Online Dictionary of Invertebrate Zoology: Complete Work - Best Text

Online Dictionary of Invertebrate Zoology 817seminal bursa (PLATY: Turbellaria) A term used to describe thesac for receiving sperm during copulation that will bestored for a period of time; bursa seminalis. see bursacopulatrix.seminal canal (ARTHRO: Insecta) In female Coleoptera, a ductor canal that connects the spermatheca with the vagina,functioning in sperm transport.seminal ducts see vas deferensseminal funnel (ANN: Oligochaeta) The internal opening of thevas deferens.seminal furrows/grooves (ANN) Referring to distinct markingsin the epidermis associated with male, or prostaticpores, through which sperm and/or prostatic secretionsmove at the time of copulation.seminal receptacle Diverticulum of oviduct or pouch externalto the oviduct for storing spermatozoa delivered by themale; receptaculum seminalis. see spermatheca, bursacopulatrix, copulatory pouch, copulatory sac, seminalbursa, spermatheca.seminal vesicle 1. A male sac-, tube- or pouch-like structurein which spermatozoa is stored before being discharged;seminal reservoir; vesicula seminalis. 2. (ANN) A pouchusually formed in a posterior septum of a testicular segmentwhere the latter stages of spermatogenesis occur.semination n. [L. semen, seed] Discharge of sperm. see insemination.semiochemical n. [Gr. semeion, mark or signal; chemeia,transmutation] Chemicals involved in the chemical interactionsbetween individual organisms, subdivided into twomajor groups, pheromones and allelochemics.semipupa n. [L. semis, half; pupa, puppet] (ARTHRO: Insecta)In hypermetamorphosis, the interpolated stage betweenthe active larva and the true pupa; the stage preceding pupate;prepupa.semisocial a. [L. semis, half; scocius, ally] (ARTHRO: Insecta)In Hymenoptera, female bees of the same generation livingin a colony with some individuals being primarily egg layersand some primarily workers (auxiliaries).