Shingle Limestone, meter 11, Zone 11, Shingle Pass, Nevada (Ordovician of the United States)

Where: Nevada (39.6° N, 115.1° W: paleocoordinates 6.7° S, 79.4° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Shingle Limestone Formation, Whiterockian (471.8 - 457.5 Ma)

• bed-level stratigraphic resolution

Environment/lithology: lithified, shelly/skeletal limestone

• cyclical alternations of massive limestones with interbedded recessive thin-bedded limestones and shales

Size class: macrofossils

Reposited in the USNM

Collection methods: bulk, mechanical,

Primary reference: R. A. Fortey and M.L. Droser. 1996. Trilobites at the base of the Middle Ordovician, western United States. Journal of Paleontology 70(1):73-991 [S. Holland/S. Holland/S. Holland]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 37478: authorized by Steven Holland, entered by Steven Holland on 15.03.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

Trilobita
 Asaphida - Asaphidae
Ptyocephalus sp. Agassiz 1843 trilobite
 Proetida - Bathyuridae
"Goniotelina cf. brevis" = Acidiphorus
"Goniotelina cf. brevis" = Acidiphorus trilobite