Annals of the South African Museum, Volume 46South African Museum, 1963 - Natural history |
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Page 509
... figure 13 I , the 1st functional tooth of figure 13 H is lost and no new tooth is present in this position . Therefore , the tooth in position 2 in figure 13 I is the first functional tooth . Figure 13 I is the same as stage IV or I in ...
... figure 13 I , the 1st functional tooth of figure 13 H is lost and no new tooth is present in this position . Therefore , the tooth in position 2 in figure 13 I is the first functional tooth . Figure 13 I is the same as stage IV or I in ...
Page 510
... figure 12 A , the 2nd impulse has initiated a new tooth in position 8 , and the 3rd a tooth in position 5 and the 4th a tooth in position 3. Figure 14 D is identical to figure 14 A , except that the tooth row has moved one tooth ...
... figure 12 A , the 2nd impulse has initiated a new tooth in position 8 , and the 3rd a tooth in position 5 and the 4th a tooth in position 3. Figure 14 D is identical to figure 14 A , except that the tooth row has moved one tooth ...
Page 514
... figure 16 A the gradient commenced at tooth position 1. In figure 16 D the gradient had shifted to tooth position 2. In the intervening stages a gradual shift of the gradient in a posterior direction presumably took place . In specimens ...
... figure 16 A the gradient commenced at tooth position 1. In figure 16 D the gradient had shifted to tooth position 2. In the intervening stages a gradual shift of the gradient in a posterior direction presumably took place . In specimens ...
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Common terms and phrases
abdomen Algoa Bay alveolus apical arranged atrial Barnard basal base Brnrd canine Cape Province Cape Town cingular cusps coast collection colony crown cynodonts dead dentary dentition described Description developed Diademodon diameter distal dorsal view Ecnomus Ericiolacerta erupted Eulalia F. H. Talbot coll False Bay fathoms female functional tooth genus gonad gonothecae Halopteris Hartmeyer holotype hydrocladia hydrotheca incisors inner internode Jonkeria labial larvae legs length lingual lobes longitudinal mandible margin material maxilla median Michaelsen Millard Mossel Bay Name of author Natal nematothecae pair Palaeontology paper papillae plate Polychaeta postcanine row postcanines posterior present protoconch radula replacing tooth SAMH sclerite segment setae shell side siphon slender slightly Sluiter South African Museum species spines stem surface synonymy Tapinocephalia teeth tergite thorax Thrinaxodon tooth replacement transverse Trichoptera type specimen ventral volume number wellsi whorls yellowish zooids Zool Zoology Zoology and Palaeontology Zoology excl