seminal receptacles

seminal receptacles
Sacs for storage of spermatophores or sperm, usually on sternite of thoracic somite 7 (sometimes spermathecae), associated with thelycum in Dendrobranchiata [Poore, 2004].
Unpaired or paired bulbous or tubular sacs associated with the thelycum for the storage of spermatophores or sperm, situated immediately dorsal to plate(s) of sternite XIV, sometimes XIII and/or XII [Perez Farfante and Kensley, 1997].

Crustacea glossary. . 2011.

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  • paired receptacles — Invaginated into the cephalothoracic cavity, opening through well protected slits usually on anterior border of sternite XIV, or on anterior part of XIII. See: seminal receptacles [Perez Farfante and Kensley, 1997] …   Crustacea glossary

  • unpaired receptacles — Non invaginated, opening either through an exposed median longitudinal slit flanked by lateral plates of sternite XIV, or openinng anterior to single plate. See: seminal receptacles [Perez Farfante and Kensley, 1997] …   Crustacea glossary

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  • thelycum — A specialized genital modification of the three posterior sternites in female penaeidean shrimps. (Pl. thelyca) [Chace and Hobbs, 1969]. External pocket on ventral side of thorax in panaeid female serving as seminal receptacle [McLaughlin, 1980] …   Crustacea glossary

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  • antrum — (Subclass Copepoda): Atrium [Stachowitsch, 1992]. (Subclass Copepoda): In female reproductive system, invagination of ventral surface (sternite) of first abdominal segment (genital somite). Recieves common opening of both oviducts and openings of …   Crustacea glossary

  • insemination — The act of placing or introducing sperm onto or into the thelycum or seminal receptacles of the female [Perez Farfante and Kensley, 1997] …   Crustacea glossary

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