Little Conewago Creek, Zions View (Triassic of the United States)

Where: York County, Pennsylvania (40.1° N, 76.8° W: paleocoordinates 14.5° N, 21.4° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: New Oxford Formation (Chatham Group), Norian (228.0 - 208.5 Ma)

• Gettysburg Basin. New Oxford Formation was previously considered late Carnian in age, but is now thought to be early Norian based upomn revisions to the Triassic timescale (e.g. Sues & Fraser 2010. Triassic Life on Land)

• group of beds-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size classes: macrofossils, mesofossils

Collected by R. Stahle & R. Bair in the 1930s

Collection methods: surface (in situ),

• SMP: State Museum of Pennsylvania

Primary reference: G. W. Stose and A. I. Jonas. 1939. Geology and mineral resources of York County, Pennsylvania. Pennsylvania Geological Survey Bulletin, Fourth Series C67:1-199 [M. Carrano/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 105836: authorized by Richard Butler, entered by Richard Butler on 26.02.2011, edited by Matthew Carrano

Creative Commons license: CC BY (attribution)

Taxonomic list

Branchiopoda
 Diplostraca - Cyzicidae
Cyzicus sp.2 Audouin 1837 clam shrimp
Amphibia
 Temnospondyli - Metoposauridae
"Buettneria perfecta" = Anaschisma browni1
"Buettneria perfecta" = Anaschisma browni1 Branson 1905 tetrapod
Skull and postcranial bones
Reptilia
 Phytosauria -
Phytosauria indet.1 Jaeger 1828 archosaur
"teeth and bones"
 Phytosauria - Parasuchidae
Rutiodon carolinensis1 Emmons 1856 archosaur
SMP VP-45, skull
Osteichthyes
 Palaeonisciformes - Redfieldiidae
Synorichthys sp.1 Schaeffer 1967