Annals of the South African Museum, Volume 101The Museum, 1991 - Natural history |
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Page 93
... ribs pass straight across the flanks and bear prominent ventro- lateral tubercles that are the bases of sharp spines . Already at this diameter , the lower two rows of tubercles are more prominent on some ribs than on others . With ...
... ribs pass straight across the flanks and bear prominent ventro- lateral tubercles that are the bases of sharp spines . Already at this diameter , the lower two rows of tubercles are more prominent on some ribs than on others . With ...
Page 98
... ribs with three or four single , non - bullate ribs between . All ribs are delicate , narrow , rursiradiate and rather crowded . They flex backwards and are feebly convex to straight on the flanks , broadening towards the ventrolateral ...
... ribs with three or four single , non - bullate ribs between . All ribs are delicate , narrow , rursiradiate and rather crowded . They flex backwards and are feebly convex to straight on the flanks , broadening towards the ventrolateral ...
Page 114
... rib followed by three to five weakly tuberculate ribs . In a few cases a pair of flank ribs connect to one of these more pronounced tubercles . All ribs are broad and low and feebly convex across the venter . Less compressed forms ...
... rib followed by three to five weakly tuberculate ribs . In a few cases a pair of flank ribs connect to one of these more pronounced tubercles . All ribs are broad and low and feebly convex across the venter . Less compressed forms ...
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