Annals of the South African Museum, Volume 7South African Museum, 1913 - Natual history |
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Page 13
... tubercle ( either very slightly or not at all crenulate ) , with a large areola , and a few small tubercles . and granules around the margin . The primary tubercles are largest at the ambitus , and smaller on the dorsal surface ( 13 )
... tubercle ( either very slightly or not at all crenulate ) , with a large areola , and a few small tubercles . and granules around the margin . The primary tubercles are largest at the ambitus , and smaller on the dorsal surface ( 13 )
Page 14
... tubercle with an areola of moderate size ; these tubercles are largest at the ambitus , where they are surrounded by a narrow band of small tubercles and granules . Above the ambitus , and on the base of the test , the primary tubercles ...
... tubercle with an areola of moderate size ; these tubercles are largest at the ambitus , where they are surrounded by a narrow band of small tubercles and granules . Above the ambitus , and on the base of the test , the primary tubercles ...
Page 95
... tubercles less closely crowded together and less regularly moniliform than in the specimens from South Africa . It is difficult to say in how far these characters may have been the product of strictly local conditions . There certainly ...
... tubercles less closely crowded together and less regularly moniliform than in the specimens from South Africa . It is difficult to say in how far these characters may have been the product of strictly local conditions . There certainly ...
Page 99
... valves clearly marked lines of growth are well seen as they cross the interspaces , but are either little conspicuous or absent on the tubercles of the ribs . In the largest individuals The Invertebrate Fauna of the Uitenhage Series . 99.
... valves clearly marked lines of growth are well seen as they cross the interspaces , but are either little conspicuous or absent on the tubercles of the ribs . In the largest individuals The Invertebrate Fauna of the Uitenhage Series . 99.
Page 100
South African Museum. the tubercles of the ribs . In the largest individuals , characters of senility are seen in the imperfect rib - formation near the lower margin , and the replacement of sculpture by simple ridges and lines of ...
South African Museum. the tubercles of the ribs . In the largest individuals , characters of senility are seen in the imperfect rib - formation near the lower margin , and the replacement of sculpture by simple ridges and lines of ...
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Common terms and phrases
1st phalanx Ammonites angle aperture Aptian articular Astarte atherstoni Sharpe baini bank of Sunday's bone Broom carinal characters closely Coega collection comparison convex Cutch Cynodonts Cynognathus d'Orbigny Dicynodon differs distal dorsal dorsal fin elongated Exogyra fauna figured flank flattened fossils front frontal genus Geol Geological Graaff-Reinet greatest Gryponyx Hauterivian height herzogi Holcostephanus humerus imbricata Jurassic keel Krauss Left valve length Lower Cretaceous Lystrosaurus margin Massospondylus maxilla measures narrow Neocomian Neumayr occur Oomia ornamentation outline Pareiasaurus Pecten phalanx Plate portion posterior posteriorly preserved probably Propappus represented resemblance ribs ridges Right valve Rogers and Schwarz rogersi sculpture Seeley shell side similar skull slightly South African Museum species specimen Sunday's River surface suture Tate transverse Trigonia tubercles Uhlig Uitenhage Uitenhage beds Uitenhage Series uitenhagensis sp umbilical umbo umbonal region upper ventricosa W. T. Blanford whorl width zoarium Zwartkop's River