Annals of the South African Museum, Volume 22South African Museum, 1928 - Natual history |
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Page 120
... pleurae have been described by him . The pygidium is large and possesses 7 rounded elevated un- furrowed pleurae , which are separated by interpleural grooves as wide as the pleurae , and they reach the narrow raised rounded border ...
... pleurae have been described by him . The pygidium is large and possesses 7 rounded elevated un- furrowed pleurae , which are separated by interpleural grooves as wide as the pleurae , and they reach the narrow raised rounded border ...
Page 121
... pleurae , of which only the first 2-3 are distinct , being separated by narrow sharp furrows not reaching border , and having a faint furrow on their surface parallel and close to anterior edge . Border of pygidium slightly flattened ...
... pleurae , of which only the first 2-3 are distinct , being separated by narrow sharp furrows not reaching border , and having a faint furrow on their surface parallel and close to anterior edge . Border of pygidium slightly flattened ...
Page 127
... pleurae of the pygidium , and , as * Reed , Geol . Mag . N.S. , Dec. v , vol . iv , 1907 , p . 168 . † Clarke , op . cit . , 1913 , pp . 147 , 148 , 154 . Kozlowski , op . cit . , 1923 , pp . 33 , 35 , 51 . remarked below , the head ...
... pleurae of the pygidium , and , as * Reed , Geol . Mag . N.S. , Dec. v , vol . iv , 1907 , p . 168 . † Clarke , op . cit . , 1913 , pp . 147 , 148 , 154 . Kozlowski , op . cit . , 1923 , pp . 33 , 35 , 51 . remarked below , the head ...
Page 130
... pleurae gently arched down , strongly furrowed . Whole surface of thorax coarsely pustulated like head - shield . Pygidium triangular ? mucronate , and with broad cylindrical prominent convex axis , annulated for nearly whole length ...
... pleurae gently arched down , strongly furrowed . Whole surface of thorax coarsely pustulated like head - shield . Pygidium triangular ? mucronate , and with broad cylindrical prominent convex axis , annulated for nearly whole length ...
Page 132
... pleurae have a rather strong but rounded fulcrum at about half their length , and a deep , gently - sigmoidal , diagonal furrow . The marginal projections on the front of the head- shield are indistinctly seen . The other specimen is a ...
... pleurae have a rather strong but rounded fulcrum at about half their length , and a deep , gently - sigmoidal , diagonal furrow . The marginal projections on the front of the head- shield are indistinctly seen . The other specimen is a ...
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Common terms and phrases
Anchiopella axial axis Baini Beil belong Bolivia bone Brit Calmonia Cape Univ Ceres characters Chonetes Cladophlebis Clarke Conularia convex Cryphaeus Dalmanites described devon Devonian Feist figs figured Flora Foss fossil frond frontal genal angles genus Geol Ginkgoites glabella granules head-shield Herscheli Homalonotus Ibid internal cast Knod Kozlowski lateral furrows length margin median Modiomorpha Molteno Molteno Beds Neues Jahrb Nuculites oblique Palaeoneilo Paléont Parana parasphenoid Phacops pinnae pinnules pits Plate pleurae pleural lobes posterior preserved Pseudoctenis Pterophyllum pterygoid pygidium rachis radial Reed Rensselaeria resemblance Rhaetic Rhexoxylon Rhinesuchus ribs ring rounded S.A. Mus Salter Sandstone Schwarz segments Seward shell side skull slightly South African Museum species specimen spines Spirifer surface Surv suture Taeniopteris Tapinocephalus TEXT-FIG Thinnfeldia thorax tracheids transverse tubercles Ulrich Upper valve veins venation Walkom width Williams and Breger XXII York State Mus Zeiller