Annals of the South African MuseumThe Museum, 1973 - Natural history |
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Page 21
... wallacei , R. confundens and R. leopardus ( Figs 35-37 ) , but a proximal cleft is not present externally . In Raja confundens and R. leopardus the axial and dorsal terminal 2 are in close proximity , while in Raja wallacei the gap is ...
... wallacei , R. confundens and R. leopardus ( Figs 35-37 ) , but a proximal cleft is not present externally . In Raja confundens and R. leopardus the axial and dorsal terminal 2 are in close proximity , while in Raja wallacei the gap is ...
Page 37
... wallacei ( Figs 34 , 35 ) ; ( ii ) the cartilage is straight , and the free end is bluntly pointed , as in R. caudaspinosa , R. confundens , R. dissimilis , and R. leopardus ( Figs 36-39 ) . In the latter group the cartilage forms the ...
... wallacei ( Figs 34 , 35 ) ; ( ii ) the cartilage is straight , and the free end is bluntly pointed , as in R. caudaspinosa , R. confundens , R. dissimilis , and R. leopardus ( Figs 36-39 ) . In the latter group the cartilage forms the ...
Page 73
... ( Wallace 1967 ) . Therefore , Raja wallacei like R. fullonica , shows a depth distribution into the upper limits of the archibenthal . Recently , Stehmann ( 1971c ) has recognized a further species of the subgenus , Raja ( Leucoraja ) ...
... ( Wallace 1967 ) . Therefore , Raja wallacei like R. fullonica , shows a depth distribution into the upper limits of the archibenthal . Recently , Stehmann ( 1971c ) has recognized a further species of the subgenus , Raja ( Leucoraja ) ...
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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