Hesperornis gracilis type locality; Upper Cretaceous of western Kansas (Cretaceous of the United States)
Where: Logan County, Kansas (38.9° N, 101.2° W: paleocoordinates 43.0° N, 68.2° W)
• coordinate based on political unit
• small collection-level geographic resolution
When: Late/Upper Cretaceous (100.5 - 66.0 Ma)
• bed-level stratigraphic resolution
Environment/lithology: marine; lithology not reported
Size class: macrofossils
Reposited in the YPM
Primary reference: O. C. Marsh. 1876. Notice of new Odontornithes. American Journal of Science, series 3 11(66):509-511 [R. Benson/R. Benson]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 156590: authorized by Roger Benson, entered by Roger Benson on 26.05.2014
Creative Commons license: CC BY (attribution)
Taxonomic list
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Aves | |
Hesperornis gracilis n. sp.
Hesperornis gracilis n. sp. Marsh 1876 bird Holotype: YPM 1478, a limb element (left tarsometatarsus)
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