Turbellarian taxonomic database

Geoplanini Cratera Diagnosis


Geoplaninae with medium-sized body, 30–70 in length; body broad, flattened, slightly leaf-shaped; eyes monolobulated; pharynx cylindrical to bell-shaped; prostatic vesicle extrabulbar; penis papilla protrusible, having distally a cavity continued from the ejaculatory duct; male atrium not folded, generally not separated from the female one; ascending portion of the ovovitelline ducts anterior or lateral to the female atrium and joining each other above it; genital canal dorso-anteriorly flexed, arising from the postero-dorsal or posterior region of the female atrium; female atrium funnel-shaped.

[From Carbayo F, Alvarez-Presas M, Olivares CT, Marques FPL, Froehlich EM, Riutort M (2013): 14]


Return to Geoplanini Cratera