Annals of the South African Museum, Volume 96 |
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Page 302
At the end of the shaft and beginning of the hook , the lateral and ventral tubercles disappear and the ornament changes to narrow , simple , sharp ribs that pass radially around the whorl and to ribs arising in groups of two or three ...
At the end of the shaft and beginning of the hook , the lateral and ventral tubercles disappear and the ornament changes to narrow , simple , sharp ribs that pass radially around the whorl and to ribs arising in groups of two or three ...
Page 303
Tonohamites decurrens has a Toxoceratoides - like shaft , which resembles that of Toxoceratoides nagerai , especially in the number of fine intermediate ribs . However , both species are easily distinguished by the ornament of the final ...
Tonohamites decurrens has a Toxoceratoides - like shaft , which resembles that of Toxoceratoides nagerai , especially in the number of fine intermediate ribs . However , both species are easily distinguished by the ornament of the final ...
Page 307
The whorl section , measured over a tuberculate rib , is subhexagonal ( Fig . 18B ) . As size increases , the whorl section becomes more rounded . The shaft is ornamented with strong tuberculate ribs and thin nontuberculate ...
The whorl section , measured over a tuberculate rib , is subhexagonal ( Fig . 18B ) . As size increases , the whorl section becomes more rounded . The shaft is ornamented with strong tuberculate ribs and thin nontuberculate ...
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Common terms and phrases
Alcyonium anterior appear authors Barnard base borehole Brachycythere Campanian Cape Cape Town characters closely Colchidites collected colonies Colophon Coniacian consists CPBA Cretaceous Cypraea Cythereis Cytherelloidea depth described differences Dingle discussed distinct distribution dorsal examined faunas female figures forms fragments genera genus Group headings holotype illustrations included indicated Kakabadze Kennedy Klinger known lateral length locality London Lower male mandibles mantle margin material morphology mountains Note occur original ornament ostracod pattern pointed populations position posterior present range recorded referred region Remarks ribs Richards Bay rounded samples Santonian Santonian III separates shaft shell shows similar single slightly South African Museum southern species specimens stations suggests surface Table tibia Toxoceratoides tubercles Umzamba Upper variability ventral western whorl X X X zone Zululand
Bibliographic information
| Title | Annals of the South African Museum, Volume 96 Annals of the South African Museum, South African Museum |
| Author | South African Museum |
| Publisher | The Museum, 1985 |
| Original from | the University of California |
| Digitized | 9 Dec 2009 |
| ISBN | 0868130648, 9780868130644 |
| Export Citation | BiBTeX EndNote RefMan |