Definitions

1. noun

A small freshwater crab, especially a species of the family Cyprididae, or a genus of fossilized crabs, Cypris.

“The beachcomber spotted a cypris shell fossil buried in the sand.”

2. proper noun

A genus of freshwater crabs, especially Cypris australis, and other species.

“The freshwater crab species Cypris australis was identified in the research study.”