Annals of the South African Museum, Volume 46The Museum, 1963 - Natural history |
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Page 480
... Thrinaxodon , found in close association with a large specimen which has seven teeth . He formed the opinion that the postcanines were replaced several times during life because the teeth of the young specimen were so much smaller than ...
... Thrinaxodon , found in close association with a large specimen which has seven teeth . He formed the opinion that the postcanines were replaced several times during life because the teeth of the young specimen were so much smaller than ...
Page 499
... Thrinaxodon . A , diagram to illustrate simple alternate replacement concluded by Parrington to have been present in Thrinaxodon . Additional growth stages I and IV have been added . B , diagram to illustrate a possible way in which ...
... Thrinaxodon . A , diagram to illustrate simple alternate replacement concluded by Parrington to have been present in Thrinaxodon . Additional growth stages I and IV have been added . B , diagram to illustrate a possible way in which ...
Page 507
of Thrinaxodon also probably consisted of the products of several Zahnreihen . It should , therefore , be possible to account for cycle of replacement concluded to have taken place in the postcanine row of Thrinaxodon in terms of ...
of Thrinaxodon also probably consisted of the products of several Zahnreihen . It should , therefore , be possible to account for cycle of replacement concluded to have taken place in the postcanine row of Thrinaxodon in terms of ...
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Common terms and phrases
abdomen alveolus apical arranged atrial Barnard basal base black type arabic Brnrd canine Cape Province Cape Town cingular cusp coast collection colony crown cynodonts dead dentary dentition described Description developed Diademodon diameter distal dorsal view Ecnomus Ericiolacerta erupted False Bay fathoms female genus gonad gonothecae Hartmeyer holotype hydrocladia hydrotheca incisors inner internode Jonkeria labial larvae legs length lingual lobes longitudinal male mandible margin material maxilla median Michaelsen Millard Name of author Natal nematothecae numerals without prefix pair Palaeontology palp paper papillae Papio Parapapio plate Polychaeta postcanine row postcanines posterior present protoconch replacing tooth SAMH sclerite segment setae side siphons slender slightly Sluiter South African Museum species spines stem surface synonymy Tapinocephalia teeth tergite thorax Thrinaxodon tooth replacement Transvaal transverse Trichoptera type arabic numerals type specimen ventral volume number wellsi whorls yellowish zooids Zool Zoology Zoology and Palaeontology Zoology excl