Annals of the South African MuseumThe Museum, 1973 - Natural history |
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Page 19
... glans ( cf. Stehmann 19716 ) . ( 9 ) pent The term was originally used to describe a ventral , ridge - like fold in Trygon pastinacea ( Leigh - Sharpe 1922 : fig . 17 ) . This fold is situated at about the level of the hypopyle and ...
... glans ( cf. Stehmann 19716 ) . ( 9 ) pent The term was originally used to describe a ventral , ridge - like fold in Trygon pastinacea ( Leigh - Sharpe 1922 : fig . 17 ) . This fold is situated at about the level of the hypopyle and ...
Page 22
... glans ; it is not bordered by cartilaginous elements and is not associated with cartilages . Two or more slits may be developed ( Ishiyama 1958 ; 1967 ) . This structure is present in Raja radiata , R. leopardus , R. wallacei , R ...
... glans ; it is not bordered by cartilaginous elements and is not associated with cartilages . Two or more slits may be developed ( Ishiyama 1958 ; 1967 ) . This structure is present in Raja radiata , R. leopardus , R. wallacei , R ...
Page 25
... glans ( Figs 8 , 9 ) . ( 4 ) knob ( new term ) A process , or processes , situated medially to the shield at about one - half the length of the clasper glans ; it consists of a number of flattened processes ( usually 4 ) , or a single ...
... glans ( Figs 8 , 9 ) . ( 4 ) knob ( new term ) A process , or processes , situated medially to the shield at about one - half the length of the clasper glans ; it consists of a number of flattened processes ( usually 4 ) , or a single ...
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Common terms and phrases
a.tr-accessory terminal accessory terminal Amblyraja Anacanthobatis americanus ax-axial axial cartilage Bathyraja smithii Fig Bigelow & Schroeder Bonde & Swart Cape Point Cartilages of right cavity clasper glans clasper structure cleft Cruriraja parcomaculata Cruriraja triangularis d.tr-dorsal terminal dermal denticles developed Dipturus distal distal end distribution dorsal lobe dorsal terminal dorsal terminal cartilages elongate fontanelle foramen formed genus genus Cruriraja glans Hulley iliac regions Ishiyama & Hubbs Leigh-Sharpe leopardus Leucoraja metres mg d Myliobatis cervus nasal capsules neurocranium outer lateral margin pecten pelvic girdle posterior prepelvic processes proximal pseudorhipidion pseudosiphon Raja caudaspinosa Raja clavata Raja doutrei Raja miraletus Raja pullopunctata Raja radiata Raja wallacei Rajella Rajidae Rajoidea ravidula Rhinobatidae Rhinobatos annulatus Rhinobatos halavi Rhinoraja rhipidion robertsi rostral rostral cartilage Rostroraja Scale 2,0 cm sentinel southern African Rajidae southern African region species Raja spike springeri Stehmann stenorhynchus subgenus subgenus Raja temperature terminal cartilage ventral terminal cartilage view of right wallacei Fig