Annals of the South African MuseumSouth African Museum, 1990 - Natual history |
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Page 35
... arranged biserially along rachis , or in groups of two to four arranged sparsely along rachis 4 Veretillidae Echinoptilidae 3A . Polyps without calyces 3B . Polyps with non - retractile bifurcated calyces 4A . Polyps arranged in a ...
... arranged biserially along rachis , or in groups of two to four arranged sparsely along rachis 4 Veretillidae Echinoptilidae 3A . Polyps without calyces 3B . Polyps with non - retractile bifurcated calyces 4A . Polyps arranged in a ...
Page 36
South African Museum. 6A . Polyps numerous ( > 40 ) and contiguous , arranged in two longitudinal series along rachis . Sclerites dense . Polyps retractile into calyces . ... 8 6B . Polyps few ( < 40 ) , arranged sparsely in clusters of ...
South African Museum. 6A . Polyps numerous ( > 40 ) and contiguous , arranged in two longitudinal series along rachis . Sclerites dense . Polyps retractile into calyces . ... 8 6B . Polyps few ( < 40 ) , arranged sparsely in clusters of ...
Page 37
... arranged in a terminal cluster at the distal end of a long naked peduncle .... 11B . Polyps arranged along the sides of the rachis .. 12A . Polyps and distal portion of stalk with sclerites 12B . Colony lacking sclerites altogether ...
... arranged in a terminal cluster at the distal end of a long naked peduncle .... 11B . Polyps arranged along the sides of the rachis .. 12A . Polyps and distal portion of stalk with sclerites 12B . Colony lacking sclerites altogether ...
Contents
Introduction | 2 |
Geological setting | 10 |
D see DINGLE R V et | 23 |
Copyright | |
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Common terms and phrases
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