[Electron microscope studies on spermatogenesis. XI. On spermiogenesis of atypical spermatids of Melania libertina Gould].
D000818:Animals; D004583:Electrons; D006801:Humans; D008297:Male; D008853:Microscopy; D008854:Microscopy, Electron; D012106:Research; D012908:Snails; D013087:Spermatids; D013091:Spermatogenesis; D013094:Spermatozoa; D013737:Testis
MICROSCOPY, ELECTRON; SNAILS; SPERMATOZOA; TESTIS