La Invernada (Bajo de la Carpa) (Cretaceous of Argentina)

Where: Neuquén, Argentina (37.6° S, 69.3° W: paleocoordinates 42.1° S, 50.2° W)

• coordinate stated in text

• outcrop-level geographic resolution

When: Bajo de la Carpa Formation (Neuquén Group), Santonian (86.3 - 83.6 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: fluvial; lithology not reported

Size class: macrofossils

Collected by MAU in 2013–2016

Collection methods: quarrying, surface (in situ), mechanical,

Primary reference: J. D. Porfiri and J. O. Calvo. 2006. A new record of Carnotaurinae (Theropoda: Abelisauridae) from the Upper Cretaceous of Neuquén, Patagonia. Journal of Vertebrate Paleontology 26(3, suppl.):111A-112A [M. Carrano/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 176562: authorized by Matthew Carrano, entered by Matthew Carrano on 17.02.2016, edited by Philip Mannion and Franco Aspromonte

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Saurischia -
Titanosauria indet.2 Bonaparte and Coria 1993 sauropod
at least 2 specimens (1 juvenile) of titanosaurian sauropods, represented by cervical, dorsal, and caudal vertebrae, an incomplete sacrum articulated to the R ilium and a portion of L, a juvenile R ilium, R pubis & ischium, articulated L scapula and humerus, distal end of L ulna, 3 L metacarpals (one incomplete), and dorsal ribs; R femur (MAU-Pv-LI-599)
Inawentu oslatus n. gen. n. sp.3 Filippi et al. 2024 sauropod
MAU-Pv-LI-595, almost complete skull, axial sequence from the atlas to the last sacral element, and both ilia
 Theropoda -
Megaraptora indet.6 Benson et al. 2010 coelurosaur
MAU-Pv-LI-548, vertebrae
 Theropoda - Abelisauridae
Abelisauridae indet.6 Bonaparte and Novas 1985 ceratosaur
MAU-Pv-LI-547 (pelvis), 549, 550 (dorsal vertebrae)
Brachyrostra indet.7 Canale et al. 2008 ceratosaur
MAU-Pv-LI-665, mid cervical vertebra, two anterior dorsal vertebrae, and cervical and dorsal ribs.
Furileusauria indet.1 Filippi et al. 2016 ceratosaur
MAU-Pv-LI-582, neurocranium, squamosals, postorbitals
Llukalkan aliocranianus n. gen. n. sp.5 Gianechini et al. 2021 ceratosaur
MAU-Pv-LI-581 - holotype
Viavenator exxoni n. gen. n. sp.4 Filippi et al. 2016 ceratosaur
MAU-Pv-LI-530
Carnotaurinae indet. Sereno 1998 ceratosaur
MUCPv-1125, pelvis
 Testudines - Chelidae
Chelidae indet.2 Gray 1825 sideneck turtle
complete carapace