basidorsal
the cartilage structure above a vertebral centrum, forming the side walls of the neural canal between the interdorsals

Dictionary of ichthyology. 2009.

Look at other dictionaries:

  • basidorsal point — (Subclass Cirripedia): In certain unstalked barnacles, cone shaped projection at base of penis [Stachowitsch, 1992] …   Crustacea glossary

  • supra-basidorsal — supradorsal …   Dictionary of ichthyology

  • Balanidae — Taxobox | name = Balanidae image caption = Balanus glandula image width = 250px regnum = Animalia phylum = Arthropoda subphylum = Crustacea classis = Maxillopoda subclassis = Thecostraca infraclass = Cirripedia ordo = Sessilia subordo =… …   Wikipedia

  • dyssospondylous — referring to vertebrae in Amia, Lepisosteidae and Acipenseridae where the pleurocentrum, intercentrum, basidorsal, basiventral, interdorsal and interventral all ossify but remain independent in the embryonic and juvenile stages. Some elements… …   Dictionary of ichthyology

  • vertebra — (plural vertebrae)) bony or cartilaginous elements surrounding the notochord or replacing it and often protecting the spinal cord and caudal vein. Vertebrae are composed of a centrum formed from two pleurocentra and two intercentra or parts of… …   Dictionary of ichthyology

  • vertebra dissospondyla — (plural vertebrae dyssospondylae)) dyssospondylous vertebra (vertebra in Amia, Lepisosteidae and Acipenseridae where the pleurocentrum, intercentrum, basidorsal, basiventral, interdorsal and interventral all ossify but remain independent in the… …   Dictionary of ichthyology

  • penis — A papilla on the coxa of the fifth pereiopod or sternite of the male denoting the opening of the genital duct [Ingle, 1983]. Male copulatory organ. (May be exceptionally long in some cirripeds.) [Moore and McCormick, 1969]. Male copulatory organ; …   Crustacea glossary

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