Violante farm (Cretaceous to of Argentina)

Also known as Violante’s farm; Pueblo Blanco Natural Reserve

Where: Río Negro, Argentina (39.4° S, 68.6° W: paleocoordinates 46.0° S, 45.8° W)

• coordinate stated in text

• outcrop-level geographic resolution

When: Huincul Formation (Neuquén Group), Middle Cenomanian to Middle Cenomanian (99.6 - 89.3 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: fluvial; fine-grained, medium, tuffaceous, green, yellow sandstone

• "a high sinuosity fluvial system that gradually lowers its sinuosity"
• "yellowish and greenish fine- to medium-grainsed sandtones that sometimes can be tuffaceous"

Size class: macrofossils

Collection methods: quarrying, surface (in situ),

Primary reference: M. J. Motta, A. M. Aranciaga Rolando, S. Rozadilla, F. L. Agnolin, N. R. Chimento, F. Brissón Egli, and F. E. Novas. 2016. New theropod fauna from the Upper Cretaceous (Huincul Formation) of northwestern Patagonia, Argentina. In A. Khosla & S. G. Lucas (ed.), Cretaceous Period: Biotic Diversity and Biogeography. New Mexico Museum of Natural History and Science Bulletin 71:231-253 [M. Carrano/M. Carrano/M. Carrano]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 180530: authorized by Matthew Carrano, entered by Matthew Carrano on 20.07.2016, edited by Graeme Lloyd, Terri Cleary and Philip Mannion

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Saurischia -
Chucarosaurus diripienda n. gen. n. sp.1
Chucarosaurus diripienda n. gen. n. sp.1 Agnolin et al. 2023 sauropod
MPCA PV 820 - holotype; MPCA PV 821 - referred material (found 200 m from holotype)
 Theropoda -
Coelurosauria indet. Huene 1914 coelurosaur
MPCA-Pv 806, associated anterior cervical, 3 caudals, distal caudal, distal metapodial, proximal manual phalanges
Overoraptor chimentoi n. gen. n. sp.6 Motta et al. 2020 maniraptoran
MPCA-Pv 805/1 to 6, associated R metacarpal I, 3 caudals, R pedal II ungual; MPCA-Pv 818
Aoniraptor libertatem n. gen. n. sp. Motta et al. 2016 coelurosaur
MPCA-Pv 804/1 to 25, associated vertebral series
 Avetheropoda -
Gualicho shinyae n. gen. n. sp.2
Gualicho shinyae n. gen. n. sp.2 Apesteguia et al. 2016 avetheropod
MPCN PV 0001
 Theropoda -
Abelisauroidea "indet. 1" Bonaparte 1991 ceratosaur
MPCA-Pv 800, distal end of L quadrate
Abelisauroidea "indet. 2" Bonaparte 1991 ceratosaur
MPCA-Pv 801, R metatarsal IV
 Theropoda - Abelisauridae
Abelisauridae indet.5 Bonaparte and Novas 1985 ceratosaur
MCA-56, Pedal unguals; skull, axial and appendicular remains
Tralkasaurus cuyi n. gen. n. sp.3 Cerroni et al. 2020 ceratosaur
MPCA-Pv 815, Right maxilla, distorted and incomplete dorsal, sacral and caudal vertebrae, cervical ribs, and pubis
 Theropoda - Carcharodontosauridae
Carcharodontosauridae indet. Stromer 1931 allosauroid
MPCA-Pv 803, associated dorsal vertebral centrum, rib, incomplete R hindlimb
Taurovenator violantei n. gen. n. sp. Motta et al. 2016 allosauroid
MPCA-Pv 802, R postorbital
 Eosuchia - Sphenodontidae
Patagosphenos wataku n. gen. n. sp.4 Gentil et al. 2019 lepidosaur
MPCA-Pv 809 (holotype), incomplete disarticulated specimen composed of fragment of right palatine, two fragmentary maxillae with teeth, right incomplete dentary, incomplete articular portions of left and right mandibles, possible left scapulocoracoid, incomplete fibular shaft, two incomplete metapodials, and an ungual phalanx
Kaikaifilusaurus sp.4 Simon and Kellner 2003 lepidosaur
MPCA-Pv 808, incomplete right dentary