Annals of the South African Museum, Volume 89The Museum, 1982 - Natural history |
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Page 14
... glabella , whilst the 2p and 3p furrows are obsolete . The glabella is surrounded by deep , narrow axial and preglabellar furrows . The occipital furrow is rather narrow , anteriorly convex , and separates off an occipital ring of ...
... glabella , whilst the 2p and 3p furrows are obsolete . The glabella is surrounded by deep , narrow axial and preglabellar furrows . The occipital furrow is rather narrow , anteriorly convex , and separates off an occipital ring of ...
Page 16
... glabella that lacks the deep 1p furrows and well- developed pre - occipital lobes of Malimanaspis ? dereimsi , as well as being macropygous . Otarion ( Maurotarion ) maurum ( Alberti ) ( 1967 : 500 , pl . 1 ( fig . 28 ) : 1969 : 384 ...
... glabella that lacks the deep 1p furrows and well- developed pre - occipital lobes of Malimanaspis ? dereimsi , as well as being macropygous . Otarion ( Maurotarion ) maurum ( Alberti ) ( 1967 : 500 , pl . 1 ( fig . 28 ) : 1969 : 384 ...
Page 137
... glabellar furrows , the 3p furrows are distinctly sinuous , and internal moulds of the frontal lobe show distinct ... glabella is coarsely tuberculate , the tubercles varying considerably in size , but there are characteristically 4 ...
... glabellar furrows , the 3p furrows are distinctly sinuous , and internal moulds of the frontal lobe show distinct ... glabella is coarsely tuberculate , the tubercles varying considerably in size , but there are characteristically 4 ...
Contents
Family Otarionidae | 14 |
Family Dalmanitidae | 45 |
Family Synphoriidae | 51 |
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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 faunas figured Francovichia frontal lobe gamkaensis Gamonedaspis genal angles genera genus glabella Gydo Formation 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 narrow occipital furrow occipital ring ocellus Oosthuizenella Oxytropidoceras Pennaia petrosal Phacopina Phacops Phoca phocids pleural fields pleural grooves posterior border furrows Potamotherium preserved as internal pugnacious pygidial pygidium Reed Rennie Renniella ribs ring furrows sagittal length Schwarz segmentation Semantor semantorids slightly South African Museum specimens strongly subfamily suckers synapomorphy thorax transverse trilobites tubercles Typhloniscus ventral weakly width Wolfart Zone