Type species: Cyclocolposa perforata Canu & Bassler, 1923 (not 1920)
This genus includes the species:
| Vavra, 1983 | Paleogene Oligocene Rupelian | Austria | WoRMS 1401190 | |
| Canu & Bassler, 1923 | Pliocene | USA | WoRMS 1401191 | |
| Canu & Bassler, 1923 | Neogene Pliocene Zanclean | USA Virginia | WoRMS 1401192 | |
| Canu & Bassler, 1923 | Neogene Pliocene Zanclean | USA Florida | WoRMS 1401193 |
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| Cyclocolposa perforata (thanks to Dennis Gordon) |
Harmer notebook - entry for Cyclocolposa