Type species: Hippothoa irregularis Gabb & Horn, 1860
This genus includes the species:
(Ulrich & Bassler, 1907) | Paleogene Paleocene Thanetian | USA New Jersey | WoRMS 1409857 | |
Canu & Bassler, 1935 | Paleogene Oligocene | Australia Victoria. | WoRMS 1399580 | |
Canu & Bassler, 1929 | Recent | Philippines | WoRMS 472049 | |
(Wood, 1844) | Neogene Pliocene | England | WoRMS 1409858 | |
(Gabb & Horn, 1860) | Paleogene Paleocene Thanetian | USA New Jersey | WoRMS 1409859 | |
(Harmelin, 1973) | Recent | Mediterranean | WoRMS 882557 | |
Voigt, 1930 | Late Cretaceous Maastrichtian | Germany | WoRMS 1399581 | |
(Canu & Bassler, 1920) | Neogene Miocene Aquitanian | USA Alabama | WoRMS 1409860 | |
Lang, 1914 | Paleogene Paleocene Danian | NW Europe | WoRMS 1399582 | |
Brown, 1952 | Paleogene Oligocene | New Zealand. | WoRMS 1399583 |