Galena (Snyder Collection): Pleistocene, Illinois
collected by Mr. Snyder

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Mammalia - Leptictidae
Anomodon snyderi n. gen., n. sp. Leconte 1848
Leidy 1870
Mammalia - Megalonychidae
Megalonyx jeffersonii (Desmarest 1822)
Leidy 1870
Mammalia - Carnivora - Procyonidae
Procyon priscus n. sp. Leconte 1848
synonym of Procyon lotor
Mammalia - Tayassuidae
Platygonus compressus n. gen., n. sp. Leconte 1848
Protochoerus prismaticus n. gen., n. sp. Leconte 1848
synonym of Platygonus compressus
Hyops depressifrons n. gen., n. sp. Leconte 1848
synonym of Platygonus compressus
Mammalia - Bovidae
Sus americana Harlan
synonym of Bison latifrons
Bison antiquus Leidy 1852
Leidy 1870
see common names

Geography
Country:United States State/province:Illinois County:Jo Daviess
Coordinates: 42.4° North, 90.4° West (view map)
Paleocoordinates:42.5° North, 90.2° West
Basis of coordinate:estimated from map
Geographic resolution:local area
Time
Period:Quaternary Epoch:Pleistocene
10 m.y. bin:Cenozoic 6
Key time interval:Pleistocene
Age range of interval:2.58800 - 0.01170 m.y. ago
Stratigraphy
Lithology and environment
Primary lithology:ferruginous,brown poorly lithified sandstone
Lithology description: all Galena-area Pleistocene collections apparently come from "loose or more or less compact matrix of brown ferruginous sand" within "lead-bearing crevices" devloped in a "cliff limestone" (Leidy 1860)
Environment:karst indet.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Collection methods and comments
Collection methods:survey of museum collection
Reason for describing collection:general faunal/floral analysis
Collectors:Mr. Snyder
Metadata
Database number:87059
Authorizer:M. Uhen Enterer:M. Uhen
Modifier:M. Uhen Research group:vertebrate
Created:2009-03-02 15:03:38 Last modified:2023-03-15 05:29:20
Access level:the public Released:2009-03-02 15:03:38
Creative Commons license:CC BY
Reference information

Primary reference:

29305. J. L. Leconte. 1848. Notice of five new species of fossil Mammalia from Illinois. American Journal of Science and Arts 5:102-106 [M. Uhen/M. Uhen/M. Uhen]

Secondary references:

29294 J. Leidy. 1870. [Remarks on ichthyorudiolites and on certain fossil Mammalia]. Proceedings of the Academy of Natural Sciences of Philadelphia 22(1):12-13 [M. Uhen/M. Uhen]