Orcau-2 tracksite (Cretaceous of Spain)

Where: Cataluña, Spain (42.2° N, 1.0° E: paleocoordinates 34.2° N, 0.8° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: La Posa Formation (Tremp Group), Early/Lower Maastrichtian (70.6 - 66.0 Ma)

• gray facies of the "Garumnian" = Tremp Fm. 8 levels with tracks within a thickness of 1.5 m. Site is above the level of site 7 of Lapparent. grey unit, lower part of C31r, near early/late Maastrichtian boundary

• group of beds-level stratigraphic resolution

Environment/lithology: lagoonal or restricted shallow subtidal; burrowed, bioturbated, gray lime mudstone

• "Carbonate lagoonal mudflat"
• gray, bioturbated micritic limestones

•facies F2A: "Limestones (mudst, wackest, packst and boundst) and few calcarenites / Light or dark greyish / Generally laminated, wave ripples"

Size class: macrofossils

Preservation: mold/impression, trace

Collected in 1983

Collection methods: surface (in situ),

• Project No. 1110

Primary reference: C. Llompart, M. L. Casanovas, and J. V. Santafé. 1984. Un nuveo yacimiento de Icnitas de Dinosaurios en las facies garumnienses de la Conca de Tremp (Lleida, España) [A new locality of dinosaur footprints in the Garumnian facies of the Tremp Basin (Lleida, Spain)]. Acta Geològica Hispànica 19(2):143-147 [M. Carrano/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 92448: authorized by Matthew Carrano, entered by Matthew Carrano on 13.11.2009

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Theropoda -
Ornithopodichnites magna n. gen. n. sp. Llompart et al. 1984 theropod
"form A"
Orcauichnites garumniensis n. gen. n. sp. Llompart et al. 1984 theropod
"form B"
 Saurischia -
Titanosauria indet. Bonaparte and Coria 1993 sauropod
"form C"