Annals of the South African Museum, Volume 89The Museum, 1982 - Natural history |
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Page 251
... rows , particularly of the carpus and manus . Pfeffer's concept of a transverse row was as follows : in each quadriserial row the lateral sucker is proximal to the rachial and the dorsal rachial sucker is somewhat proximal to the ...
... rows , particularly of the carpus and manus . Pfeffer's concept of a transverse row was as follows : in each quadriserial row the lateral sucker is proximal to the rachial and the dorsal rachial sucker is somewhat proximal to the ...
Page 252
... rows , one by one , from the clearly quadriserial rows of the manus and proceeding proximally . This is not , however , always possible as the suckers may become displaced due to distortion . Pfeffer suggested that in these cases the ...
... rows , one by one , from the clearly quadriserial rows of the manus and proceeding proximally . This is not , however , always possible as the suckers may become displaced due to distortion . Pfeffer suggested that in these cases the ...
Page 256
... row as that row in which the ventral lateral sucker is equal to , or larger in size than , the ventral median sucker . In well - preserved specimens the suckers of the dactylus may easily be seen as being arranged in oblique transverse rows ...
... row as that row in which the ventral lateral sucker is equal to , or larger in size than , the ventral median sucker . In well - preserved specimens the suckers of the dactylus may easily be seen as being arranged in oblique transverse rows ...
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