Annals of the South African Museum, Volume 97South African Museum, 1985 - Natual history |
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Page 171
... strong spiral bands and numerous axial lamellae between bands and upper and lower suture lines , giving cancellate appearance . Spiral bands increasing on to body whorl , with intermediaries appearing in some specimens ; up to 20 major ...
... strong spiral bands and numerous axial lamellae between bands and upper and lower suture lines , giving cancellate appearance . Spiral bands increasing on to body whorl , with intermediaries appearing in some specimens ; up to 20 major ...
Page 191
... strong but barely visible in apertural view ; outer lip evenly convex to notch at anterior canal . Remarks Two living and one fossil species of Melapium have been recorded from southern Africa , all of which differ from the present ...
... strong but barely visible in apertural view ; outer lip evenly convex to notch at anterior canal . Remarks Two living and one fossil species of Melapium have been recorded from southern Africa , all of which differ from the present ...
Page 193
... strong furrow running from shallow sinus in anterior outer lip , around lower body whorl , to midpoint of columella callus ; second , less clearly defined groove anterior to strong groove , neither groove marked on inner surface of ...
... strong furrow running from shallow sinus in anterior outer lip , around lower body whorl , to midpoint of columella callus ; second , less clearly defined groove anterior to strong groove , neither groove marked on inner surface of ...
Contents
The Elandsfontein material | 31 |
The Zululand specimen | 39 |
Acknowledgements | 53 |
Copyright | |
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Common terms and phrases
50 m Complex abbreviations Annals anteriorly apelex author's name Avontuur Barnard Benguela body whorl brachial valve brachiopods calvus canines Cape Province Cape Town Carrington & Kensley Ciconia coast columella Concholepas conjoined valves crura cusp deltidial plates deposits depth described Description Shell Diaphus distal dorsal dune early Pleistocene Elandsfontein elongate fauna figures fossil Gastropoda genus Geronticus Gnathopod Haughton Hendey high sea-level hinge Holotype Hondeklip Zone Hottentot Hulley italics Kilburn Lampanyctus Langebaanweg lanternfishes length limnetes loop mandible margin material Megerlia mexicanus Mollusca Myctophidae Myctophum Nafpaktitis nigrescens Ocean outer lip paratypes parentheses pedicle pedicle valve photophore Pliocene posterior postnatal whorls present recorded references region ribs rounded Saldanha Bay scientific name sclerites sculpture separates Skurwerug slightly Smith socket ridges South African Museum species specific name specimens spiral lirae subheadings Synonymy Table Tankard tooth Triphoturus upper USNM valve interior ventral views of conjoined width Xenobrochus