Oyster crab
| Oyster crab | |
|---|---|
| Z. ostreus on Crassostrea virginica | |
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| Species: | Z. ostreus
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| Binomial name | |
| Zaops ostreus (Say, 1817)
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The oyster crab (Zaops ostreus) is a small, whitish or translucent crab in the family Pinnotheridae. It is parasitic on its oyster (bivalve mollusc) hosts.