Annals of the South African Museum: Annale Van Die Suid-Afrikaanse MuseumWest, Newman & Company for the trustees of the Museum, 1991 - Natural history |
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Page 381
... therocephalian ancestor , whereas others such as Romer ( 1969 ) and Kermack & Kermack ( 1984 ) have argued that the cynodonts arose independently of the Therocephalia , from a more primitive ancestor . Most of the former authors ...
... therocephalian ancestor , whereas others such as Romer ( 1969 ) and Kermack & Kermack ( 1984 ) have argued that the cynodonts arose independently of the Therocephalia , from a more primitive ancestor . Most of the former authors ...
Page 382
... therocephalian with a mixture of primitive and advanced characteristics . Moschorhinus seems to be more advanced than the pristerognathids and scaloposaurids , even though it has certain features in common with the gor- gonopsians ...
... therocephalian with a mixture of primitive and advanced characteristics . Moschorhinus seems to be more advanced than the pristerognathids and scaloposaurids , even though it has certain features in common with the gor- gonopsians ...
Page 406
... therocephalians he had studied either . The specimen known as ' Therocephalian A ' ( Olson 1944 ) was discovered in the Tapinocephalus zone . Its locality ( Boonstra 1969 ; Kitching 1977 ) and size indicate that it is most prob- ably a ...
... therocephalians he had studied either . The specimen known as ' Therocephalian A ' ( Olson 1944 ) was discovered in the Tapinocephalus zone . Its locality ( Boonstra 1969 ; Kitching 1977 ) and size indicate that it is most prob- ably a ...
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Common terms and phrases
anteriorly anterodorsal flange anterodorsal process anterolateral process anteroventral process avpSq basioccipital basisphenoid Boonstra braincase cavum epiptericum central process contacts the posteroventral cpPro Crompton curves cynodont described by Mendrez Diademodon dorsal border dorsal process dorsal venous foramen dorsal view dorsolateral epipterygoid fenestra ovalis Figs 12 foramen magnum forms the posterior Gorgonopsia groove incisura prootica indentation intermediate process internal process interparietal jugal jugular foramen Kemp lateral supraoccipital fossa lateral view lateral wall mastoid process medial Moschorhinus kitchingi occipital condyle occipital view Olson parietal foramen paroccipital fossa paroccipital process pasEpt periotic post-temporal fenestra posterior apophysis posterior border posterior foramen posteriorly posterodorsal process posterolaterally posteromedial posteroventral boss posteroventral process postorbital pristerognathids processus ascendens prootic and opisthotic pterygo-paroccipital foramen pterygoid quadrate notch quadrate process quadrate ramus sagittal crest skull South African Museum specimen squamosal suture dividing suture runs tabular temporal fossa therapsids therocephalian trigeminal ventral border ventral ridge ventral view ventrolateral ventromedial Watson whaitsiids