Annals of the South African Museum, Volume 83 |
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Page 192
Primary ribs rursiradiate , terminating in 17-25 bullae at the umbilical shoulder from which arise bundles of 3-4 ... About 18 rursiradiate primary ribs terminate in prominent bullae on the umbilical shoulder of the final whorl ...
Primary ribs rursiradiate , terminating in 17-25 bullae at the umbilical shoulder from which arise bundles of 3-4 ... About 18 rursiradiate primary ribs terminate in prominent bullae on the umbilical shoulder of the final whorl ...
Page 213
The steep umbilical walls are ornamented with about 12 rursiradiate primaries per half whorl which terminate in bullae on the umbilical shoulder . From these arise bundles of 4-6 , fine , prorsiradiate secondaries with intercalated ribs ...
The steep umbilical walls are ornamented with about 12 rursiradiate primaries per half whorl which terminate in bullae on the umbilical shoulder . From these arise bundles of 4-6 , fine , prorsiradiate secondaries with intercalated ribs ...
Page 256
On the outer whorl , between 27 and 28 primary ribs terminate in weak bullae on the umbilical shoulder and generally give rise to 2 prorsiradiate secondaries , with occasional intercalatories between bundles .
On the outer whorl , between 27 and 28 primary ribs terminate in weak bullae on the umbilical shoulder and generally give rise to 2 prorsiradiate secondaries , with occasional intercalatories between bundles .
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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 |