Annals of the South African Museum, Volume 7South African Museum, 1913 - Natual history |
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Page 2
... apertures of the same series one - half times to once the diameter of an aperture ; between apertures of neighbouring series twice to four times . Zoccia immersed . There are three fragments of this species , one of which is figured ...
... apertures of the same series one - half times to once the diameter of an aperture ; between apertures of neighbouring series twice to four times . Zoccia immersed . There are three fragments of this species , one of which is figured ...
Page 3
... Apertures irregularly arranged ; the distance between the apertures in a proximal - distal direction is about once the diameter of an aperture ; that in a direction at right angles to the last is once or less than once the diameter of an ...
... Apertures irregularly arranged ; the distance between the apertures in a proximal - distal direction is about once the diameter of an aperture ; that in a direction at right angles to the last is once or less than once the diameter of an ...
Page 4
... apertures on the obverse face ; the apertures are in single lateral series , and circular . * See W. D. Lang , Geol . Mag . , 1907 , p . 125 . J. W. Gregory , Brit . Mus . Cat . Cret . Bry . , 1899 , vol . i . , pp . 159 , 168 , and 176 ...
... apertures on the obverse face ; the apertures are in single lateral series , and circular . * See W. D. Lang , Geol . Mag . , 1907 , p . 125 . J. W. Gregory , Brit . Mus . Cat . Cret . Bry . , 1899 , vol . i . , pp . 159 , 168 , and 176 ...
Page 5
... apertures in each lateral series ; the apertures are circular , all of one size ; those of the same series are distant less than one diameter of an aperture ; those of different series two or three diameters of an aperture . This ...
... apertures in each lateral series ; the apertures are circular , all of one size ; those of the same series are distant less than one diameter of an aperture ; those of different series two or three diameters of an aperture . This ...
Page 6
... apertures ; the apertures are circular ; the zoœcia are emergent . Idmonea filiformis , d'Orbigny ( Bry . Crét . , 1853 , p . 744 , pl . 750 , figs . 1-5 ) , and Idmonea lata , d'Orbigny ( Bry . Crét . , 1853 , p . 734 , pl . 748 , figs ...
... apertures ; the apertures are circular ; the zoœcia are emergent . Idmonea filiformis , d'Orbigny ( Bry . Crét . , 1853 , p . 744 , pl . 750 , figs . 1-5 ) , and Idmonea lata , d'Orbigny ( Bry . Crét . , 1853 , p . 734 , pl . 748 , figs ...
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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