Oyster crab

Oyster crab
Z. ostreus on Crassostrea virginica
Scientific classification
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Genus:
Zaops
Species:
Z. ostreus
Binomial name
Zaops ostreus
(Say, 1817) 
Synonyms 
  • Pinnotheres ostreum Say, 1817
  • Pinnotheres depressum Say, 1817
  • Zaops ostreum Say, 1817 [misspelling]

The oyster crab (Zaops ostreus) is a small, whitish or translucent crab in the family Pinnotheridae.