Turbellarian taxonomic database
Polycystidinae Rogneda Diagnosis
Polycystididae with a syncytial epidermis. Gonads paired. Gonopore situated ventrally. With a prostate vesicle type III, with at least its distal end in between the two stylets. Prostate vesicle and ejacu- latory duct enter the male atrium together through a small penial papilla. Seminal vesicles paired. No other glands present in the male system. Copulatory organ proper consisting of a prostate stylet type III. Accessory stylet type I present or not. Male bursa present or not. Female bursa absent. A large bundle of glands opens in the junction of the two oviducts. Uterus enters the common genital atrium anteriorly, separately from the female duct.
[From Artois T (2008): 8]
Notes from synonyms
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