Leavenworth (Carboniferous of the United States)

Where: Leavenworth County, Kansas (39.3° N, 94.9° W: paleocoordinates 2.9° S, 27.8° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Missourian (306.0 - 303.7 Ma)

• bed-level stratigraphic resolution

Environment/lithology: marine; yellow limestone

Size class: macrofossils

Collected by Meek & Hayden

Collection methods: surface (in situ),

Primary reference: J. Leidy. 1873. Part I. Contributions to the extinct vertebrate fauna of the western territories. In F. V. Hayden (ed.), Report of the United States Geological Survey of the Territories 1:1-358 [M. Uhen/M. Uhen/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 133087: authorized by Matthew Clapham, entered by Priscilla Vazquez on 01.09.2012, edited by Matthew Carrano

Creative Commons license: CC BY (attribution)

Taxonomic list

Crinoidea
  -
Crinoidea indet. Miller 1821 Sea lily
Chondrichthyes
  -
"Xystracanthus arcuatus" = Physonemus asper
"Xystracanthus arcuatus" = Physonemus asper Leidy 1859 elasmobranch
dorsal spine