Annals of the South African Museum: Annale Van Die Suid-Afrikaanse MuseumWest, Newman & Company for the trustees of the Museum, 1990 - Natural history |
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Page 159
... wide , flat - topped and flush umbilical boss of that species . Instead , the umbilical boss is small , almost like a pinhead , and sited in a narrow umbilicus that is not entirely occupied by the boss . The later chambers are slightly ...
... wide , flat - topped and flush umbilical boss of that species . Instead , the umbilical boss is small , almost like a pinhead , and sited in a narrow umbilicus that is not entirely occupied by the boss . The later chambers are slightly ...
Page 161
... wide range of forms . All the original figures are somewhat stylized drawings ( Plancus 1739 ; Gualtieri 1742 ) , and it is upon these that Linné based his concept of this species . The tests detailed by Gualtieri appear to display an ...
... wide range of forms . All the original figures are somewhat stylized drawings ( Plancus 1739 ; Gualtieri 1742 ) , and it is upon these that Linné based his concept of this species . The tests detailed by Gualtieri appear to display an ...
Page 172
... wide morphological variation , parti- cularly in the height of the trochospire , size of the umbilical boss , and in the spinose , lobate or circular test outline . Attempts to divide the latest Pleistocene tests into discrete ...
... wide morphological variation , parti- cularly in the height of the trochospire , size of the umbilical boss , and in the spinose , lobate or circular test outline . Attempts to divide the latest Pleistocene tests into discrete ...
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Agulhas Bank Alexandria Formation Ammonia parkinsoniana d'Orbigny Apertural view Berg River Boltovskoy Brady Bredasdorp Formation calcite Cape Town Cape Town city Cape Town samples Cape Town tests chambers Cushman & Leavitt d'Orbigny earliest Weichselian Eemian to earliest Elphidium advenum Elphidium crispum Linné Elphidium crispum s.1 Elphidium sp Fichtel & Moll figs final whorl Fissurina foraminifera G H Fig Gastropoda Genus Glabratella australensis Haynes Heron-Allen & Earland Hoedjiespunt Holocene holotype Hyalinea balthica illustrated latest Eemian latest Eemian-earliest Weichselian latest Pleistocene littoral Llandudno Loeblich & Tappan marginata Martin Miocene neotype occurs Orange Shelf McMillan ornamentation Oswald Pirow Pararotalia nipponica Asano Pleistocene Unit Pliocene Quinqueloculina Quinqueloculina cf Quinqueloculina dunkerquiana Quinqueloculina isabellei Remarks reworked Rosalina Shelf McMillan 1987b shells shelly sands Side view South African southern African tests specimen sutures test periphery text-fig Town city centre umbilical boss umbilicus Varswater Formation ventral side Ventral view Walker & Jacob west coast