Annals of the South African Museum, Volume 83The Museum, 1981 - Natual history |
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Page 173
... primary ribs terminating in tubercles on the umbilical shoulder , from which secondary ribs diverge in fasciculate bundles to pass uninterrupted across the venter . Parabolae may or may not be present . Dimorphic ; males small , with ...
... primary ribs terminating in tubercles on the umbilical shoulder , from which secondary ribs diverge in fasciculate bundles to pass uninterrupted across the venter . Parabolae may or may not be present . Dimorphic ; males small , with ...
Page 192
... primary ribs terminate in prominent bullae on the umbilical shoulder of the final whorl , from which fasciculate bundles of commonly three , rarely only two , secondary ribs arise , generally with an intercalated rib between bundles ...
... primary ribs terminate in prominent bullae on the umbilical shoulder of the final whorl , from which fasciculate bundles of commonly three , rarely only two , secondary ribs arise , generally with an intercalated rib between bundles ...
Page 256
... primary ribs from which the secondaries commonly bifurcate and should , therefore , be included in the subgenus Jeannoticeras , as should O. colorinensis Imlay ( Fig . 105 ) . It is doubtful whether more than one species is involved in ...
... primary ribs from which the secondaries commonly bifurcate and should , therefore , be included in the subgenus Jeannoticeras , as should O. colorinensis Imlay ( Fig . 105 ) . It is doubtful whether more than one species is involved in ...
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Common terms and phrases
abbreviations adoral portion Africa Ammonites Amphipoda Astieria atherstoni Sharpe Barnard Baumberger Besairie bicuspidata bifurcate Bochianites body chamber Böse Broom Cantu Chapa Cape Province Cape Town carapace Cistecephalus Collignon compressed Coxa Crustacea d'Orbigny Decapoda densicostatus dentary diameter Dicynodon Diictodon dimorphism distal Distoloceras dorsal fauna figured final whorl forms genera genus growth stages Hauterivian holotype Imlay inflated inner whorls intercalated ribs Kingoria lateral views lectotype macroconch male margin material Maxilla Maxilliped Olcostephanus Olcostephanus Oudenodon outer whorl parabolae Paramelita paratypes Peponocephala Pereopod peristome posterior primary ribs prominent prorsiradiate secondaries ribs between bundles Riccardi RMT RMT Rogersites rursiradiate primaries secondary ribs segment setae Skull slightly South African Museum Spath species spines Subastieria SUID-AFRIKAANSE MUSEUM Sundays River Sundays River Formation synonym Taraises Formation terminate Thieuloy Type specimen Uitenhage umbilical bullae umbilical seam umbilical shoulder umbilical tubercles umbilical walls umbilicus Upper Valanginian uropod Valanginian Vema venter ventral views whorl section
Bibliographic information
| Title | Annals of the South African Museum, Volume 83 Annals of the South African Museum, South African Museum Volume 83 of Annals of the South African Museum: Annale Van Die Suid-Afrikaanse Museum, South African Museum |
| Author | South African Museum |
| Publisher | The Museum, 1981 |
| Original from | the University of California |
| Digitized | 9 Dec 2009 |
| ISBN | 0868130060, 9780868130064 |
| Export Citation | BiBTeX EndNote RefMan |