Annals of the South African Museum: Annale Van Die Suid-Afrikaanse Museum |
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Page 191
Against this background it is now possible to look at the systematic position of the poorly known genus Hamitoides Spath , 1925 , which had in the past either been referred to the Labeceratinae with doubt ( Spath 1925 : 191 ; 1930 : 57 ...
Against this background it is now possible to look at the systematic position of the poorly known genus Hamitoides Spath , 1925 , which had in the past either been referred to the Labeceratinae with doubt ( Spath 1925 : 191 ; 1930 : 57 ...
Page 196
... the known stratigraphic range of the group . Distinct successive pairs of Labeceras and Myloceras can be recognized . In both there seems to be an increasing trend towards hydrodynamic stability and / or ' streamlining of ornament .
... the known stratigraphic range of the group . Distinct successive pairs of Labeceras and Myloceras can be recognized . In both there seems to be an increasing trend towards hydrodynamic stability and / or ' streamlining of ornament .
Page 204
Unfortunately , this is the only known locality in the Austral Basin with labeceratids and , in addition , the outcrop is rather small . BIOGEOGRAPHIC AND STRATIGRAPHIC IMPLICATIONS Distribution of the Labeceratinae is strictly ...
Unfortunately , this is the only known locality in the Austral Basin with labeceratids and , in addition , the outcrop is rather small . BIOGEOGRAPHIC AND STRATIGRAPHIC IMPLICATIONS Distribution of the Labeceratinae is strictly ...
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Common terms and phrases
abbreviated according addition Angola aperture appear Australia author's name authors Basin becomes besairiei Cape Basin capital ceras climate coiling Collection Collignon common consists definitely described DESCRIPTION differences dimorphism distinct distribution effects Ellipsoceras et al faunas figures followed forms Förster genera genus given Hamites Hamitoides heteromorph Holotype illustrations India initial italics Kennedy Klinger known Labe Labeceras and Myloceras Labeceras crassetuberculatum Labeceras plasticum Labeceratinae lateral lateral lappets letter lobes locality lower mainly material McNamara Myloceras gr Myloceras serotinum Spath Note occur original Ornament possible probably range recorded rectum reduced references Reyment ribs River seems separates shaft similar single Smith South African Museum South Atlantic southern species specimens stratigraphic subfamily Labeceratinae suggested Synonymy systematics type species umbilical tubercles Upper Albian ventral Whitehouse whorl section Zone Zululand
Bibliographic information
| Title | Annals of the South African Museum: Annale Van Die Suid-Afrikaanse Museum Volume 98, Issue 7 of Annals of the South African Museum, South African Museum |
| Author | South African Museum |
| Publisher | West, Newman & Company for the trustees of the Museum, 1989 |
| Original from | the University of California |
| Digitized | 20 Jul 2016 |
| ISBN | 0868131016, 9780868131016 |
| Export Citation | BiBTeX EndNote RefMan |