Spermatogenesis in the earthwormMicrochaetus pentheri (Oligochaeta, Microchaetidae)


Spermatogenesis inMicrochaetus pentheri (Microchaetidae) follows the familiar pattern known for other oligochaetes. Spermatogenic stages develop around an anucleate cytophore from which they separate as mature spermatozoa. During spermiogenesis the nucleus elongates and becomes surmounted by a complex, elongate acrosome; the flagellar axoneme develops from… (More)
DOI: 10.1007/BF01632995