Annals of the South African Museum, Volume 101The Museum, 1991 - Natural history |
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Page 187
... medulla . Cortex in one layer , composed primarily of globose radiates . Medulla composed of stout rods that are somewhat branched or spiny . A monotypic genus restricted to southern Africa . C m . A B D Fig . 3. Anthothela parviflora ...
... medulla . Cortex in one layer , composed primarily of globose radiates . Medulla composed of stout rods that are somewhat branched or spiny . A monotypic genus restricted to southern Africa . C m . A B D Fig . 3. Anthothela parviflora ...
Page 191
... medulla , several other canals may be dispersed throughout the cortex . In some specimens , these additional canals may appear to form a second concentric ring between the cortex and medulla , as described by Kükenthal ( 1924 : 34 ) ...
... medulla , several other canals may be dispersed throughout the cortex . In some specimens , these additional canals may appear to form a second concentric ring between the cortex and medulla , as described by Kükenthal ( 1924 : 34 ) ...
Page 286
... ( medulla ) . Cortex and medulla separated by a ring of longitudinal canals . Medulla composed entirely of free but densely - set sclerites .... ... 2 Axis present , composed of fused sclerites united by horn - like material and / or ...
... ( medulla ) . Cortex and medulla separated by a ring of longitudinal canals . Medulla composed entirely of free but densely - set sclerites .... ... 2 Axis present , composed of fused sclerites united by horn - like material and / or ...
Contents
MARSKA G see DE DECKER A H B et | 1 |
SHONE R | 9 |
STEWART B A GRIFFITHS C L | 139 |
Copyright | |
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Common terms and phrases
abbreviations Acabaria Acrioceras Aguirre Urreta Algoa Bay ammonites Amphipoda Annals antenna australis author's name Axis Barnard Barremian Bayer bicuspidata BMNH body wall branches CALANOIDA Calanus calyces Cape Province Cape Town capensis Coenenchymal sclerites Colony colour Colotes cortex coxa Crioceratites Cryptocrioceras described dichotomous dorsal elongate Emericiceras endopodite Eunicella Exp2 falcifera Family female Flügeldecken G. C. Williams gelb genera genus gilchristi Halsschild Hauterivian Hickson holotype inner Kopf Kükenthal length Leptogorgia Lovenula male margin material Maxillarpalpen Maxilliped Natal Neoarcturus Orphnurgus outer papillae Paracrioceras Paradiaptomus Paramelita paratypes pedicels Pereopod plates pleopod Polyps posterior R.V. Meiring Naude references ribs rods Sardinia Bay Formation scales schwarz sclerites segment separates setae setose Simpsonella somite South African Museum southern Africa specimens spicules spindles spines spiniform process Stiasny SUID-AFRIKAANSE MUSEUM synonym Synonymy Théel Thomel Thomson trace fossils Transkei tuberculate Type species Uropod ventral ventrolateral Verrill whorls yrigoyeni Leanza zulu Zululand