paramoeba paramoeba paramoeba is a genus of common parasites, including species that can cause infection in fish, crabs (including the "blue crab", callinectes sapidus), sea urchins and others. paramoeba scientific classification domain: eukaryota phylum: amoebozoa class: discosea order: dactylopodida family: paramoebidae genus: paramoebaschaudinn 1896 type species paramoeba eilhardischaudinn 1896 species p. aparasomata volkova et al. 2019 p. eilhardi schaudinn 1896 ?p. hamiltoni ?p. hominis craig 1906 p. karteshi volkova et al. 2019 ?p. perniciosa sprague, beckett & sawyer 1969 p. perurans (young et al. 2007) feehan et al. 2013 ?p. schaudinni de faria, cunha & pinto 1922