Annals of the South African Museum, Volume 89The Museum, 1982 - Natural history |
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Page 87
... developed posterior median impression . The 3p furrows are strongly developed , directed posteromedially at about 60 ° to the axial furrows and distinctly connected to the latter . The 2p furrows are transverse , deepest adaxially , and ...
... developed posterior median impression . The 3p furrows are strongly developed , directed posteromedially at about 60 ° to the axial furrows and distinctly connected to the latter . The 2p furrows are transverse , deepest adaxially , and ...
Page 88
... developed , narrower than the pleural grooves , deepest adaxially , and show distinct geniculations at the fulcra ... developed sixth pair of pleurae which does not develop lappets . The posterior margin of the pygidium is evenly rounded ...
... developed , narrower than the pleural grooves , deepest adaxially , and show distinct geniculations at the fulcra ... developed sixth pair of pleurae which does not develop lappets . The posterior margin of the pygidium is evenly rounded ...
Page 180
... developed . As with the development of the epicondylar ridge , this condition is related to an important use of the ... develop an epicondylar ridge and to increase the size of the epicondyles on the femur , are synapomorphic trends of ...
... developed . As with the development of the epicondylar ridge , this condition is related to an important use of the ... develop an epicondylar ridge and to increase the size of the epicondyles on the femur , are synapomorphic trends of ...
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 & Braniša 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