Also known as 79RB4

Where: Alaska (62.1° N, 155.1° W: paleocoordinates 2.3° N, 44.9° W)

• coordinate stated in text

• local area-level geographic resolution

When: Polygnathus costatus costatus conodont zone, Cheeneetnuk Formation, Eifelian (393.3 - 387.7 Ma)

• Early Eifelian

• formation-level stratigraphic resolution

Environment/lithology: lithified limestone

Size class: macrofossils

Preservation: recrystallized, replaced with silica

Reposited in the USNM

Collection methods: hydrochloric

Primary reference: J. K. Rigby and R. B. Blodgett. 1983. Early Middle Devonian Sponges from the McGrath Quadrangle of West-Central Alaska. Journal of Paleontology 57(4):773-786 [P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 64065: authorized by Pete Wagner, entered by Pete Wagner on 30.08.2006

Creative Commons license: CC BY (attribution)