Annals of the South African Museum, Volume 46The Museum, 1963 - Natural history |
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Page 286
... oblique hinge - joints . Where 2 hinge - joints occur the segment between them bears a single median hydrotheca on the anterior face and a pair of hydrocladia arising one on each side of it , also I medial inferior nematotheca and 4-8 ...
... oblique hinge - joints . Where 2 hinge - joints occur the segment between them bears a single median hydrotheca on the anterior face and a pair of hydrocladia arising one on each side of it , also I medial inferior nematotheca and 4-8 ...
Page 423
... Oblique axial ribs 14 on 3rd whorl , 16 on 4th , 16-17 on 5th , 19 on 6th , 20-22 on 7th , but becoming obscure towards end of whorl , ribs on 8th whorl ( only one shell ) uncountable owing to corrosion , from shoulder to suture below ...
... Oblique axial ribs 14 on 3rd whorl , 16 on 4th , 16-17 on 5th , 19 on 6th , 20-22 on 7th , but becoming obscure towards end of whorl , ribs on 8th whorl ( only one shell ) uncountable owing to corrosion , from shoulder to suture below ...
Page 426
... oblique protractive pliculae , and on the lower half of the whorl oblique retractive pliculae between the pro- tractive ones , giving a faint cancellate or granulate sculpture . Postnatal whorls 5 , profile strongly convex , shoulder ...
... oblique protractive pliculae , and on the lower half of the whorl oblique retractive pliculae between the pro- tractive ones , giving a faint cancellate or granulate sculpture . Postnatal whorls 5 , profile strongly convex , shoulder ...
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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