Annals of the South African Museum: Annale Van Die Suid-Afrikaanse Museum |
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Page 93
These arise on the umbilical wall and bear faint conical to radially elongate
tubercles on the inner edge of the umbilical wall . Very strong , rounded tubercles
occur at or slightly below midflank . When well preserved , these are revealed as
the ...
These arise on the umbilical wall and bear faint conical to radially elongate
tubercles on the inner edge of the umbilical wall . Very strong , rounded tubercles
occur at or slightly below midflank . When well preserved , these are revealed as
the ...
Page 100
3 ( figs 2-3 ) ; Immel 1978 : 43 , table 6a ) bears some resemblance to C. ( C. )
australis in the relatively tight coiling , short ... In C. ( C. ) binelli , however , the
constrictions are associated with thickened ribs that may bear umbilical and
ventral ...
3 ( figs 2-3 ) ; Immel 1978 : 43 , table 6a ) bears some resemblance to C. ( C. )
australis in the relatively tight coiling , short ... In C. ( C. ) binelli , however , the
constrictions are associated with thickened ribs that may bear umbilical and
ventral ...
Page 114
In contrast , ventral , transversely elongated tubercles are well developed , and
some bear indications that they are in fact the bases of short spines . Tubercle
strength varies from mere swellings to marked , sharp excrescences . As size ...
In contrast , ventral , transversely elongated tubercles are well developed , and
some bear indications that they are in fact the bases of short spines . Tubercle
strength varies from mere swellings to marked , sharp excrescences . As size ...
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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 |