Schlotheimia

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Schlotheimia
Temporal range: Jurassic, 201.6–189.6Ma [1]
Schlotheimiidae - Schlotheimia depressa.JPG
Schlotheimia depressa from Germany
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Cephalopoda
Subclass: Ammonoidea
Order: Ammonitida
Superfamily: Psilocerataceae
Family: Schlotheimiidae
Genus: Schlotheimia
Bayle 1878
Synonyms
  • Anguliferites Lange 1951
  • Scamnoceras Lange 1924

Schlotheimia is an extinct cephalopod genus belonging to the subclass Ammonoidea that lived during the Hettangian stage at the beginning of the Early Jurassic. [2]

Description[edit]

The shell, or conch, of Schlotheimia rather evolute, coiled with all whorls exposed and only slightly embracing. The umbilicus is perforate as with more finely ribbed Angulaticeras. whorls are compressed, bearing ribs that cross the venter in chevrons, less developed in Sulciferites

Distribution[edit]

Fossils of Schlotheimia species have been found in Lower Jurassic rocks of Argentina, Austria, Belgium, Canada, France, Germany, Indonesia, Italy, Luxembourg, Switzerland, United Kingdom, United States. [1]

References[edit]

  • W.J Arkell, et al, 1957. Mesozoic Ammonoidea, Treatise on Invertebrate Paleontology, Part L, Mollusca 4. Geological Society of America and University of Kansas Press.