Stuttgart Formation

Stuttgart Formation
Stratigraphic range: Carnian ~235–222  Ma PreꞒ Ꞓ O S D C P T J K Pg N
Type	Formation
Unit of	Keuper
Sub-units	Ansbachersandstein & Schilfsandstein members
Underlies	Weser & Steigerwald Formations
Overlies	Grabfeld & Benk Formations
Lithology
Primary	Sandstone
Other	Claystone
Location
Coordinates	49°12′N9°18′E / 49.2°N 9.3°E / 49.2; 9.3
Approximate paleocoordinates	21°24′N14°54′E / 21.4°N 14.9°E / 21.4; 14.9
Region	Baden-Württemberg, Bavaria, North Rhine-Westphalia
Country	Germany, Switzerland
Type section
Named for	Stuttgart
Stuttgart Formation (Germany)

The Stuttgart Formation is a geologic formation in Germany. It preserves fossils dating back to the Carnian stage of the Triassic period. ^[1]

Fossil content

See also: Ansbachersandstein § Fossil content

Temnospondyls

• Cyclotosaurus buechneri ^[2]
• C. robustus ^[3]
• Hyperokynodon keuperinus ^[3]
• Mastodonsaurus andriani ^[4]
• Metoposaurus diagnosticus ^[5]
• Gerrothorax sp. ^[6]

Therapsids

• Kannemeyeriiformes indet.(Possibly Woznikella triradiata ) ^[6]

Reptiles

• Dyoplax arenaceus
• Thuringopelta werneburgi ^[7]
• Zanclodon subcylindrodon ^[8]
• Archosauria indet. ^[6]

Fish

• Lissodus sp. ^[6]
• Palaeobates sp. ^[9]

Invertebrates ^[9]

• Aviculomyalina angusta
• Cyzicus laxitextus
• C. cf. dorsorectus
• C. minutus
• Homomya bilonga
• H. simplex
• Myalina rotundata
• Mytilus acutefinitus
• M. avirostrum
• M. hasta
• M. minutus
• M. peregrinus
• M. sulmensis
• Lithophaga buchhornensis
• L. lennachensis
• L. producta
• L. vermiculata
• Mactromya altera
• M. equisetitis
• Modiolus eberstadtensis
• M. formosissimus
• M. mediocarinatus
• M. minalatus
• M. parallelus
• M. parvoblongus
• M. suprarectus
• M. transiens
• M. triangulus
• Myoconcha aperina
• M. longaperina
• M. ovulum
• M. scalprosa
• M. cf. woehrmanni
• M. aff. aquatensis
• Parallelodon beyrichii
• Pinna mediokeuperina
• Pleuromya curta
• P. nitens
• Schafhaeutlia aff. liscaviensis
• Thracia keuperina
• Trigonodus cf. grandis
• T. pygmaeus
• T. singularis
• T. wuertembergicus
• Asmussia sp.
• Gervillia sp.
• ?Gryphaea sp.
• Myoconcha sp.
• Mytilus sp.
• Trigonodus sp.

Flora

• Clathrophyllum meriani ^[9]
• Danaeopsis marantacea ^[10]
• D. rumphi ^[9]
• Desmiophyllum imhoffi ^[9]
• Dioonitocarpidium pennaeforme ^[9]
• Neocalamites meriani ^[9]
• Pagiophyllum foetterlei ^[9]
• Voltziopsis coburgensis ^[9]
• Widdringtonites keuperianus ^[9]
• Equisetites sp. ^[9]
• Pterophyllum sp. ^[9]

See also

• List of fossiliferous stratigraphic units in Germany
• List of fossiliferous stratigraphic units in Switzerland
• Benkersandstein, contemporaneous ichnofossiliferous formation of Bavaria
• Chañares Formation, fossiliferous formation of the Ischigualasto-Villa Unión Basin, Argentina
• Candelária Formation, contemporaneous fossiliferous formation of the Paraná Basin, Brazil
• Molteno Formation, contemporaneous fossiliferous formation of Lesotho and South Africa
• Pebbly Arkose Formation, contemporaneous fossiliferous formation of Botswana, Zambia and Zimbabwe
• Denmark Hill Insect Bed, contemporaneous fossiliferous unit of Queensland, Australia
• Madygen Formation, contemporaneous Lagerstätte of Kyrgyzstan

References

1. Stuttgart Formation at Fossilworks.org
2. Witzmann et al., 2016
3. Schoch & Milner, 2000
4. Münster, 1839
5. Sulej, 2002
6. Schoch, 2012
7. Sues, H.-D.; Schoch, R. R. (2025). "A doswelliid archosauriform from the Upper Triassic (Carnian) Stuttgart Formation of Thuringia (Germany)". Journal of Vertebrate Paleontology. e2455949. doi:10.1080/02724634.2025.2455949.
8. Huene, 1905
9. Linck, 1968
10. Kustatscher et al., 2012

Bibliography

• Witzmann, F.; Sachs, S.; Nyhuis, C. J. (2016), "A new species of Cyclotosaurus (Stereospondyli, Capitosauria) from the Late Triassic of Bielefeld, NW Germany, and the intrarelationships of the genus", Fossil Record , 19 (2): 83–100, Bibcode:2016FossR..19...83W, doi: 10.5194/fr-19-83-2016 , retrieved 2020-10-19
• Kustatscher, E.; Kelber, K.-P.; Van Konijnenburg-van Cittert, J. H. A. (2012), "Danaeopsis Heer ex Schimper 1869 and its European Triassic species", Review of Palaeobotany and Palynology , 183: 32–49, Bibcode:2012RPaPa.183...32K, doi:10.1016/j.revpalbo.2012.06.011
• Schoch, R. R (2012), "A dicynodont mandible from the Triassic of Germany forms the first evidence of large herbivores in the Central European Carnian", Neues Jahrbuch für Geologie und Paläontologie - Abhandlungen , 263 (2): 119–123, doi:10.1127/0077-7749/2012/0216
• Sulej, T (2002), "Species discrimination of the Late Triassic temnospondyl amphibian Metoposaurus diagnosticus" (PDF), Acta Palaeontologica Polonica , 47: 535–546, retrieved 2020-10-19
• Schoch, R.; Milner, A. R. (2000), "Stereospondyli", Handbuch der Paläoherpetologie , 3B: 1–203
• Linck, O (1968), "Die marinen Muschelfauna des Schilfsandsteins von Eberstadt, Wuerttemberg, (Trias, Karn, mittl. Keuper 2) und deren Bedeutung", Jahreshefte des Vereins für Vaterlaendsiche Naturkunde in Wuerttemberg , 123: 69–133
• Huene, F. von (1905), "Trias-Dinosaurier Europas - European Triassic dinosaurs", Zeitschrift der Deutschen Geologischen Gesellschaft , 57: 345–349
• Fraas, E (1896), Die Schwäbischen Trias-Saurier nach dem Material der Kgl. Naturalien-Sammlung in Stuttgart zusammengestellt - Swabian Triassic dinosaurs based on the material in the Royal Natural History Collection compiled in Stuttgart, Festgabe des Königlichen Naturalien-Cabinets In Stuttgart zur 42 Versammlung der Deutschen geologischen Gesellschaft in Stuttgart, August 1896. E. Schweizerbartische Verlag-handlung (E. Koch), Stuttgart, pp. 1–18
• Münster, G. G (1839), "Mastodonsaurus andriani", Beiträge zur Petrefactenkunde : 102–103