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spermatophore
(redirected from spermatophores)

    Also found in: Encyclopedia, Wikipedia 0.01 sec.
sper·mat·o·phore  (spr-mt-fôr, -fr, spûrm-t-)
n.
A capsule or compact mass of spermatozoa extruded by the males of certain invertebrates and primitive vertebrates and directly transferred to the reproductive parts of the female.
sperma·topho·ral (spûrm-tfr-l) adj.
spermatophore [ˈspɜːmətəʊˌfɔː]
n
(Life Sciences & Allied Applications / Zoology) a capsule of spermatozoa extruded by some molluscs, crustaceans, annelids, and amphibians
spermatophoral  [ˌspɜːməˈtɒfərəl] adj
spermatophore  (spr-mt-fôr)
A capsule or compact mass of spermatozoa extruded by the males of certain invertebrates and primitive vertebrates and directly transferred to the reproductive parts of the female.
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Males deposit spermatophores, or sperm packets, for females, who choose the ones that will be used to fertilize their eggs.
Animals make more complex decisions about choosing mates than earlier ... by Asian News International
Also, the presence of spermatophores attached to the inner part of the mantle of females was registered to determine the seasonality of mating.
Contribution to understanding the population structure and maturation ... by Abril, Augusto Cesar Crespi; Morsan, Enrique Mario; Baron, Pedro Jose / Journal of Shellfish Research
Their topics include methods for sperm collection, determining egg quality in teleost fish, the cryo-preservation of fish oocytes, semen cryo-preservation of the endangered Brazilian species piracanjuba, and techniques for the cryo-preservation of spermatophores of the giant freshwater prawn.
Methods in reproductive aquaculture; marine and freshwater species by SciTech Book News
 
 
 
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