|
Key
|
Name |
Authority |
Publication |
Category |
Notes |
Volume |
Page |
Extinct |
Homonym. |
Corr. |
 
 | Mesostygarctus | Renaud-Mornant 1979 | Bulletin Mus. natn. Hist. nat. Paris (Zool. Biol. Ecol. anim.) No. 2: 341. | Tardigrada | | 9 | 386 | | No | No |
|
| Neostygarctus | Grimaldi de Zio, d'Addabbo Gallo & Morone de Lucia 1982 | d'Addabbo Gallo & Morone de Lucia 1982, Cahiers Biol. mar. 23 (3): 319. | Tardigrada | | 9 | 433 | | No | No |
|
| Pseudostygarctus | McKirdy Schmidt & McGinty-Bayly 1976 | Mikrofauna Meeresbodens 58: 24. | Arachn(Tard) | | 8 | 438 | | No | No |
|
| Stygarctus | Schulz 1951 | Kieler Meeresforsch., 8, 93. | Arachn | | 6 | 283 | | No | No |