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Löwenstein Formation

(Redirected from Middle Stubensandstein)

The Löwenstein Formation (Stubensandstein in Baden-Württemberg, Burgsandstein in Bavaria) is a lithostratigraphic formation of the Keuper in Germany. It is underlain by the Mainhardt Formation and overlain by the Trossingen Formation. It dates back to the middle Norian.[1]

Löwenstein Formation
Stratigraphic range: Mid Norian (Alaunian) 215.6–212 Ma
↓
TypeGeological formation
Unit ofKeuper
UnderliesTrossingen Formation
OverliesMainhardt Formation
ThicknessAt least 80 m
Lithology
PrimarySandstone
OtherMarl
Location
RegionEurope
Country Germany
 Switzerland
ExtentBavaria, Baden-Württemberg

Fauna

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Theropod tracks and an unnamed herrerasaur genus are known from the Lower Stubensandstein.[2]

Color key
Taxon Reclassified taxon Taxon falsely reported as present Dubious taxon or junior synonym Ichnotaxon Ootaxon Morphotaxon
Notes
Uncertain or tentative taxa are in small text; crossed out taxa are discredited.

Archosaurs

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Dinosaurs

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Sauropodomorphs
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Sauropodomorphs of the Stubensandstein
Genus Species Location Stratigraphic position Material Notes Images
Efraasia E. minor Lower  
Plateosaurus[3] P. gracilis[3] "[Twenty one] partial skeletons, isolated elements, [three] partial skulls, juvenile to adult."[5] Yates assigned the type material of Sellosaurus gracilis to Plateosaurus gracilis [6]  
Theropods
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Theropods of the Stubensandstein
Genus Species Location Stratigraphic position Material Notes Images
Dolichosuchus[4] D. cristatus[4] Middle[4] "Tibia"[7] Actually indeterminate coelophysoid remains[4]
Halticosaurus[4] H. longotarsus[4] Middle[4] "Mandibular fragment, vertebrae, humerus, illium, femur, metatarsal."[7] Later found to be indeterminate coelophysoid remains[4]
Liliensternus L. liliensterni  
Procompsognathus[4] P. triassicus[4] Middle[4] "Partial postcranial skeleton."[8]
 

Reptiles

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Archosaurs of the Stubensandstein
Genus Species Location Stratigraphic position Material Notes Images
Aetosaurus A. feratus Lower  
A. crassicauda
Apatosuchus A. orbitoangulatus Lower "Partial skull"
Mystriosuchus M. ?  
Nicrosaurus N. kapffi Middle  
N. meyeri
Paratypothorax P. andressi Middle  
Saltoposuchus S. connectens  
S. longipes
Tanystrosuchus T. posthomus Middle " Neck vertebra"
Teratosaurus[4] T. suevicus[4] Middle[4] Galton and Benton showed that Teratosaurus is actually a rauisuchian.[9][10]
 

Other Amniotes

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See also

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References

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  1. ^ Weishampel, David B; et al. (2004). "Dinosaur distribution (Late Triassic, Europe)." In: Weishampel, David B.; Dodson, Peter; and Osmólska, Halszka (eds.): The Dinosauria, 2nd, Berkeley: University of California Press. Pp. 521–525. ISBN 0-520-24209-2.
  2. ^ a b "17.2 Baden-Württemberg, Germany; 1. Lower Stubensandstein," in Weishampel, et al. (2004). Page 524.
  3. ^ a b "17.2 Baden-Württemberg, Germany; '1. Lower Stubensandstein' and '2. Middle Stubensandstein,'" in Weishampel, et al. (2004). Page 524.
  4. ^ a b c d e f g h i j k l m n o "17.2 Baden-Württemberg, Germany; 2. Middle Stubensandstein," in Weishampel, et al. (2004). Page 524.
  5. ^ "Table 12.1," in Weishampel, et al. (2004). Page 236.
  6. ^ Yates, A.M. (2003). "Species taxonomy of the sauropodomorph dinosaurs from the Löwenstein Formation (Norian, Late Triassic) of Germany". Palaeontology 46 (2): 317–337
  7. ^ a b "Table 3.1," in Weishampel, et al. (2004). Page 50.
  8. ^ "Table 3.1," in Weishampel, et al. (2004). Page 48.
  9. ^ Galton, P. M. (1985). "The poposaurid thecodontian Teratosaurus suevicus von Meyer, plus referred specimens mostly based on prosauropod dinosaurs". Stuttgarter Beiträge zur Naturkunde, B, 116: 1-29.
  10. ^ Benton, M.J. (1986). "The late Triassic reptile Teratosaurus - a rauisuchian, not a dinosaur". Palaeontology 29: 293-301.

Bibliography

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