Big Nose Quarry (Jurassic of the United States)

Also known as Breakfast Bench, WY-24, WY-25, Drinker nisti Quarry

Where: Albany County, Wyoming (41.9° N, 105.9° W: paleocoordinates 37.7° N, 52.5° W)

• coordinate stated in text

• small collection-level geographic resolution

When: Indian Fort Member (Morrison Formation), Tithonian (152.1 - 145.0 Ma)

• 17 m below Dakota Sandstone

• bed-level stratigraphic resolution

Environment/lithology: deltaic; sandstone and green mudstone

• "swampy lake shore or delta"
• above: "thick, multi-storied trough-crossbedded sandstone"

•below: "finely laminated green mudstone"

Size classes: macrofossils, mesofossils

Collected by R. Bakker in 1978

Collection methods: quarrying, mechanical,

Primary reference: R. T. Bakker, P. M. Galton, J. Siegwarth and J. Filla. 1990. A new latest Jurassic vertebrate fauna, from the highest levels of the Morrison Formation at Como Bluff, Wyoming, with comments on Morrison biochronology. Part IV. The dinosaurs: a new Othnielia-like hypsilophodontoid. Hunteria 2(6):8-19 [M. Carrano/M. Carrano/M. Carrano]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 177492: authorized by Matthew Carrano, entered by Matthew Carrano on 29.03.2016

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Ornithischia -
"Drinker nisti n. gen. n. sp." = Nanosaurus agilis
"Drinker nisti n. gen. n. sp." = Nanosaurus agilis Marsh 1877 ornithopod
CPS 106–109, 197–198