Annals of the South African Museum, Volume 89The Museum, 1982 - Natural history |
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Page 57
... prominent adaxial apodemal pits , and distinctly joined to the 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 ...
... prominent adaxial apodemal pits , and distinctly joined to the 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 ...
Page 110
... prominent , cylindrical , and tapers only very slightly to the posterior . It comprises 4 prominent rings , slightly wider than the ring furrows , the anterior three of which preserve apodemal pits . A variably developed fifth ring is ...
... prominent , cylindrical , and tapers only very slightly to the posterior . It comprises 4 prominent rings , slightly wider than the ring furrows , the anterior three of which preserve apodemal pits . A variably developed fifth ring is ...
Page 153
... prominent post - axial spine and sagittal tubercles on most of the rings . There are also many more pleurae to the pygidium , which terminate in marginal denticles . In view of its somewhat older age , there can be no doubt that B ...
... prominent post - axial spine and sagittal tubercles on most of the rings . There are also many more pleurae to the pygidium , which terminate in marginal denticles . In view of its somewhat older age , there can be no doubt that B ...
Contents
Family Otarionidae | 14 |
Family Dalmanitidae | 45 |
Genus Gamonedaspis | 54 |
Copyright | |
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Common terms and phrases
2p furrows 9 fig abaxially Acropyga adaxial Anoplolepis anteriorly apodemal pits distally apomorphic arbuteus Lake axial furrows axial rings axis Bainella baini Baldis bulla Burmeisteria herscheli Murchison Calmonia cephalon Clarke Cryphaeus custodiens Dalmanites deep Devonian distinct Douvilleiceras Eldredge & BraniĊĦa exsag external cochlear foramen eyes facial suture fauna Francovichia frontal lobe gamkaensis Gamonedaspis genal angles genera genus geol glabella Histriophoca holotype Homalonotus internal moulds Kozlowski Kozlowskiaspis L1 lobes lateral view lectotype Lobodontini Malvinokaffric margin material median Metacryphaeus Mirounga Miroungini moderately convex monachines Monachus Monotherium Muizon narrow occipital furrow occipital ring ocellus Oosthuizenella Oxytropidoceras Pennaia petrosal Phacopina Phacops Phoca phocids pleural fields pleural grooves post-axial posterior border furrows Potamotherium preserved as internal pugnacious pygidial pygidium Reed Rennie Renniella ribs ring furrows sagittal length Schwarz seals segmentation Semantor semantorids slightly South African Museum specimens strongly subfamily suckers synapomorphy thorax transverse trilobites tubercles Typhloniscus ventral weakly width Wolfart