Annals of the South African Museum, Volume 64The Museum, 1974 - Natural history |
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Page 58
... horizontal canal is , therefore , inclined postero - ventrally and scarcely rises again at the rear ; it is rather convex laterally . Its mesial wall is more or less ossified according to the location , but never completely . The ...
... horizontal canal is , therefore , inclined postero - ventrally and scarcely rises again at the rear ; it is rather convex laterally . Its mesial wall is more or less ossified according to the location , but never completely . The ...
Page 214
... horizontal groove ) which ends by rounding back and down into the lateral condyle 60 mm internal to the calcaneal border . At about the centre of the astragalus , just below the shelf is a large ( 68 × 28 ) horizontal foramen that opens ...
... horizontal groove ) which ends by rounding back and down into the lateral condyle 60 mm internal to the calcaneal border . At about the centre of the astragalus , just below the shelf is a large ( 68 × 28 ) horizontal foramen that opens ...
Page 215
... horizontal groove at the anterior base of the dorsal process is strongly arched ventrally and there is no lower horizontal groove . The calcaneum becomes extremely reduced and may be lost . The time range is late Jurassic to late ...
... horizontal groove at the anterior base of the dorsal process is strongly arched ventrally and there is no lower horizontal groove . The calcaneum becomes extremely reduced and may be lost . The time range is late Jurassic to late ...
Contents
Scientific papers of L D Boonstra | 3 |
The braincase and associated structures of the cotylosaur reptile Procolophon triconiceps | 11 |
On the source of therapsids by E C OLSON | 47 |
Copyright | |
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Common terms and phrases
Africa antérieure anteriorly astragalus basioccipital basisphenoid bone Boonstra bord braincase Broom calcaneum canal canine caniniform Chronofauna Cistecephaloides Cistecephalus complexe para-basisphénoïde condyle cranial crête cynodonts dentary dicynodonts Dimetrodon distal dorsal process edge Eodicynodon être exoccipital fauna fenestra ovalis fenêtre foramen Formation forms fossa fossil frontal genera genus Gondwana Gorgonops gorgonopsians H:B index Haughton Heterodontosaurus holotype Karroo Kawingasaurus kitchingi Kombuisia l'opisthotique late Cretaceous lateral lower jaw Lycorhinus Lycorhinus angustidens Lystrosaurus maxilla maxillaire medial Moschorhinidae moyennement multituberculate museau occipital Olson opisthotic ornithischian palate parietal paroccipital pelycosaurs Permian Permien supérieur Pisanosaurus postcanine postérieure posterior posteriorly postorbital pr.q.Pt premaxilla prémaxillaire premaxillary preparietal primitive processus carré Procolophon prootic prootique pterygoid ptérygoïde quadrate région reptiles Reptilia ridge Romer SAN DIEGO Sigogneau skull roof sousorbitaire specimen squamosal stapes supraoccipital surface suture tarsus teeth terrestrial therapsids Thulborn tibia Triassic upper horizontal groove ventral vertebrates vomer Watongia Whaitsiidae zone à Cistecephalus