Apocreadiidae
Apocreadiidae is a family of parasitic worms in the class Trematoda. Characteristics Members of the family are characterised by having extensive vitelline (yolk producing) follicles, eye-spot pigment dispersed in the front half of the body, a rod-shaped excretory vesicle, no cirrus-sac and the genital pore just in front of the ventral sucker or occasionally just behind it. Genera The World Register of Marine Species lists the following genera: *Apocreadiinae Skrjabin, 1942 **''Callohelmis'' Cribb & Bray, 1999 **''Choanodera'' Manter, 1940 **''Crassicutis'' Manter, 1936 **''Dactylotrema'' Bravo-Hollis & Manter, 1957 **''Homalometron'' Stafford, 1904 **''Marsupioacetabulum'' Yamaguti, 1952 **''Microcreadium'' Simer, 1929 **''Myzotus'' Manter, 1940 **''Neoapocreadium'' Siddiqi & Cable, 1960 **''Neomegasolena'' Siddiqi & Cable, 1960 **''Pancreadium'' Manter, 1954 **''Posterotestis'' Ostrowski de Nunez, Brugni & Flores, 2003 **''Procaudotestis'' Szidat, 1954 **''Trematobrien'' Dollfu ...
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