Calcare di Zorzino

The Calcare di Zorzino, Italian for Zorzino Limestone is a Late Triassic (Norian) geological formation in Italy (Cene and Endenna).[2] Pterosaurs and Tanystropheids have been recovered in this formation.

Calcare di Zorzino Stratigraphic range: Norian (Alaunian)[1] ~215.6–212 Ma PreꞒ Ꞓ O S D C P T J K Pg N ↓
Type	Geological formation
Underlies	Argilliti di Riva di Solta
Overlies	Dolomia Principale
Lithology
Primary	Limestone
Other	Marl
Location
Coordinates	45.8°N 9.8°E
Approximate paleocoordinates	27.1°N 13.8°E
Region	Lombardy
Country	Italy
Type section
Named for	Zorzino
Calcare di Zorzino (Italy)

Vertebrate paleofauna

Pterosaurs of the Zorzino Limestone
Taxa	Presence	Notes	Images
Genus: Eudimorphodon[1] E. ranzii[1]	Cene[1]
Genus: Peteinosaurus[1] P. zambellii[1]	Cene[1]
Genus: ?Preondactylus[1] Possible Preondactylus remains of indeterminate species[1]	Endenna[1]
Genus: Sclerostropheus[3] S. fossai (originally Tanystropheus fossai)[3]

Other reptiles

• Aetosaurus ferratus
• Bergamodactylus wildi
• Drepanosaurus unguicaudatus
• Endennasaurus acutirostris
• Langobardisaurus pandolfii
• Megalancosaurus endennae
• M. preonensis
• Mystriosuchus planirostris
• Psephoderma alpinum
• Vallesaurus cenensis
• V. zorzinensis
• Diphydontosaurus sp.
• ?Mystriosuchus sp.
• ?Theropoda indet.

Fish

• Dandya ovalis
• Dapedium noricum
• Gibbodon cenensis
• Legnonotus krambergeri
• Parapholidophorus nybelini
• Pholidoctenus serianus
• Pholidorhynchodon malzannii
• Pseudodalatias barnstonensis
• Sargodon tomicus

References

1. Wellnhofer, 1991, p.67
2. Zorzino Limestone at Fossilworks.org
3. Spiekman & Scheyer, 2019

Bibliography

• Spiekman, Stephan, and Torsten Scheyer. 2019. A taxonomic revision of the genus Tanystropheus (Archosauromorpha, Tanystropheidae). Palaeontologia Electronica .. _. doi:10.26879/1038
• Wellnhofer, Peter. 1991. Summary of Triassic Pterosaurs, 67. The Illustrated Encyclopedia of Pterosaurs, London, UK: Salamander Books Limited. ISBN 0-86101-566-5
• Pinna, G., and S. Nosotti. 1989. Anatomia, morfologia funzionale e paleoecologia del rettile placodonte Psephoderma alpiunum Meyer, 1858. Memorie della Società Italiana di Scienze Naturali e del Museo Civico di Storia Naturale de Milano 25. 1–50.
• Zambelli, R. 1973. Eudimorphodon ranzii gen. nov., sp. nov., uno pterosauro Triassico. Rendiconti Scienze di Instituto Lombardo, B 107. 27–32.