Also known as L&W locality 26

Where: Rosebud County, Montana (46.4° N, 106.8° W: paleocoordinates 53.3° N, 79.9° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Hell Creek Formation, Maastrichtian (72.1 - 66.0 Ma)

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; sandstone

Size class: macrofossils

Preservation: mold/impression, soft parts

Collected by R. Butler; reposited in the USNM

Primary reference: F. A. Lucas. 1900. Paleontological notes. Thespesius versus Claosaurus. A new locality for Thespesius. The dermal covering of Thespesius. The dentition of Basilosaurus cetoides. The hyoid of Basilosaurus. The cranial cavity of Basilosaurus. Science 12(308):809-810 [M. Carrano/M. Carrano/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 83299: authorized by Matthew Carrano, entered by Matthew Carrano on 15.08.2008

Creative Commons license: CC BY (attribution)