Unranked clade
Valid Extinct

Furileusauria

Filippi et al. 2016

Brachyrostra is a clade within the theropod dinosaur family Abelisauridae. It includes the famous genera Carnotaurus, Aucasaurus, potentially Abelisaurus as well as their close relatives from the Cretaceous Period of Argentina and Brazil plus Caletodraco from France. The group was first proposed in an analysis conducted by Juan Canale and colleagues in 2008. They found that all South American abelisaurids described up to that point grouped together as a sub-clade of Abelisauridae, which they named based on the relatively unusual shape of their skulls. They defined the clade Brachyrostra as "all the abelisaurids more closely related to Carnotaurus sastrei than to Majungasaurus crenatissimus."

Temporal range
Triassic
Jurassic
Cretaceous
Paleogene
Neogene
252 201 145 66 0 Ma
PBDB occurrences
12
Group
Dinosaures
Carnivore Ground dwelling, solitary Terrestrial
Furileusauria
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Carnotaurus in Chlupáč museum in Prague © Carnotaurus, Chlupáč Museum, Prague-2.jpg: Czech Wikipedia user Packa derivative work: Hic et nunc · CC BY-SA 3.0 · Wikimedia
PBDB Wikipedia
Classification
Dinosauria Unranked clade
Theropoda Unranked clade
Neotheropoda Unranked clade
Averostra Unranked clade
Ceratosauria Suborder
Abelisauridae Family
Brachyrostra Unranked clade
Furileusauria Unranked clade
Fossil sites 12 geolocated sites
Distribution
Top countries
🇦🇷 Argentina
10
🇫🇷 France
1
🇧🇷 Brazil
1
Geological formations
Allen
3
La Colonia
2
Saint Jouin
1
Portezuelo
1
Temporal distribution
Maastrichtian (72.2–66 Ma)
5
Campanian (83.6–72.2 Ma)
1
Santonian (85.7–83.6 Ma)
4
Turonian (93.9–89.8 Ma)
1
Cenomanian (100.5–93.9 Ma)
1
Bibliography
Original description
L. S. Filippi, A. H. Méndez, and R. D. Juárez Valieri, A. C. Garrido. 2016. A new brachyrostran with hypertrophied axial structures reveals an unexpected radiation of latest Cretaceous abelisaurids. Cretaceous Research 60:209-219 DOI ↗
Bibliography (12)
E. Buffetaut, H. Tong, and J. Girard, B. Hoyez, J. Párraga. 2024. Caletodraco cottardi: A New Furileusaurian Abelisaurid (Dinosauria: Theropoda) from the Cenomanian Chalk of Normandy (North-Western France). Fossil Studies 2(3):177-195 DOI ↗
D. Pol, M. A. Baiano, and D. Cerný, F. E. Novas, I. A. Cerda, M. Pittman. 2024. A new abelisaurid dinosaur from the end Cretaceous of Patagonia and evolutionary rates among the Ceratosauria. Cladistics 40(3):307–356 DOI ↗
M. A. Baiano, D. Pol, and F. Bellardini, G. J. Windholz, I. A. Cerda, A. C. Garrido, R. A. Coria. 2022. Elemgasem nubilus: a new brachyrostran abelisaurid (Theropoda, Ceratosauria) from the Portezuelo Formation (Upper Cretaceous) of Patagonia, Argentina. Papers in Palaeontology 8:1-38 DOI ↗
A. H. Méndez, F. A. Gianechini, and A. Paulina-Carabajal, L. S. Filippi, R. D. Juárez-Valieri, I. A. Cerda, A. C. Garrido. 2022. New furileusaurian remains from La Invernada (northern Patagonia, Argentina): a site of unusual abelisaurids abundance. Cretaceous Research 129:104989:1-20 DOI ↗
M. Aranciaga Rolando, M. A. Cerroni, and J. A. Garcia Marsà, F. I. Agnolín, M. J. Motta, S. Rozadilla, F. Brisson Eglí, F. E. Novas. 2021. A new medium-sized abelisaurid (Theropoda, Dinosauria) from the Late Cretaceous (Maastrichtian) Allen Formation of Northern Patagonia, Argentina. Journal of South American Earth Sciences 105:102915:1-18 DOI ↗
F. A. Gianechini, A. H. Méndez, and L. S. Filippi, A. Paulina-Carabajal, R. D. Juárez-Valieri, A. C. Garrido. 2020. A new furileusaurian abelisaurid from La Invernada (Upper Cretaceous, Santonian, Bajo De La Carpa Formation), northern Patagonia, Argentina. Journal of Vertebrate Paleontology DOI ↗
L. S. Filippi, F. A. Gianechini, and A. H. Méndez, R. D. Juárez Valieri, A. C. Garrido. 2016. Nuevos cráneos de Furileusauria (Abelisauridae, Brachyrostra) provenientes de La Invernada (Formación Bajo de la Carpa (Cretácico Superior, Santoniano), Neuquén, Argentina [New crania of Furileusauria (Abelisauridae, Brachyrostra) from La Invernada (Bajo de la Carpa Formation (Upper Cretaceous, Santonian), Neuquén, Argentina]. XXX Jornadas Argentinas de Paleontología de Vertebrados. Resúmenes. Ameghiniana 53(6 (suppl.)):61-62
L. S. Filippi, A. H. Méndez, and R. D. Juárez Valieri, A. C. Garrido. 2016. A new brachyrostran with hypertrophied axial structures reveals an unexpected radiation of latest Cretaceous abelisaurids. Cretaceous Research 60:209-219 DOI ↗
A. W. A. Kellner and D. d. A. Campos. 2002. On a theropod dinosaur (Abelisauria) from the continental Cretaceous of Brazil. Arquivos do Museu Nacional, Rio de Janeiro 60(3):163-170
R. A. Coria. 2001. New theropod from the Late Cretaceous of Patagonia. Mesozoic Vertebrate Life
J. F. Bonaparte. 1985. A horned Cretaceous carnosaur from Patagonia. National Geographic Research 1(1):149-151
J. F. Bonaparte and F. E. Novas. 1985. Abelisaurus comahuensis, n.g., n.sp., Carnosauria del Crétacico Tardio de Patagonia [Abelisaurus comahuensis, n.gen., n.sp., Carnosauria from the Late Cretaceous of Patagonia]. Ameghiniana 21(2-4):259-265