Penis: the flexible, membranous, intromittent organ of the male.
Penis rudimentarius causa impotentiae est, sed casus amplificationis post matrimonium habentur.
Penis short, hairy, finely-ringed, with no projecting point at its dorsal basis.
Penis, with a straight, sharp, short point on the dorsal basis.
Penis at some distance from the female aperture, except in Amphibola and Siphonaria.
Penis rather small, coloured purplish, with numerous little tufts of bristles.
Penis purple, with excessively short and fine spines in tufts, chiefly near the extremity.
Ibla quadrivalvis, Penis supported on a long unarticulated projection; greatly magnified.