Leidya ucae is an isopoda parasite present in the waters off the coast of China. First described in 1930 by Pearse.
Etymology The species name "ucae" is in reference to the type of crab it infects, the species used to be in the genus Uca.
Description Leidya infelix is a species known to parasitize Tubuca forcipata, a species of fiddler crab.
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