Seazza creek valley, Preone, MFSN 18443a (Triassic to of Italy)

Where: Friuli-Venezia Giulia, Italy (46.4° N, 12.9° E: paleocoordinates 27.5° N, 16.2° E)

• coordinate estimated from map

• small collection-level geographic resolution

When: lower Member (Dolomia di Forni Formation), Alaunian to Alaunian (215.6 - 205.6 Ma)

• Dolmomia di Forni "spans the Alaunian 2 - Sevatian 1 interval"; middle-late Norian

• member-level stratigraphic resolution

Environment/lithology: basinal (); dolomite

• "The Dolomia di Forni is composed mainly of dark, often cherty, well-bedded dolostone that is frequently thinly laminated and sometimes slumped. Thicker laminae are graded and represent distal turbidites...the basinal facies preserving the tetrapod remains are composed mainly of distal turbidites and carbonate mud deposited by fallout"

Size class: macrofossils

Primary reference: S. Renesto. 2000. Bird-like head on a chameleon body: new specimens of the enigmatic diapsid reptile Megalancosaurus from the Late Triassic of Northern Italy. Rivista Italiana di Paleontologia e Stratigrafia 106:157-180 [R. Butler/R. Butler]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 83574: authorized by Richard Butler, entered by Richard Butler on 22.08.2008

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Diapsida - Drepanosauridae
Megalancosaurus sp. Calzavara et al. 1981 diapsid
MFSN 18443a, articulated series of caudal vertebrae