Entomology definition of Spermatotheca
Entomology definition of Spermatotheca: the sac or reservoir in the female, that receives the sperm during coition: = spermatheca and receptaculum seminis.
Month: September 2014
Entomology definition of Spermatophora
Entomology definition of Spermatophora: a sac or case containing spermatozoa.
Entomology definition of Spermatogonia
Entomology definition of Spermatogonia: the descendants of the primordial germ cells in the male. Each ultimate spermatogonium typically gives rise to four spermatozoa.
Entomology definition of Spermatogenesis
Entomology definition of Spermatogenesis: the development of spermatozoa.
Entomology definition of Spermatocytes
Entomology definition of Spermatocytes: the cells arising from the spermatogonia. The primary spermatocyte arises by growth of one of the last generation of spermatogonia. By […]
Entomology definition of Spermatid
Entomology definition of Spermatid: the final cells which are converted without further division into spermatozoa: they arise by division of the second spermatocytes (Wilson).
Entomology definition of Spermatheca
Entomology definition of Spermatheca: = spermatotheca; q.v.
Entomology definition of Sperm
Entomology definition of Sperm: the seminal fluid: in plural form is sometimes used as = spermatozoa; q.v.
Entomology definition of Speculum
Entomology definition of Speculum: a transparent area or spot on wings of some Lepidoptera; the glassy areas at base of tegmina in male Orthoptera that […]
Entomology definition of Specular membrane
Entomology definition of Specular membrane: in male Cicada, the inner or posterior mirror-like membrane of the sound-organ: = mirror.