ammonites
Bone Canyon, short distance south of mouth (Permian of the United States)

Where: Texas (31.9° N, 104.9° W: paleocoordinates 3.1° N, 33.8° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Bone Spring Formation, Kungurian (279.5 - 272.5 Ma)

• Upper part of Bone Spring limestone, about 80 feet below the base of the Brushy Canyon Formation

• group of beds-level stratigraphic resolution

Environment/lithology: reef, buildup or bioherm; lithified limestone

• Small bioherm

Size class: microfossils

Collection methods: peel or thin section

• Repository: not stated, possibly Humble Oil and Refining Company.

Primary reference: J. W. Skinner and G. L. Wilde. 1954. The fusulinid subfamily Boultoniinae. Journal of Paleontology 28:434-444 [M. Clapham/M. Clapham] more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 128220: authorized by Matthew Clapham, entered by Matthew Clapham on 03.06.2012

Creative Commons license: CC BY-NC-ND (attribution-noncommercial-no derivatives)