Genus
Valid Extinct

Falcarius

Kirkland et al. 2005

Falcarius is a genus of primitive therizinosaur dinosaur that lived during the Early Cretaceous period in what is now North America. Its remains were first collected in the Cedar Mountain Formation in 1999, with subsequent findings made during the 2000s. The genus is known from multiple specimens ranging from immature to fully-grown individuals.

Temporal range
Triassic
Jurassic
Cretaceous
Paleogene
Neogene
252 201 145 66 0 Ma
PBDB occurrences
2
Group
Dinosaures
Carnivore Ground dwelling, solitary Terrestrial
Falcarius
click to enlarge
Falcarius skeleton reconstruction, Utah Museum of Natural History. © Paul Fisk from Salt Lake City, UT, USA · CC BY-SA 2.0 · Wikimedia
Falcarius
Falcarius
PBDB ↗ Wikipedia ↗
Classification
Dinosauria Unranked clade
›
Theropoda Unranked clade
›
Neotheropoda Unranked clade
›
Averostra Unranked clade
›
Tetanurae Unranked clade
›
Coelurosauria Unranked clade
›
Maniraptoriformes Unranked clade
›
Therizinosauria Unranked clade
›
Falcarius Genus
Measurements
Length
4 m ⓘ
Falcarius utahensis  
Mass
135 kg ⓘ
Falcarius utahensis  
Fossil sites 2 geolocated sites
Distribution
Top countries
🇺🇸 United States
2
Geological formations
Cedar Mountain
2
Temporal distribution
Valanginian (137.05–132.6 Ma)
1
Berriasian (143.1–137.05 Ma)
1
Species (1)
Falcarius utahensis 143 Ma
Images 5
Bibliography
Original description
J. I. Kirkland, L. E. Zanno, and S. D. Sampson, J. M. Clark, D. D. DeBlieux. 2005. A primitive therizinosauroid dinsoaur from the Early Cretaceous of Utah. Nature 435(3468):84-87 DOI ↗
Bibliography (2)
J. I. Kirkland and S. K. Madsen. 2007. The Lower Cretaceous Cedar Mountain Formation, Eastern Utah: the view up an always interesting learning curve. Utah Geological Association Publication 35
J. I. Kirkland, L. E. Zanno, and S. D. Sampson, J. M. Clark, D. D. DeBlieux. 2005. A primitive therizinosauroid dinsoaur from the Early Cretaceous of Utah. Nature 435(3468):84-87 DOI ↗