Annals of the South African MuseumThe Museum, 1973 - Natural history |
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Page 25
... Hulley 1970 : figs 5-7 , 15 , 17-19 ) , but is small , triangular and fixed in Cruriraja parcoma- culata , C. triangularis and C. rugosa ( Figs 8 , 9 ; Hulley 1970 : fig . 4 ) . ( 3 ) boss ( new term ) A small , flattened ...
... Hulley 1970 : figs 5-7 , 15 , 17-19 ) , but is small , triangular and fixed in Cruriraja parcoma- culata , C. triangularis and C. rugosa ( Figs 8 , 9 ; Hulley 1970 : fig . 4 ) . ( 3 ) boss ( new term ) A small , flattened ...
Page 26
... Hulley 1970 : fig . 4 ) , the spike resembles a flattened , leaf - like tongue , which is situated on the median axis of the clasper . In Raja doutrei and R. pullopunctata ( Hulley 1970 : figs 5 , 6 ) the spike is also medially placed ...
... Hulley 1970 : fig . 4 ) , the spike resembles a flattened , leaf - like tongue , which is situated on the median axis of the clasper . In Raja doutrei and R. pullopunctata ( Hulley 1970 : figs 5 , 6 ) the spike is also medially placed ...
Page 27
... ( Hulley 1970 : fig . 9 ) the signal is formed from a single cartilage only , the accessory terminal 3 , and does not appear to be movable . ( 9 ) knife ( Ishiyama ) A movable , cartilaginous structure with an axe shape , which is covered ...
... ( Hulley 1970 : fig . 9 ) the signal is formed from a single cartilage only , the accessory terminal 3 , and does not appear to be movable . ( 9 ) knife ( Ishiyama ) A movable , cartilaginous structure with an axe shape , which is covered ...
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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