Horn Silver Gulch tracksite, "northern site" (Jurassic to of the United States)

Also known as Ferron

Where: Emery County, Utah (39.1° N, 110.9° W: paleocoordinates 34.3° N, 55.9° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Summerville Formation, Oxfordian to Oxfordian (163.5 - 152.1 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: estuary or bay; sandstone

• Coastal tidal flat/sabkha

Size class: macrofossils

Preservation: trace

Collected by Mickleson, Lockley

Collection methods: surface (float), surface (in situ),

Primary reference: D. L. Mickelson, M. G. Lockley, J. Bishop and J. Kirkland. 2004. A new pterosaur tracksite from the Jurassic Summerville Formation, near Ferron, Utah. Ichnos 11:125-142 [R. Butler/R. Butler/M. Carrano]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 94672: authorized by Richard Butler, entered by Richard Butler on 08.03.2010

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Pterosauria - Pteraichnidae
cf. Pteraichnus sp. Stokes 1957 pterosaur
At least 9 trackways on a single slab