Thumbnail crab

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The thumbnail crab, ''Thia scutellata'', is a species of decapods, in the family of thiidae, whose carapace resembles a human thumbnail, a dense fringe of long hairs distinctly notched around the edge. Pale pink in colour with red to brown markings. It is found in the North Sea, north-east Atlantic and Mediterranean Sea. It is the only extant species in the genus ''Thia'', although two fossil species are known. Their predators includes the atlantic cod. Provided by Wikipedia