Annals of the South African MuseumSouth African Museum, 1990 - Natual history |
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Page 36
... rachis . Sclerites dense . Polyps retractile into calyces . ... 8 6B . Polyps few ( < 40 ) , arranged sparsely in clusters of 2-4 at intervals along rachis . Calyces and sclerites not apparent .. .. 7 7A . Polyp pairs 10-20 . Intervals ...
... rachis . Sclerites dense . Polyps retractile into calyces . ... 8 6B . Polyps few ( < 40 ) , arranged sparsely in clusters of 2-4 at intervals along rachis . Calyces and sclerites not apparent .. .. 7 7A . Polyp pairs 10-20 . Intervals ...
Page 37
... rachis . Siphono- zooids aligned in longitudinal rows . Colour yellowish to orange - yellow Veretillum cynomorium 8B . Colonies long and narrow , clavate , with stalk equal to or longer than rachis . Siphonozooids not aligned in ...
... rachis . Siphono- zooids aligned in longitudinal rows . Colour yellowish to orange - yellow Veretillum cynomorium 8B . Colonies long and narrow , clavate , with stalk equal to or longer than rachis . Siphonozooids not aligned in ...
Page 38
... rachis between each pair . Colonies very delicate , usually < 120 mm in length ... Calibelemnon sp . 18B . Polyps ... rachis arranged in pairs . Distal end of colony with a single , well - developed , somewhat asymmetrical terminal polyp ...
... rachis between each pair . Colonies very delicate , usually < 120 mm in length ... Calibelemnon sp . 18B . Polyps ... rachis arranged in pairs . Distal end of colony with a single , well - developed , somewhat asymmetrical terminal polyp ...
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