bursa copulatrix

bursa copulatrix
1. A genital pouch of numerous invertebrates.
2. In certain male nematodes and acanthocephalans, a modified caudal ala or alae, circular or oval, may be divided into two lateral symmetrical or asymmetrical lobes, separated by a dorsal lobe, and supported by rays or papillae; bursa.
3. (ARTHROPODA: Insecta)
A female copulatory pouch developed from the tubular vagina in the genital chamber for reception of the male aedeagus; see genital chamber.
A copulatory pouch or sac for receiving sperm that will be stored for only a brief period; copulatory bursa; see seminal receptacle.
5. (PLATYHELMINTHES: Turbellaria)
In planarians, a blind pouch that holds the secretions from the penis and adenodactyl gland (muscular organ), which then activates the sperm.

Online Dictionary of Invertebrate Zoology. . 2005.

Игры ⚽ Поможем решить контрольную работу

Look at other dictionaries:

  • Bursa copulatrix — bezeichnet bei einer Reihe von wirbellosen Tieren einen Teil des männlichen oder weiblichen Genitalapparates, der auch Begattungstasche oder kurz Bursa genannt wird. Bursa bei Schmetterlingen Im Rahmen der Bestimmung sehr ähnlicher Arten von… …   Deutsch Wikipedia

  • bursa copulatrix — ˌkäpyəˈlā.triks noun Etymology: New Latin, from bursa + copulatrix of copulation, from Late Latin, she that unites, feminine of copulator he that unites, from Latin copulatus, past participle of copulare to bind, join, unite more at copulate 1 …   Useful english dictionary

  • bursa copulatrix — bursa cop·u·la·trix .käp yə lā triks n a thin fan or bell shaped expansion of the cuticle of the tail of many male nematode worms that functions as a copulatory structure * * * an appendage at the posterior end of the male of certain nematodes …   Medical dictionary

  • Bursa (Begriffsklärung) — Bursa steht für: Bursa, eine Stadt in der Türkei Bursa (Provinz), eine Provinz in der Türkei Bursa (lateinisch für Beutel) als Bestandteil anatomischer Begriffe: Bursa synovialis, lateinisch für Schleimbeutel Bursa copulatrix, eine… …   Deutsch Wikipedia

  • copulatrix — see BURSA COPULATRIX …   Medical dictionary

  • bursa — n.; pl. bursae [L. bursa, purse] 1. Any pouch or sac, a sac like cavity. 2. A lateral cuticular extension adanal, or surrounding the tail of male nematodes and acanthocephalans that functions as claspers or guides during copulation; has also been …   Dictionary of invertebrate zoology

  • copulatory bursa — see bursa copulatrix, bursa …   Dictionary of invertebrate zoology

  • seminal bursa — (PLATYHELMINTHES: Turbellaria) A term used to describe the sac for receiving sperm during copulation that will be stored for a period of time; bursa seminalis; see bursa copulatrix …   Dictionary of invertebrate zoology

  • genital bursa — 1. (ECHINODERMATA: Ophiuroidea) A genitorespiratory sac into which the gonads open; also used in respiration and brooding of larvae in brooding forms. 2; see bursa copulatrix …   Dictionary of invertebrate zoology

  • copulatory sac — Bursa copulatrix, copulatory pouch, seminal receptacle, seminal bursa …   Dictionary of invertebrate zoology

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”