Annals of the South African MuseumSouth African Museum, 1990 - Natual history |
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Page 6
... margin ; no radial sculpture ; basal margin convex and about two - thirds length of occludent margin ; tergal margin about three - quarters length of occludent margin and on exterior raised as a low ridge from apex to basi - tergal ...
... margin ; no radial sculpture ; basal margin convex and about two - thirds length of occludent margin ; tergal margin about three - quarters length of occludent margin and on exterior raised as a low ridge from apex to basi - tergal ...
Page 25
... margin weakly convex , posterodorsal margin almost straight and respiratory margin obliquely truncate . Escutcheon narrow , indistinct , not sunken . Broad subtrigonal area essentially flat , meeting the posterodorsal commissure in an ...
... margin weakly convex , posterodorsal margin almost straight and respiratory margin obliquely truncate . Escutcheon narrow , indistinct , not sunken . Broad subtrigonal area essentially flat , meeting the posterodorsal commissure in an ...
Page 26
... margin is subvertical and curves evenly into the long , almost straight , ventral margin . The broad , obliquely truncate respiratory margin meets the straight posterodorsal margin in a very obtuse angle . The dorsal and ventral margins ...
... margin is subvertical and curves evenly into the long , almost straight , ventral margin . The broad , obliquely truncate respiratory margin meets the straight posterodorsal margin in a very obtuse angle . The dorsal and ventral margins ...
Contents
Introduction | 2 |
Geological setting | 10 |
D see DINGLE R V et | 23 |
Copyright | |
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abundance Abyssal Abyssal Zone Agulhas Bank Ammonia Annals assemblage Atlantic Austromegabalanus autozooids axis Basin Bathyal Zone Benson border Brady Broch Buntonia calyces calyx Cape Town Cavernularia coast Coldstream colony Cytherella Cytheropteron d'Orbigny deposits depth range dorsal Echinocythereis Echinoptilum epipterygoid figures foramen Foraminifera Formation genera genus Hatchericeras Henryhowella Holocene holotype illustrations Indian Ocean Kölliker Kophobelemnon Krithe sp Kükenthal & Broch length longitudinal Lower Bathyal Lycorhinus margin McMillan 1987b melobesioides Miocene molle Moschorhinus Neritic opisthotic Orange Shelf ostracod ostracod fauna painted peduncle Pennatula Pennatulacea Peypouquet Pleistocene polyp polyp leaves Poseidonamicus posterior posterodorsal prootic Quinqueloculina rachis recorded region ridge rosenfeldi Rugocythereis salinity samples Scale sclerites sediments Siphonozooids South African Museum south-western Africa southern Africa specimen spindles squamosal stone SUID-AFRIKAANSE MUSEUM surface suture Synonymy taxa teeth tentacles tests three-flanged Tixier-Durivault total ostracod Type species Umbellula Upper Bathyal ventral Virgularia water depth Whatley