Where: Cascade County, Montana (47.2° N, 110.6° W: paleocoordinates 47.4° N, 58.6° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Kootenai Formation, Aptian (125.0 - 113.0 Ma)
• bed-level stratigraphic resolution
Environment/lithology: terrestrial; lithified siliciclastic sediments
Size class: macrofossils
Preservation: mold/impression
Collected by F.H. Knowlton; reposited in the USNM
Primary reference: E. G. Mitchell. 1908. An apparently new protoblattid family from the Lower Cretaceous. Smithsonian Miscellaneous Collections 52:85-86 [M. Clapham/M. Clapham/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 152619: authorized by Matthew Clapham, entered by Matthew Clapham on 27.11.2013
Creative Commons license: CC BY (attribution)
Taxonomic list
Insecta | |
Lygobius knowltoni n. gen. n. sp.
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