Summerville Formation

Summerville Formation
Stratigraphic range: Middle Jurassic
Type Geological formation
Location
Region Southwestern United States
Country United States

The Summerville Formation is a geological formation in New Mexico, Colorado, and Utah of the Southwestern United States. It dates back to the Middle Jurassic.[1]

Vertebrate fauna

Dinosaurs

Theropod tracks geographically located in Utah, New Mexico, and Colorado, USA.[1]

Ornithodires reported from the Summerville Formation
Genus Species Location Stratigraphic position Material Notes Images

Dystrophaeus[1]

D. viaemalae[1]

Geographically located in Utah, USA.[1]

"Scapula, ulna, partial radius, [and] partial manus."[2]

Camarasaurus

Indeterminate

Geographically located in New Mexico, USA.[1]

Later found to be indeterminate sauropod remains.[1]

Pteraichnus[3]

P. saltwashensis[3]

Geographically present in Arizona.[3]

Includes the P. saltwashensis type locale.[3] Specimens housed at the University of Utah.[3] These tracks may actually be from the Morrison Formation.[3]

Indeterminate

Geographically present in Arizona, near Summerville.[3] Also present in Colorado (Cactus Park, Furnish Canyon, Colorado National Monument) and Utah (Delmonte Mines, Starr Springs, Flaming Gorge, Ferron, Moab, Duchesne County).[3]

Summerville, Furnish Canyon, Cactus Park, Delmonte Mines, Starr Springs, Ferron, and Moab specimens are housed in the University of Colorado's Dinosaur Tracks Museum in Denver.[3] The Flaming Gorge and Colorado National Monument tracks remains in the field.[3] Ferron specimens are also housed at the University of Utah.[3]

See also

References

  1. 1 2 3 4 5 6 7 Weishampel, David B; et al. (2004). "Dinosaur distribution (Middle Jurassic, North America)." In: Weishampel, David B.; Dodson, Peter; and Osmólska, Halszka (eds.): The Dinosauria, 2nd, Berkeley: University of California Press. Pp. 537–538. ISBN 0-520-24209-2.
  2. "Table 13.1," in Weishampel, et al. (2004). Page 261.
  3. 1 2 3 4 5 6 7 8 9 10 11 Lockley, M.; Harris, J.D.; and Mitchell, L. 2008. "A global overview of pterosaur ichnology: tracksite distribution in space and time." Zitteliana. B28. p. 187-198. ISSN 1612-4138.


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