Löwenstein Formation
Geologic formation in Germany
From Wikipedia, the free encyclopedia
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) | |
| Type | Geological formation |
| Unit of | Keuper |
| Underlies | Trossingen Formation |
| Overlies | Mainhardt Formation |
| Thickness | At least 80 m |
| Lithology | |
| Primary | Sandstone |
| Other | Marl |
| Location | |
| Region | Europe |
| Country | Germany, Switzerland |
| Extent | Bavaria, Baden-Württemberg |
Fauna
Theropod tracks and an unnamed herrerasaur genus are known from the Lower Stubensandstein.[2]
Color key
|
Notes Uncertain or tentative taxa are in small text; |
Archosaurs
Dinosaurs
Sauropodomorphs
| 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
| 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
| 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] |  | ||