Hysteroconcha lupanaria
Hysteroconcha lupanaria is a species of marine bivalve mollusc in the family Veneridae, the Venus clams.[1][2] DescriptionThe shell of this species is unusual in that it has a double series of long, curved spines on the posterior slope of each valve. A closely related species which occurs in the Western Atlantic is Pitar dione. DistributionThis species is found in the Eastern Pacific Ocean. References
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