Ar Rubay'iyah (Triassic of Saudi Arabia)

Where: Saudi Arabia (26.4° N, 44.2° E: paleocoordinates 19.8° S, 41.2° E)

When: Jilh Formation, Ladinian (242.0 - 237.0 Ma)

• Jilh Formation is late Anisian-lowermost Carnian

• group of beds-level stratigraphic resolution

Environment/lithology: coastal; lithified, calcareous sandstone

Size class: macrofossils

Collected in 1976

• Repository: Queen Victoria Museum and Art Gallery in Launceston, Tasmania (QVM, GFV, geology fossil vertebrates)

Primary reference: P. Vickers-Rich, T. H. Rich, O. Rieppel, R. A. Thulborn, and H. A. McClure. 1999. A Middle Triassic vertebrate fauna from the Jilh Formation, Saudi Arabia. Neues Jahrbuch für Geologie und Paläontologie - Abhandlungen 213:201-232 [M. Clapham/M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 149547: authorized by Matthew Clapham, entered by Matthew Clapham on 07.08.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Ichthyosauria -
 Diapsida - Tanystropheidae
Tanystropheidae indet. Gervais 1859 archosauromorph
 Eosauropterygia - Nothosauridae
Nothosaurus sp. Münster 1834 diapsid
 Eosauropterygia - Pachypleurosauridae
Pachypleurosauridae indet. Nopcsa 1928 diapsid
 Nothosauria - Simosauridae
Simosaurus sp. Meyer 1842 nothosaur
 Placodontia -
Cyamodontoidea indet. Nopcsa 1923 placodont
Osteichthyes
 Saurichthyiformes - Saurichthyidae
? Saurichthys sp. Agassiz 1834 ray-finned fish
 Palaeonisciformes - Palaeoniscidae
? Gyrolepis sp. Agassiz 1833
 Palaeonisciformes - Birgeriidae
Birgeria sp. Stensiö 1919
Actinopteri
 Semionotiformes - Semionotidae
? Sargodon sp. Plieninger 1847
 Semionotiformes - Callipurbeckiidae
? Paralepidotus sp. Stolley 1919
 Perleidiformes - Colobodontidae
Colobodus sp. Agassiz 1843
Chondrichthyes
 Hybodontiformes -
? Lissodus sp. Brough 1935 elasmobranch
 Hybodontiformes - Acrodontidae
Acrodus spp. Agassiz 1834 elasmobranch
 Hybodontiformes - Hybodontidae
Hybodus sp. Agassiz 1834 elasmobranch
Hybodus aff. plicatilis Agassiz 1834 elasmobranch