Del Monte Mines tracksite (Jurassic to of the United States)

Also known as Bullfrog

Where: Utah (37.5° N, 110.5° W: paleocoordinates 32.0° N, 55.0° W)

• coordinate estimated from map

• small collection-level geographic resolution

When: Tidwell Member (Morrison Formation), Late/Upper Callovian to Late/Upper Callovian (164.7 - 157.3 Ma)

• also listed as a member of the Summerville Fm.

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Preservation: cast, trace

Collected by J. Robinson in 1992

Collection methods: surface (in situ), peel or thin section,

Primary reference: M. Lockley, T. J. Logue, J. J. Moratalla, A. P. Hunt, R. J. Schultz and J. W. Robinson. 1995. The fossil trackway Pteraichnus is pterosaurian, not crocodilian: implications for the global distribution of pterosaur tracks. Ichnos 4:7-20 [R. Butler/R. Butler]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 60478: authorized by Matthew Carrano, entered by Matthew Carrano on 16.05.2006, edited by Richard Butler

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Pterosauria - Pteraichnidae
Pteraichnus sp. Stokes 1957 pterosaur
Specimens include: CU-WMC 188.1-9, 11-12, 15-16, 46-50, 52-58, 64-73
Pteraichnus cf. saltwashensis2 Stokes 1957 pterosaur
Pteraichnus cf. stokesi2 Lockley et al. 1995 pterosaur
 Theropoda -
Therangospodus pandemicus1 Lockley et al. 2000 theropod