Annals of the South African Museum: Annale Van Die Suid-Afrikaanse MuseumWest, Newman & Company for the trustees of the Museum, 1993 - Natural history |
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Page 307
... variation in the shape and position of the preparietal in Diictodon ( Dicynodon ) grimbeeki and Diictodon sollasi . He concluded that sutural pattern should be used as a generic or specific character only with caution , since in a ...
... variation in the shape and position of the preparietal in Diictodon ( Dicynodon ) grimbeeki and Diictodon sollasi . He concluded that sutural pattern should be used as a generic or specific character only with caution , since in a ...
Page 314
... variation within a group ( Toerien 1953 ) and may be dismissed . Features 2.1-2.5 , 2.7 , 2.8 , 3.2 , 5.1 , 9.3 , and 9.4 may all be affected by distortion and are therefore unreliable . Features 8.1 , 8.5 , 8.6 and 8.7 occur in all ...
... variation within a group ( Toerien 1953 ) and may be dismissed . Features 2.1-2.5 , 2.7 , 2.8 , 3.2 , 5.1 , 9.3 , and 9.4 may all be affected by distortion and are therefore unreliable . Features 8.1 , 8.5 , 8.6 and 8.7 occur in all ...
Page 317
... variation . The question of sexual dimorphism in dicynodonts , as evidenced by presence or absence of tusks , is a long - standing one . It was reviewed by Cluver ( 1971 ) , but it was not then possible to draw any conclusions . As far ...
... variation . The question of sexual dimorphism in dicynodonts , as evidenced by presence or absence of tusks , is a long - standing one . It was reviewed by Cluver ( 1971 ) , but it was not then possible to draw any conclusions . As far ...
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Common terms and phrases
affected by distortion African Museum sample AMNH Beaufort West District bio-zone Kitching 1977 boss is present Broili & Schröder Broom & Haughton canine tusks caniniform process Cape Province Cistecephalus bio-zone Kitching Cluver & Hotton cover the parietals dentary table Dicynodon Dicynodon-Theriognathus assemblage zone Diictodon galeops Diictodon grossarthi Diictodon jouberti Diictodon psittacops Diictodon sollasi Diictodon specimens Dunedin Quaggafontein 82 elevated preparietal feliceps Owen Fraserburg Fraserburg District genus Diictodon Graaff-Reinet Graaff-Reinet District Hoepen holotype ictidops Broom jouberti Broom jugal Karoo Sequence La-de-da Leeu Kloof 43 Leeukloof Leeu Kloof locality lower jaw maxilla maxillary rim median boss Murraysburg nostrils pineal opening postfrontal postorbital bar premaxilla preorbital preparietal previous authors Pristerognathus-Diictodon assemblage zone septomaxilla sexual dimorphism Skull and lower skull length skull roof small boss snout sollasi Broom South African Museum SPECIES OF DIICTODON sutural pattern Synonymy Tapinocephalus bio-zone Kitching Tapinocephalus-Bradysaurus assemblage zone Tropidostoma-Endothiodon assemblage zone tusks variability Victoria West District von Huene