Annals of the South African Museum, Volume 91The Museum, 1983 - Natural history |
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Page 202
... pterygoid and compares in position with the lateral pterygoid process of non - dicynodont therapsids . Behind the interpterygoidal vacuity the pterygoids unite and together with the basisphenoid form a prominent ventral crest in the ...
... pterygoid and compares in position with the lateral pterygoid process of non - dicynodont therapsids . Behind the interpterygoidal vacuity the pterygoids unite and together with the basisphenoid form a prominent ventral crest in the ...
Page 258
South African Museum. goidal vacuity lies wholly between the pterygoids , the adductor musculature does not extend far forward on the lower jaw , the secondary palate is not extensive compared with later dicynodonts , the lateral pterygoid ...
South African Museum. goidal vacuity lies wholly between the pterygoids , the adductor musculature does not extend far forward on the lower jaw , the secondary palate is not extensive compared with later dicynodonts , the lateral pterygoid ...
Page 259
... pterygoid process reduced and anteriorly directed , ( iii ) emargination of the zygoma , ( iv ) loss of the coronoid bone , ( v ) jaw articulation that permits a sliding action , ( vi ) presence of a mandibular fenestra . These features ...
... pterygoid process reduced and anteriorly directed , ( iii ) emargination of the zygoma , ( iv ) loss of the coronoid bone , ( v ) jaw articulation that permits a sliding action , ( vi ) presence of a mandibular fenestra . These features ...
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Common terms and phrases
Adeonella Aulacephalodon australis avicularia basal Beaufort West Bioclimatic Region BMNH boss Brodiella Broom Bryozoa Busk calcification caniniform process Canu & Bassler Chaperia Cheilostomata chiefdoms Cleidochasma condyles convex cryptocyst cystid dentary described Description Colony encrusting developed dicynodonts distal distinct dorsal edge eLangeni elongate Emydops Etymology fauna Flustramorpha forms Frontal wall genera genus gonozooid granular grooves Harmer Hayward & Cook Hayward & Ryland Holotype Idmidronea intertemporal region Jullien kwaButhelezi lateral lower jaw mandible marginal pores Material Holotype Material Stations SM maxilla Measurements means medially Meiring Naude Menipea O'Donoghue opesia oral spines Ovicell paired palatal palatine parietals peristome Polyzoa postcanine postcanine teeth posterior postorbital premaxilla present Primary orifice proximal border pterygoid Remarks Rhynchozoon ridge Robertia rostrum SAN DIEGO secondary orifice secondary palate South African Museum spiramen Stations SM 163 suboral surface synonymy therapsids Tropidostoma tusk type species type specimen ventral vicarious avicularia zooids Zool