East Camarasaurus Quarry '93 (Jurassic of the United States)

Also known as ECQ, WY-86, Cam 1993

Where: Albany County, Wyoming (42.0° N, 106.3° W: paleocoordinates 37.0° N, 51.6° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Brushy Basin Member (Morrison Formation), Kimmeridgian (157.3 - 152.1 Ma)

• about 14 m above base of member, "Zone 2"

• bed-level stratigraphic resolution

Environment/lithology: "channel"; fine-grained, coarse, cherty/siliceous sandstone and concretionary mudstone

• "a poorly sorted, angular, fie- to coarse-grained sandstone, composed of 15% black chert"

Size class: macrofossils

Preservation: replaced with calcite, replaced with silica

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

Primary reference: J. S. McIntosh, C. A. Miles, K. C. Cloward and J. R. Parker. 1996. A new nearly complete skeleton of Camarasaurus. Bulletin of the Gunma Museum of Natural History 1:1-87 [M. Carrano/M. Carrano/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 47065: authorized by Matthew Carrano, entered by Matthew Carrano on 04.02.2005

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Testudines -
Testudines indet. Batsch 1788 turtle
 Saurischia - Diplodocidae
Diplodocus sp. Marsh 1878 diplodocine
 Saurischia - Camarasauridae
Camarasaurus grandis Marsh 1877 camarasaurid
GMNH 101
 Neornithischia - Dryosauridae
Dryosaurus sp. Marsh 1894 bird foot dinosaur
 Loricata -
Crocodylia indet. crocodilian
GMNH-PV-229