"Unisexual" Quotes from Famous Books
... CHAETODERMOMORPHA.—Aplacophora without distinct ventral groove, with single median unisexual gonad, with differentiated hepatic sac, and with cloacal chamber furnished with two bipectinate gills. There are only two genera in this suborder: Chaetoderma, and Limifossor from Alaska. The characters therefore are very uniform. The body is worm-like and cylindrical, the posterior half a ... — Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 2 - "Chicago, University of" to "Chiton" • Various |