Annals of the South African MuseumThe Museum, 1982 - Natural history |
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Page 57
... eye from its socle posteriorly . The cheeks lack tuber- culation , although there are small tubercles on the palpebral lobes above the eyes . The eyes are large , arcuate , about half the exsagittal length of the cephalon , and ...
... eye from its socle posteriorly . The cheeks lack tuber- culation , although there are small tubercles on the palpebral lobes above the eyes . The eyes are large , arcuate , about half the exsagittal length of the cephalon , and ...
Page 87
... eyes are moderately large , about one - third of the exsagittal length , and comprise 23-27 vertical files of lenses , with 8-9 lenses in the central file . The eyes are strongly arcuate , with distinct palpebral furrows , and touch the ...
... eyes are moderately large , about one - third of the exsagittal length , and comprise 23-27 vertical files of lenses , with 8-9 lenses in the central file . The eyes are strongly arcuate , with distinct palpebral furrows , and touch the ...
Page 237
... eyes , consisting of about six to twelve facets . Ocelli are absent . Head quadrate , sides almost parallel or only slightly convex , hind margin straight or somewhat concave in the middle , frontal carinae fairly wide apart , and short ...
... eyes , consisting of about six to twelve facets . Ocelli are absent . Head quadrate , sides almost parallel or only slightly convex , hind margin straight or somewhat concave in the middle , frontal carinae fairly wide apart , and short ...
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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 & BraniĊĦa 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