Annals of the South African MuseumThe Museum, 1982 - Natural history |
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Page 57
... axial furrows . In large individuals . ( Fig . 39D ) , the L3 lobes protrude laterally almost as much as the frontal lobe , while the L1 lobes are very narrow ( exsag . ) and reduced . In PRV - 126a ( Fig . 7A ) , the 3p and 2p furrows ...
... axial furrows . In large individuals . ( Fig . 39D ) , the L3 lobes protrude laterally almost as much as the frontal lobe , while the L1 lobes are very narrow ( exsag . ) and reduced . In PRV - 126a ( Fig . 7A ) , the 3p and 2p furrows ...
Page 87
... axial furrows . The inflated frontal lobe is coarsely pitted by internal muscle scars , and there is a well - developed posterior median impression . The 3p furrows are strongly developed , directed posteromedially at about 60 ° to the ...
... axial furrows . The inflated frontal lobe is coarsely pitted by internal muscle scars , and there is a well - developed posterior median impression . The 3p furrows are strongly developed , directed posteromedially at about 60 ° to the ...
Page 109
... axial furrows that diverge slightly to the anterior . On internal moulds the axial furrows are very deep ( Fig . 81 ) , whereas where the cuticle is preserved ( Fig . 33F ) they are broad and shallow . The 3p glabellar furrows are ...
... axial furrows that diverge slightly to the anterior . On internal moulds the axial furrows are very deep ( Fig . 81 ) , whereas where the cuticle is preserved ( Fig . 33F ) they are broad and shallow . The 3p glabellar furrows are ...
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Common terms and phrases
2p furrows absent absent Acropyga Albian Anoplolepis apodemal pits artefact category axial furrows axial rings Bainella blades BNK 1 layer BNK 1 sample Bokkeveld border furrows Burial Burmeisteria Calmonia Cape Town cent cephalon convex Dalmanites deposits distal dorsal Douvilleiceras Elands Bay Cave Eldredge & Braniša excavated fauna Figure fixing apparatus flakes foramen Francovichia frequencies Gamonedaspis genera genus glabella H. J. Deacon holotype Homalonotus indicated internal moulds Kelders Kozlowskiaspis Lake layer 12 layer 9 length lower layers margin Metacryphaeus monachines Monachus Nelson Bay Nelson Bay Cave occipital Oosthuizenella Oxytropidoceras Patella Pennaia Phacopina Phacops phocids pleural posterior border preserved as internal proximal pygidium quartz quartzite Raphicerus Reed Renniella retouched artefact ribs Robberg sagittal segments shell silcrete Smithfield South African Museum species specimen spines suckers suggests suture synapomorphy thorax trilobites tubercles Typhloniscus upper layers utilization ventral width Wilton Wolfart