Dictionary

autosperm en · NOUN

Etymology

From auto- + sperm.

Meanings

1. (countable, uncountable) Sperm that has been produced endogenously.
   • They seem to have mechanisms that favour fertilization by allosperm (donated by a partner) over autosperm (produced endogenously). 2000, Robert T. Dillon, The Ecology of Freshwater Molluscs, →ISBN, page 80:
   • During copulation, the penis deposits the autosperm (which now become allosperm) into the vaginal channel of the distal hermaphroditic duct of another animal. The allosperm then travel to the spermatotheca. 2011, Gregory A. Lewbart, Invertebrate Medicine, →ISBN, page 101:
   • Mating events whereby autosperm are donated to one partner while receiving allosperm from a third individual are known from sea slugs (see Chapter 8) and a monogenean flatworm (MacDonald and Caley 1975). 1998, Tim R. Birkhead, Anders Pape Møller, Sperm Competition and Sexual Selection, →ISBN, page 237:

Forms

Relateds

allosperm