Rhät bonebed, Bebenhausen (Triassic of Germany)

Where: Baden-Württemberg, Germany (48.6° N, 9.1° E: paleocoordinates 36.1° N, 10.8° E)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Exter Formation (Keuper Group), Rhaetian (208.5 - 201.3 Ma)

• bonebed in highest Keuper beds; Rhätsandstein = Exter Fm.

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; phosphatic, quartzose chalk

Size class: macrofossils

Collected by F. Endlich in 1869–1870

Collection methods: quarrying, mechanical,

Primary reference: F. A. Quenstedt. 1858. Der Jura [The Jura] 1-842 [L. Villier/L. Villier/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 91635: authorized by Matthew Carrano, entered by Matthew Carrano on 09.10.2009

Creative Commons license: CC BY (attribution)

Taxonomic list

Chondrichthyes
 Hybodontiformes - Hybodontidae
Hybodus cloacinus1 Quenstedt 1858 elasmobranch
Hybodus sublaevis1 Agassiz 1843 elasmobranch
 Hybodontiformes - Acrodontidae
"Thectodus crenatus" = Acrodus1
"Thectodus crenatus" = Acrodus1 elasmobranch
 Hybodontiformes -
"Acrodus minimus" = Lissodus minimus1, "Thectodus inflatus" = Lissodus minimus1, "Thectodus tricuspidatus" = Lissodus minimus1, "Thectodus glaber" = Lissodus minimus1
"Acrodus minimus" = Lissodus minimus1 Agassiz 1839 elasmobranch
"Thectodus inflatus" = Lissodus minimus1 Agassiz 1839 elasmobranch
"Thectodus tricuspidatus" = Lissodus minimus1 Agassiz 1839 elasmobranch
"Thectodus glaber" = Lissodus minimus1 Agassiz 1839 elasmobranch
 Rajiformes - Rajidae
Raja sp.1 Linnaeus 1758 skate
 Synechodontiformes - Palaeospinacidae
"Desmacanthus cloacinus" = Nemacanthus monilifer1
"Desmacanthus cloacinus" = Nemacanthus monilifer1 Agassiz 1837 elasmobranch
Osteichthyes
 Antiarcha - Asterolepididae
Asterolepis sp.1 Eichwald 1840 armour-plated fish
Actinopteri
 Semionotiformes - Semionotidae
Sargodon tomicus1 Plieninger 1847
Osteichthyes
 Dipnoi - Ceratodontidae
Ceratodus heteromorphus1 Agassiz 1838 lungfish
Ceratodus trapezoides1 Meyer and Plieninger 1844 lungfish
Ceratodus cloacinus1 Quenstedt 1858 lungfish
Ceratodus parvus1 Agassiz 1838 lungfish
Reptilia
 Saurischia -
Megalosaurus cloacinus n. sp. Quenstedt 1858 theropod
SMNS 52457
 Phytosauria - Parasuchidae
Termatosaurus crocodilinus1 Quenstedt 1858 archosaur
 Phytosauria -
Termatosaurus albertii1 Meyer and Plieninger 1844 archosaur
 Plesiosauria -
Plesiosauria indet.1 plesiosaur
vertebra
 Sauropterygia - Nothosauridae
 Ichthyosauria - Ichthyosauridae