I-91 roadcut, Rocky Hill (Jurassic of the United States)

Also known as Interstate 91

Where: Hartford County, Connecticut (41.7° N, 72.7° W: paleocoordinates 22.4° N, 19.5° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: East Berlin Formation (Meriden Group), Hettangian (201.3 - 199.3 Ma)

• orig. described as Triassic; 2-3 strata with tracks in a narrow interval

• group of beds-level stratigraphic resolution

Environment/lithology: terrestrial; micaceous, brown, red sandstone and shale

• channel-top swale or oxbow pond in poorly drained floodplain/delta; overlain by lacustrine facies
• "a somewhat micaceous reddish-brown sandstone occasionally interbedded with thin layers of shale."

Size class: macrofossils

Preservation: mold/impression, trace

Collected by R. Nelson in 1963

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

Primary reference: R. H. Nelson. 1965. New locality for dinosaur tracks in Connecticut. Rocks and Minerals 40:5-7 [M. Carrano/M. Carrano/M. Carrano]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 46438: authorized by Matthew Carrano, entered by Matthew Carrano on 13.01.2005

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Theropoda - Grallatoridae
"Anchisauripus sillimani" = Eubrontes sillimani, "Grallator formosus" = Grallator tenuis, "Anchisauripus tuberosus" = Grallator tuberosus, "Otouphepus magnificus" = Grallator tuberosus, "Anchisauripus parallelus" = Grallator cursorius
"Anchisauripus sillimani" = Eubrontes sillimani Hitchcock 1843 theropod
"Grallator formosus" = Grallator tenuis Hitchcock 1858 theropod
"Anchisauripus tuberosus" = Grallator tuberosus Hitchcock 1836 theropod
"Otouphepus magnificus" = Grallator tuberosus Hitchcock 1836 theropod
"Anchisauripus parallelus" = Grallator cursorius Hitchcock 1858 theropod
 Ornithischia - Moyenisauropodidae
"Anomoepus intermedius" = Anomoepus scambus
"Anomoepus intermedius" = Anomoepus scambus Hitchcock 1848 ornithopod