Type species: Lepralia porcellana normani Livingstone, 1926
This genus includes the species:
| Plesiocleidochasma cleidostomum | (Smitt, 1873) | Recent | Caribbean |
| Plesiocleidochasma fallax | Canu & Bassler, 1929 | Recent | Philippines |
| Plesiocleidochasma immersum | (Soule, Soule & Chaney, 1991) | Recent | Thailand |
| Plesiocleidochasma inaequalis | (Brown, 1952) | Paleogene Oligocene Rupelian | New Zealand |
| Plesiocleidochasma incisa | (Reuss, 1874) | Neogene Miocene-Pliocene | Europe |
| Plesiocleidochasma laterale | (Harmer, 1957) | Recent | Indo-Pacific |
| Plesiocleidochasma mediterraneum | Chimenz Gusso & Soule, 2003 | Recent | Mediterranean |
| Plesiocleidochasma normani | (Livingstone, 1926) | Recent | Australia, Indo-Pacific |
| Plesiocleidochasma perspicuum | (Hayward & Cook, 1983) | Recent | South Africa |
| Plesiocleidochasma porcellaniforme | (Soule, Soule & Chaney, 1991) | Recent | Indo-Pacific |
| Plesiocleidochasma porcellanum | (Busk, 1860) | Recent | Atlantic Madeira (other localities need checking) |
| Plesiocleidochasma septemspinosa | Tilbrook, 2006 | Recent | Solomon Islands |
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| Plesiocleidochasma fallax | Plesiocleidochasma normani |
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