-04-23 | New taxonomic reference entry | Pett et al., 2026 | Neochelas femoralis (Simon, 1898) - St. Vincent | |
| 2026-04-23 | Species transferred to new genus | Pett et al., 2026 | Neochelas femoralis (Simon, 1898) - St. Vincent | Species transferred from Trachelas L. Koch, 1872 to Neochelas Pett, Grismado & Ramírez, 2026 |
| 2026-04-23 | New taxonomic reference entry | Pett et al., 2026 | Neochelas erectus (Platnick & Shadab, 1974) - Haiti | |
| 2026-04-23 | Species transferred to new genus | Pett et al., 2026 | Neochelas erectus (Platnick & Shadab, 1974) - Haiti | Species transferred from Trachelas L. Koch, 1872 to Neochelas Pett, Grismado & Ramírez, 2026 |
| 2026-04-23 | New taxonomic reference entry | Pett et al., 2026 | Neochelas dilatus (Platnick & Shadab, 1974) - Dominican Rep. | |
| 2026-04-23 | Species transferred to new genus | Pett et al., 2026 | Neochelas dilatus (Platnick & Shadab, 1974) - Dominican Rep. | Species transferred from Trachelas L. Koch, 1872 to Neochelas Pett, Grismado & Ramírez, 2026 |
| 2026-04-23 | New taxonomic reference entry | Pett et al., 2026 | Neochelas contractus (Platnick & Shadab, 1974) - Cuba | |
| 2026-04-23 | Species transferred to new genus | Pett et al., 2026 | Neochelas contractus (Platnick & Shadab, 1974) - Cuba | Species transferred from Trachelas L. Koch, 1872 to Neochelas Pett, Grismado & Ramírez, 2026 |
| 2026-04-23 | New taxonomic reference entry | Pett et al., 2026 | Neochelas cadulus (Chickering, 1973) - Jamaica | |
| 2026-04-23 | Species transferred to new genus | Pett et al., 2026 | Neochelas cadulus (Chickering, 1973) - Jamaica | Species transferred from Trachelas L. Koch, 1872 to Neochelas Pett, Grismado & Ramírez, 2026 |
| 2026-04-23 | New taxonomic reference entry | Pett et al., 2026 | Neochelas bravidus (Chickering, 1973) - Jamaica | |
| 2026-04-23 | Species transferred to new genus | Pett et al., 2026 | Neochelas bravidus (Chickering, 1973) - Jamaica | Species transferred from Trachelas L. Koch, 1872 to Neochelas Pett, Grismado & Ramírez, 2026 |
| 2026-04-23 | New taxonomic reference entry | Pett et al., 2026 | Neochelas borinquensis (Gertsch, 1942) - Puerto Rico | |
| 2026-04-23 | Species transferred to new genus | Pett et al., 2026 | Neochelas borinquensis (Gertsch, 1942) - Puerto Rico | Species transferred from Trachelas L. Koch, 1872 to Neochelas Pett, Grismado & Ramírez, 2026 |
| 2026-04-23 | New taxonomic reference entry | Pett et al., 2026 | Neochelas bicolor (Keyserling, 1887) - Hispaniola (Haiti, Dominican Rep.) | |
| 2026-04-23 | Species transferred to new genus | Pett et al., 2026 | Neochelas bicolor (Keyserling, 1887) - Hispaniola (Haiti, Dominican Rep.) | Species transferred from Trachelas L. Koch, 1872 to Neochelas Pett, Grismado & Ramírez, 2026 |
| 2026-04-23 | New taxonomic reference entry | Pett et al., 2026 | Neochelas barroanus (Chamberlin, 1925) - Panama | |
| 2026-04-23 | Species transferred to new genus | Pett et al., 2026 | Neochelas barroanus (Chamberlin, 1925) - Panama | Species transferred from Trachelas L. Koch, 1872 to Neochelas Pett, Grismado & Ramírez, 2026 |
| 2026-04-23 | New taxonomic reference entry | Pett et al., 2026 | Neochelas vitiosus (Keyserling, 1891) - Brazil | |
| 2026-04-23 | Species transferred to new genus | Pett et al., 2026 | Neochelas vitiosus (Keyserling, 1891) - Brazil | Species transferred from Trachelas L. Koch, 1872 to Neochelas Pett, Grismado & Ramírez, 2026 |
| 2026-04-23 | New taxonomic reference entry | Pett et al., 2026 | Neochelas submissus (Gertsch, 1942) - Brazil, Paraguay, Argentina | |
| 2026-04-23 | Species transferred to new genus | Pett et al., 2026 | Neochelas submissus (Gertsch, 1942) - Brazil, Paraguay, Argentina | Species transferred from Trachelas L. Koch, 1872 to Neochelas Pett, Grismado & Ramírez, 2026 |
| 2026-04-23 | New taxonomic reference entry | Pett et al., 2026 | Neochelas robustus (Keyserling, 1891) - Brazil, Argentina | |
| 2026-04-23 | Species transferred to new genus | Pett et al., 2026 | Neochelas robustus (Keyserling, 1891) - Brazil, Argentina | Species transferred from Trachelas L. Koch, 1872 to Neochelas Pett, Grismado & Ramírez, 2026 |
| 2026-04-23 | New taxonomic reference entry | Pett et al., 2026 | Neochelas rugosus (Keyserling, 1891) - Brazil | |
| 2026-04-23 | Species transferred to new genus | Pett et al., 2026 | Neochelas rugosus (Keyserling, 1891) - Brazil | Species transferred from Trachelas L. Koch, 1872 to Neochelas Pett, Grismado & Ramírez, 2026 |
| 2026-04-23 | New taxonomic reference entry | Pett et al., 2026 | Neochelas itapua Pett, Grismado & Ramírez, 2026 - Brazil, Paraguay, Argentina | |
| 2026-04-23 | New species inserted | Pett et al., 2026 | Neochelas itapua Pett, Grismado & Ramírez, 2026 - Brazil, Paraguay, Argentina | |
| 2026-04-23 | New taxonomic reference entry | Pett et al., 2026 | Neochelas gualamba Pett, Grismado & Ramírez, 2026 - Argentina | |
| 2026-04-23 | New species inserted | Pett et al., 2026 | Neochelas gualamba Pett, Grismado & Ramírez, 2026 - Argentina | |
| 2026-04-23 | New taxonomic reference entry | Pett et al., 2026 | Neochelas cerroleon Pett, Grismado & Ramírez, 2026 - Paraguay | |
| 2026-04-23 | New species inserted | Pett et al., 2026 | Neochelas cerroleon Pett, Grismado & Ramírez, 2026 - Paraguay | |
| 2026-04-23 | New taxonomic reference entry | Pett et al., 2026 | Neochelas amambay Pett, Grismado & Ramírez, 2026 - Brazil, Paraguay, Argentina | |
| 2026-04-23 | New species inserted | Pett et al., 2026 | Neochelas amambay Pett, Grismado & Ramírez, 2026 - Brazil, Paraguay, Argentina | |
| 2026-04-23 | New taxonomic reference entry | Pett et al., 2026 | Neochelas iguazu Pett, Grismado & Ramírez, 2026 - Brazil, Argentina | |
| 2026-04-23 | New species inserted | Pett et al., 2026 | Neochelas iguazu Pett, Grismado & Ramírez, 2026 - Brazil, Argentina | |
| 2026-04-23 | New taxonomic reference entry | Pett et al., 2026 | Neochelas calilegua Pett, Grismado & Ramírez, 2026 - Argentina |
Log values