Annals of the South African Museum: Annale Van Die Suid-Afrikaanse Museum |
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Page 73
DIMENSIONS OF SPECIMENS All dimensions given below are in millimetres . D
= diameter , Wb = whorl breadth ; Wh = whorl height , U = umbilical diameter .
Figures in parentheses are ratios expressed as a percentage of the total diameter
.
DIMENSIONS OF SPECIMENS All dimensions given below are in millimetres . D
= diameter , Wb = whorl breadth ; Wh = whorl height , U = umbilical diameter .
Figures in parentheses are ratios expressed as a percentage of the total diameter
.
Page 93
Inflated forms : The innermost whorls are smooth and with rounded whorl section
but , at a diameter of c . 4–5 mm , the whorl section is distinctly coronate ,
depressed as seen in C80055 ( Fig . 14 ) and PCZ8425b ( Fig . 16 ) . There are
about ...
Inflated forms : The innermost whorls are smooth and with rounded whorl section
but , at a diameter of c . 4–5 mm , the whorl section is distinctly coronate ,
depressed as seen in C80055 ( Fig . 14 ) and PCZ8425b ( Fig . 16 ) . There are
about ...
Page 129
The umbilical diameter of the Patagonian specimens ranges from 28 to 40 per
cent of the total diameter , compared to only 20 per cent in the Zululand specimen
. For the present it is best to refer to the specimen as Hemihoplites sp . cf.
The umbilical diameter of the Patagonian specimens ranges from 28 to 40 per
cent of the total diameter , compared to only 20 per cent in the Zululand specimen
. For the present it is best to refer to the specimen as Hemihoplites sp . cf.
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Common terms and phrases
according Acrioceras Aguirre Urreta Ancyloceratinae appears Aspinoceras association australis sp authors Barremian bear BMNH body chamber Boreal ceras close coiling coiling Collignon 1962 compared compressed consists Crioceratites Cryptocrioceras described Description developed diameter dimorphism discussion distinct early elongated Emericiceras figured finely flanks followed forms genus Hemihoplites holotype illustrations Immel impression included inner whorls Italy Klinger known lateral lobe locality Lower material Menuthiocrioceras Museum Note occur ornament outer whorls Paracrioceras Patagonia possible preserved Realm recently referred regarded ribs Riccardi & Aguirre rounded Sarkar separate shaft shoulder shows similar single Sornayites South southern Spath specimens stage strong strongly subfamilies suggested suture synonym systematic tabarelli Astier taxonomic Tethyan Thieuloy Thomel trituberculate tubercles type species umbilical uncoiled Upper Upper Barremian variable venter ventral ventrolateral whorl section Wiedmann Wright yrigoyeni Leanza zone zulu sp Zululand
Bibliographic information
| Title | Annals of the South African Museum: Annale Van Die Suid-Afrikaanse Museum Volume 101, Issue 5 of Annals of the South African Museum, South African Museum |
| Author | South African Museum |
| Publisher | South African Museum, 1992 |
| Original from | the University of California |
| Digitized | 21 Jul 2016 |
| ISBN | 0868131288, 9780868131283 |
| Export Citation | BiBTeX EndNote RefMan |