WebbDownload scientific diagram 9 Model of an antidimorphic pair of the Middle Jurassic Phlycticeras/ Oecoptychius by B. Scheffold (Zurich). Note that Oecoptychius might have … WebbData suggests that in Kachchh, Phlycticeras has a long range from the latest Early to Late Callovian interval. Additionally, two new macroconch species of Pachyerymnoceras are …
Ammonoid Biostratigraphy in the Jurassic SpringerLink
WebbDOI: 10.1016/J.GEOBIOS.2009.11.006 Corpus ID: 92668745; Sexual dimorphism and polymorphism in a Callovian Phlycticeras (Ammonoidea) assemblage of Kutch, India @inproceedings{Bardhan2010SexualDA, title={Sexual dimorphism and polymorphism in a Callovian Phlycticeras (Ammonoidea) assemblage of Kutch, India}, author={Subhendu … WebbDownload scientific diagram Whorl section of the Phlycticeras specimens measured on the body chamber. a -var. polygonium [M], figured in Fig. 13j-h; b -var. nodosum [M], … china airlines cargo 747
Sexual dimorphism and polymorphism in a Callovian Phlycticeras ...
Webb4 nov. 2024 · In Phlycticeratinae (Phlycticeras, Oxydiscites), the keel is very sharp and finely serrate, unlike that in Diplesioceras. In Strigoceratinae, the keel is smooth and rounded, closer to that of Diplesioceras. Within Strigoceratinae, only the genus Granulochetoceras Geyer, 1960 exhibits a floored undulating keel (Schweigert et al. 2007). WebbPhlycticeras-OecoptychiusNeumayr have been considered since long as the dimorphic pair. We have argued against this idea because of many morphological and … WebbDownload scientific diagram Phlycticeras polygonium (Zieten). A–H. Phlycticeras polygonium var. waageni; A, B, lateral and ventral views respectively of specimen no. … china airlines check in english