ammonites
Battleship NW, UCMP V82261 (Triassic of the United States)

Also known as PFV 169, PEFO 85075

Where: Apache County, Arizona (34.9° N, 109.8° W: paleocoordinates 10.8° N, 48.3° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Sonsela Member (Chinle Formation), Norian (221.5 - 205.6 Ma)

• lower part of member, in Rainbow Forest bed

• bed-level stratigraphic resolution

Environment/lithology: "floodplain"; paleosol/pedogenic, sandy mudstone and poorly lithified sandstone

• "a proximal floodplain facies that has been pedogenically modified."
• "sandy mudstone facies...just lateral to a cross-bedded sandstone...Small extraformational clasts and petrified roots are common here."

Size class: macrofossils

Collected in 1982-2005; reposited in the UCMP

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

Primary reference: R. A. Long and P. A. Murry. 1995. Late Triassic (Carnian and Norian) tetrapods from the southwestern United States. New Mexico Museum of Natural History and Science Bulletin 4:1-254 [M. Carrano/M. Carrano/M. Carrano] more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 52501: authorized by Matt Carrano, entered by Matt Carrano on 09.08.2005, edited by Richard Butler