Annals of the South African MuseumThe Museum, 1985 - Natural history |
From inside the book
Results 1-3 of 20
Page 185
... venter in a strong convexity . These primary ribs branch once or twice on the outer flank and loop across the venter , while there are also shorter intercalated ribs . There are nine narrow , deep , prorsiradiate constrictions per whorl ...
... venter in a strong convexity . These primary ribs branch once or twice on the outer flank and loop across the venter , while there are also shorter intercalated ribs . There are nine narrow , deep , prorsiradiate constrictions per whorl ...
Page 208
... venter , strengthening as they do so , only to weaken over the siphonal area . Many of these ribs branch and loop across the venter from various points on the flank while there are also shorter intercalatories , giving a total of 55 to ...
... venter , strengthening as they do so , only to weaken over the siphonal area . Many of these ribs branch and loop across the venter from various points on the flank while there are also shorter intercalatories , giving a total of 55 to ...
Page 216
... venter , where they are at their strongest . There are up to eight constrictions per whorl . All the available specimens are adult , with diameters of up to 140 mm and up to two - thirds of a whorl of body chamber . At mature growth ...
... venter , where they are at their strongest . There are up to eight constrictions per whorl . All the available specimens are adult , with diameters of up to 140 mm and up to two - thirds of a whorl of body chamber . At mature growth ...
Other editions - View all
Common terms and phrases
Aeolidiella Affinity The affinity aperture Araucariacites Arecipites Australia Baeolidia Berghia bicuspidata Cape Province Cape Town Clavatipollenites sp climate Collignon colpi colpus common at Arnot Coniacian Cookson coracoid Couper deposit described Description Discussion distal end Distribution Duinefontein early Pliocene Equatorial diameter ERSITY exine exine is relatively extant flora Formation forms fossil genera genus geol gland grain Haughton holotype humerus Kangnasaurus kimberlite Knysna laesurae Langebaanweg late Cretaceous Maastrichtian margins Milfordia Milnerton Monocolpopollenites morphology Namibia Neogene nexine Oceanites Olson Pachyptila Palaeocene palynology paratypes pipes Pliocene Podocarpidites pollen pore Port Elizabeth present Procellariiformes Proteacidites proximal Puffinus rare at Arnot region Restionaceae rhinophores ribs sacci salax Saldanha SAN DIEGO sculpturing sediments sexine South African Museum south-western Cape southern Africa Spath species specimen spores Stover & Partridge SUID-AFRIKAANSE MUSEUM tarsometatarsus taxa Tertiary Tricolpites sp Tricolporopollenites Triorites tropical ulna umbilical bullae Velddrif venter ventral whorl width Zonalapollenites Zululand