Annals of the South African Museum, Volume 97South African Museum, 1985 - Natual history |
From inside the book
Results 1-3 of 21
Page 23
... median cusp , an anterior cingulum that is fused to a small median cusp , and another small median cusp posteriorly . The trigon cusps are crenulated . The talon is shorter than the trigon and its cusps are less symmetrically arranged ...
... median cusp , an anterior cingulum that is fused to a small median cusp , and another small median cusp posteriorly . The trigon cusps are crenulated . The talon is shorter than the trigon and its cusps are less symmetrically arranged ...
Page 29
... median cusps , with two other median cusps anteriorly and posteriorly . This paired cross - shaped cluster of four cusps is also the pattern of the talonid , although there is an additional small cusp developed postero - lingually on ...
... median cusps , with two other median cusps anteriorly and posteriorly . This paired cross - shaped cluster of four cusps is also the pattern of the talonid , although there is an additional small cusp developed postero - lingually on ...
Page 137
... median septum , anterior ends becoming flatter . High , pillar - like median septum originates in front of notothyrial cavity and extends to about midvalve . No ring or hood present . A B D Fig . 19. Leptothyrella cf. ignota ( THE SOUTH ...
... median septum , anterior ends becoming flatter . High , pillar - like median septum originates in front of notothyrial cavity and extends to about midvalve . No ring or hood present . A B D Fig . 19. Leptothyrella cf. ignota ( THE SOUTH ...
Contents
The Elandsfontein material | 31 |
The Zululand specimen | 39 |
Acknowledgements | 53 |
Copyright | |
6 other sections not shown
Other editions - View all
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