Annals of the South African Museum, Volume 83The Museum, 1981 - Natual history |
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Page 2
... single dorsal spine not ( or barely ) attached to the base of the first dorsal - fin ray , lacks palatine teeth and has a single , spur - like opercular spine . Natalichthys primarily differs from other congrogadid genera in a ...
... single dorsal spine not ( or barely ) attached to the base of the first dorsal - fin ray , lacks palatine teeth and has a single , spur - like opercular spine . Natalichthys primarily differs from other congrogadid genera in a ...
Page 69
... single damaged specimen is available , this species is so markedly distinctive as to deserve description . The genus Odontozona Holthuis is characterized by the possession of a compressed body , cinctures of anteriorly - directed spines ...
... single damaged specimen is available , this species is so markedly distinctive as to deserve description . The genus Odontozona Holthuis is characterized by the possession of a compressed body , cinctures of anteriorly - directed spines ...
Page 74
... single large tubercle between posterolateral angle and midpoint of posterior margin . Rostrum of strong inferior median spine with three small median spines dorsal to median spine , and two strong dorsolateral spines with a pair of ...
... single large tubercle between posterolateral angle and midpoint of posterior margin . Rostrum of strong inferior median spine with three small median spines dorsal to median spine , and two strong dorsolateral spines with a pair of ...
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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 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 pereiopods Pereopod peristome posterior primary ribs prominent prorsiradiate secondaries ribs between bundles Riccardi Rogersites rursiradiate primaries secondary ribs segment setae slightly South African Museum Spath species spines Subastieria SUID-AFRIKAANSE MUSEUM Sundays River Sundays River Formation synonym Taraises Formation terminate Thieuloy Type specimen Type specimen Skull Uitenhage umbilical bullae umbilical seam umbilical shoulder umbilical tubercles umbilical walls umbilicus Upper Valanginian uropod Valanginian Vema venter ventral views whorl section