Is Platypterygius platydactylus from a named formation?
location: Ricklinger Moor, Castendamm, near Hannover, Saschen (Lower Saxony), Germany (55.4Â N, 9.6Â E: paleocoordinates 45.6Â N, 18.5Â E)
horizon: Deshayesites deshayesi ammonoid zone (cannot find a specific formation)
age: Early/Lower Aptian, Early Cretaceous
note: The original material is not available for study anymore (destroyed during WWII)
reference: F. Broili. 1907. Ein neuer Ichthyosaurus aus der norddeutschen Kreide. Palaeontographica 54:139-162
What formation and stage is Microcleidus macropterus from?
location: Whitby, England, United Kingdom (54.5Â N, 0.6Â W: paleocoordinates 42.4Â N, 9.3Â E)
formation: Alum Shale Formation (or Whitby Mudstone)
age: early Jurassic, Toarcian
reference: R. Tate and J. F. Blake. 1876. The Yorkshire Lias 1-475
What formation is Microcleidus tourhemirensis from?
where: Tournemire, Midi-Pyrenees, France (43.9Â N, 3.0Â E: paleocoordinates 32.5Â N, 14.5Â E)
horizon: Pleydellia aalensis ammonoid zone (cannot find a specific formation))
age: early Jurassic, Late/Upper Toarcian
reference: N. Bardet, P. Godefroit, and J. Sciau. 1999. A new elasmosaurid Plesiosaur from the Lower Jurassic of southern France. Palaeontology 42(5):927-952
On November 22, 2020 at 8:35 PM Gregory Paul <gsp1954@aol.com> wrote:
Is Platypterygius platydactylus from a named formation?
What formation and stage is Microcleidus macropterus from?
What formation is Microcleidus tourhemirensis from?
Does anyone have a copy of V. G. Otschev. 1976. A new pliosaur from the Upper Cretaceous of Penza Province. Paleont. Zhurnal 2:135-138
GSPaul