Annals of the South African Museum: Annale Van Die Suid-Afrikaanse MuseumWest, Newman & Company for the trustees of the Museum, 1990 - Natural history |
From inside the book
Results 1-3 of 3
Page 216
... Chonetes ' ( brachiopod ) in sandstones in the lower divisions of the Witteberg Group near Robertson . Hiller & Dunlevey ( 1978 ) recorded brachiopods , bivalves and possible bryozoa from one of several localities in the basal unit of ...
... Chonetes ' ( brachiopod ) in sandstones in the lower divisions of the Witteberg Group near Robertson . Hiller & Dunlevey ( 1978 ) recorded brachiopods , bivalves and possible bryozoa from one of several localities in the basal unit of ...
Page 222
... Chonetes sp . and Tropidoleptus sp . have been recognized ( Boucot et al . 1983 ) . The first of these is well known from the Bokkeveld Group and its Falkland Islands and South American correlatives . The bivalves are too poorly ...
... Chonetes sp . and Tropidoleptus sp . have been recognized ( Boucot et al . 1983 ) . The first of these is well known from the Bokkeveld Group and its Falkland Islands and South American correlatives . The bivalves are too poorly ...
Page 228
... Chonetes and Tropidoleptus . Increasing numbers of the inarticulate Lingula near the top of the formation may indicate shallowing of the water . The different interpretations of the faunal assemblages from the two areas accord well with ...
... Chonetes and Tropidoleptus . Increasing numbers of the inarticulate Lingula near the top of the formation may indicate shallowing of the water . The different interpretations of the faunal assemblages from the two areas accord well with ...
Other editions - View all
Common terms and phrases
abbreviated AFRICA articulate brachiopods barrier islands basal Witteberg beds benthic assemblages BENTHIC COMMUNITIES Blinkberg Formation Bokkeveld Group Boucot British Museum Natural carbonaceous shales Chonetes comma cross-bedded delta deposited Devonian rocks environmental External mould facies analysis Falkland Islands fauna Frasnian gastropod genus Givetian Grahamstown high-diversity holotype homalonotid trilobite horizontal lamination Howison's Poort inarticulate infaunal interpreted Leda Lingula lepta LOWER WITTEBERG GROUP Museum Natural History Orbiculoidea overlain paratypes parentheses pedicle valve Plectonotus sp punctuation quartz arenite unit registration number ripple cross-laminated sandstone Roman numerals salinity sandstones scientific name sediment SEDIMENTARY FACIES shoreline siltstone and shale Silurian and Devonian SOUTH AFRICAN MUSEUM specimens Spiriferid Stratigraphic subheadings are shouldered suspension feeders SWARTRUGGENS FORMATION Synonymy Tankard & Barwis taxa Theron thin tidal tidal-flat Touws River trace fossils Trigonoglossa Tropidoleptus sp Upper Devonian upward-fining cycles vicinity of Touws volume number Wagen Drift Formation wash-over WELTEVREDE FORMATION Fig Western Cape yielded marine invertebrate