Beiraterra Quarry of Casais dos Carecos (Cretaceous of Portugal)

Also known as Casal dos Carecos; Baixo Mondego

Where: Portugal (40.3° N, 8.6° W: paleocoordinates 29.6° N, 5.1° W)

• coordinate stated in text

• small collection-level geographic resolution

When: Calycoceras naviculare ammonoid zone, Lower Member (Tentúgal Formation), Late/Upper Cenomanian (99.6 - 93.5 Ma)

• Lower member of Tentúgal Formation (Unit B with Gyrostrea ouremensis), Upper

•Cenomanian, Late Cretaceous (standard Biozone of Calycoceras naviculare, about 95 Myr).

• bed-level stratigraphic resolution

Environment/lithology: coastal; sandy carbonate

• shallow and slightly restricted environment, possibly a littoral plain with drainage channels connected to inner sectors of the nearby carbonate platform
• mixed sandy-carbonate oyster beds

Size class: macrofossils

Collected by Matilde Azenha

Primary reference: O. Mateus, E. Puértolas-Pascual, and P. M. Callapez. 2019. A new eusuchian crocodylomorph from the Cenomanian (Late Cretaceous) of Portugal reveals novel implications on the origin of Crocodylia. Zoological Journal of the Linnean Society 186(2):501-528 [P. Mannion/P. Mannion/P. Mannion]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 198029: authorized by Philip Mannion, entered by Philip Mannion on 07.12.2018, edited by Katrin Eckardt

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Crocodylia - Gavialidae
Portugalosuchus azenhae n. gen. n. sp.
Portugalosuchus azenhae n. gen. n. sp. Mateus et al. 2019 crocodilian
ML1818 - holotype (partial skull and mandible)
 Squamata - Aigialosauridae
Carentonosaurus soaresi n. sp. Pimentel et al. 2023 squamates
DCT-CC-1, dorsal vertebra.
Bivalvia
 Ostreida - Gryphaeidae
Gryphaea indet. Lamarck 1801 oyster