Humboldt Quarry, Location 5, Richardson County (Permian of the United States)

Where: Nebraska (40.2° N, 98.6° W: paleocoordinates 1.6° N, 28.0° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Streptognathodus fusus zone, Cottonwood Limestone Member (Beattie Formation), Asselian (298.9 - 295.5 Ma)

• bed-level stratigraphic resolution

Environment/lithology: shallow subtidal; lithified limestone

Size class: macrofossils

Reposited in the UNSM

Collection methods: quarrying,

• sample were soaked overnight in a cold, aqueous solution of sodium bicarbonate

Primary reference: R. K. Pabian and J. A. Fagerstrom. 1972. Late Paleozoic trilobites from southeastern Nebraska. Journal of Paleontology 46(6):789-816 [J. Alroy/D. Lamb/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 50092: authorized by John Alroy, entered by David Lamb on 06.05.2005

Creative Commons license: CC BY (attribution)

Taxonomic list

 Proetida - Phillipsiidae
"Anisopyge whitei" = Ditomopyge whitei
"Anisopyge whitei" = Ditomopyge whitei Pabian and Fagerstrom 1972 trilobite