Type species: Lepralia monoceros Busk, 1854
This genus includes the species:
| Arachnopusia acanthoceros | (MacGillivray, 1887) | Recent | Australia |
| Arachnopusia admiranda | Moyano, 1982 | Recent | South America |
| Arachnopusia ajax | Livingstone, 1924 | Recent | Australia |
| Arachnopusia aquilina | Moyano, 1970 | Recent | Antarctic |
| Arachnopusia arabica | Ziko, 1988 | Eocene | Egypt |
| Arachnopusia areolata | Moyano, 1983 | Recent | Chile |
| Arachnopusia aviculifera | Hayward & Thorpe, 1988 | Recent | Antarctic |
| Arachnopusia bugei | Brown, 1952 | Miocene | New Zealand |
| Arachnopusia columnaris | Hayward & Thorpe, 1988 | Recent | Antarctic |
| Arachnopusia corniculata | Hayward & Cook, 1983 | Recent | South Africa |
| Arachnopusia coronata | (Canu & Bassler, 1935) | Neogene Miocene | Australia |
| Arachnopusia decipiens | Hayward & Thorpe, 1988 | Recent | Antarctic |
| Arachnopusia discors | Hayward & Thorpe, 1988 | Recent | SW Atlantic |
| Arachnopusia ferox | Hayward & Thorpe, 1988 | Recent | Antarctic |
| Arachnopusia fragilis | (Busk, 1884) | Recent | South Africa |
| Arachnopusia gigantea | (Kluge, 1914) | Recent | Antarctic |
| Arachnopusia globosa | Hayward & Thorpe, 1988 | Recent | SW Atlantic |
| Arachnopusia gracilis | Gordon & Taylor, 1999 | Paleocene | Chatham I., NZ |
| Arachnopusia inchoata | Hayward & Thorpe, 1988 | Recent | Antarctic |
| Arachnopusia kankawatiensis | Guha & Gopikrishna, 2007 | Neogene Miocene Burdigalian | India Gujarat |
| Arachnopusia kikuchii | Sakakura, 1935 | Recent | Japan |
| Arachnopusia latiavicularis | Moyano, 1970 | Recent | Antarctic |
| Arachnopusia laticella | (Canu & Bassler, 1929) | Recent | Philippines, Timor |
| Arachnopusia liversidgei | (Tenison Woods, 1876) | Tertiary | Australia |
| Arachnopusia monoceros | Busk, 1854 | Recent | South America |
| Arachnopusia paucivanna | Moyano, 1991 | Recent | Chile |
| Arachnopusia perforata | (Maplestone, 1909) | Recent | Tasman Sea, Kermadec Ridge |
| Arachnopusia pusae | Marcus, 1941 | Recent | Brazil |
| Arachnopusia quadralabia | Uttley & Bullivant, 1972 | Recent | New Zealand |
| Arachnopusia rostrata | Moissette, 1988 | U. Miocene | Algeria |
| Arachnopusia terminata | (Waters, 1881) | Neogene Miocene | SE Australia |
| Arachnopusia triarmata | Hayward & Thorpe, 1988 | Recent | Marion Is. |
| Arachnopusia tristanensis | Hayward & Thorpe, 1988 | Recent | Tristan da Cunha |
| Arachnopusia tubula | Hayward & Thorpe, 1988 | Recent | Antarctic |
| Arachnopusia unicornis | (Hutton, 1873) | Recent | New Zealand, Australia |
| Arachnopusia valligera | Hayward & Thorpe, 1988 | Recent | S. Atlantic (?) |
| Arachnopusia vicksburgica | Canu & Bassler, 1920 | Tertiary | USA |
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| Arachnopusia liversidgei | Arachnopusia terminata | Arachnopusia unicornis |
Harmer notebook - entry for Arachnopusia