Turbellarian taxonomic database

Limnotyphloplanida Dalyelliidae Diagnosis

with pharynx at front end of unbranched intestine;
mouth in first third of body;
genital opening in hind body half;
paired testes compact;
male copulatory organ as a rule with complicated cuticular apparatus;
germarium unlobed;
paired, unbranched, smooth or papilla-less vitellaria;
most with bursa copulatrix; 
without vagina;
without sperm duct;
with or without separate seminal receptacle;
uterus mostly a part of female canal;

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