Annals of the South African MuseumThe Museum, 1973 - Natural history |
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Page 14
... pseudorhipidion to Bathyraja , since members of his clavata - group ( subgenus Raja : Stehmann ( 1970 ) ) possess a pseudorhipidion . The presence of a pseudorhipidion is therefore not a suitable character for the separation of the ...
... pseudorhipidion to Bathyraja , since members of his clavata - group ( subgenus Raja : Stehmann ( 1970 ) ) possess a pseudorhipidion . The presence of a pseudorhipidion is therefore not a suitable character for the separation of the ...
Page 22
... pseudorhipidion ( Ishiyama ) A cartilaginous tongue , situated on the inner lateral margin of the dorsal lobe of the glans , close to the midline and at about the level of the hypopyle ; it is formed by the distal projection of the ...
... pseudorhipidion ( Ishiyama ) A cartilaginous tongue , situated on the inner lateral margin of the dorsal lobe of the glans , close to the midline and at about the level of the hypopyle ; it is formed by the distal projection of the ...
Page 80
... pseudorhipidion rhipidion rhipidion no pseudosiphon no pseudosiphon pseudosiphon ? pseudosiphon rhipidion pseudosiphon pseudosiphon pseudorhipidion RAJIDAE I RAJIDAE HYPOTHETICAL ANCESTOR RAJIDAE 11 Fig . 55. Relationship within the ...
... pseudorhipidion rhipidion rhipidion no pseudosiphon no pseudosiphon pseudosiphon ? pseudosiphon rhipidion pseudosiphon pseudosiphon pseudorhipidion RAJIDAE I RAJIDAE HYPOTHETICAL ANCESTOR RAJIDAE 11 Fig . 55. Relationship within the ...
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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