Annals of the South African Museum, Volume 60, Issue 9The Museum, 1972 - Natural history |
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Page 254
... dorsal fins . It most closely resembles B. plutonia in that the dorsal fins are continuous , but differs markedly from this species in tooth count , length of the anterior lobe of the pelvic fin and number of scapular thorns . In these ...
... dorsal fins . It most closely resembles B. plutonia in that the dorsal fins are continuous , but differs markedly from this species in tooth count , length of the anterior lobe of the pelvic fin and number of scapular thorns . In these ...
Page 258
... dorsal fin : height .. 31 28 16-31 26 base length 54 56 44-53 49 2nd dorsal fin : height .. 21 33 16-34 28 base length 55 56 43-56 50 Interdorsal space O 3-4 ( 1-4 ) median nuchal thorns ; I scapular thorn ( sometimes lost , but scar ...
... dorsal fin : height .. 31 28 16-31 26 base length 54 56 44-53 49 2nd dorsal fin : height .. 21 33 16-34 28 base length 55 56 43-56 50 Interdorsal space O 3-4 ( 1-4 ) median nuchal thorns ; I scapular thorn ( sometimes lost , but scar ...
Page 261
... Dorsal fins similar in shape and about similar in size , confluent at base ; caudal membrane posterior to second dorsal about half as long as base of second dorsal . Vertebral count : Vtr 26 ; 26 ( 24-26 ) ; Vprd 69 ; 71 ( 65-74 ) ; VE ...
... Dorsal fins similar in shape and about similar in size , confluent at base ; caudal membrane posterior to second dorsal about half as long as base of second dorsal . Vertebral count : Vtr 26 ; 26 ( 24-26 ) ; Vprd 69 ; 71 ( 65-74 ) ; VE ...
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Common terms and phrases
Accessory terminal adult males AFRICAN BREVIRAJID SKATE alar spines anterior fontanelle anterior lobe arched Axial cartilage back and tail Bathyraja BATOIDEI Bigelow & Schroeder Breviraja stehmanni BREVIRAJID SKATE CHONDRICHTHYES Cape Town dermal denticles developed Z-shaped lateral Dipturus Dipturus-line distal Division of Sea dorsal fins dorsal terminal dorsal view fontanelle foramen Gastropoda genus Breviraja Gill slit H. B. & SCHROEDER Ishiyama & Hubbs lateral views lobe of pelvic long as distance malar and alar median middle of vent Neurocranium P. A. HULLEY pectoral rays plutonia Garman proximal Raja spinacidermis rhipidion rostral appendices rostral bar rostral cartilage scapular thorn Sea Fisheries second dorsal small asperities South African Museum SOUTHERN AFRICAN BREVIRAJID southern African Rajidae SPECIES OF SOUTHERN specimens spiracle stehmanni n surface of disc terminal 1 cartilage terminal 1 dorsal tip of snout total length trawled Ventral ventral surface volume number west of Cape western central Atlantic ZOOLOGICAL NOMENCLATURE