Turbellarian taxonomic database
Yorknia aprostatica Diagnosis
Species of Yorknia with 15 testes in a row, without either prostate glands or vesicle, and with an almost straight stylet of about 80-mm long, with a proximal ‘cap’ of 30–40 mm in diameter, and with a single large seminal vesicle. Female pore only slightly behind the male pore; prepenial copulatory bursa with two vaginas.
[From Schockaert ER, Curini-Galletti M, De Ridder W, Volonterio O, Artois T (2009): 765]
Return to Yorknia aprostatica