Logan County Dolichorhynchops dolichopus locality (PROXY): Late/Upper Coniacian - Early/Lower Campanian, Kansas
collected by H. A. Brous & B. F. Mudge 1875

List of taxa
Where & when
Taphonomy & methods
Metadata & references
Taxonomic list
Reptilia - Sauropterygia - Polycotylidae
Polycotylus dolichopus n. sp. Williston 1906
1 specimen
synonym of Polycotylus latipinnis
YPM 1646 (holotype)
see common names

Country:United States State/province:Kansas County:Logan County
Coordinates: 39.0° North, 101.2° West (view map)
Paleocoordinates:44.1° North, 68.9° West
Period:Cretaceous Epoch:Late/Upper Cretaceous
Key time interval:Late/Upper Coniacian - Early/Lower Campanian
Age range of interval:89.30000 - 70.60000 m.y. ago
Geological group:Colorado Formation:Niobrara Member:Smoky Hill Chalk
Stratigraphic resolution:bed
Stratigraphy comments: Niobrara Chalk. Member unknown, but most probably Smoky Hill Chalk
Lithology and environment
Primary lithology: not reported
Environment:marine indet.
Modes of preservation:body
Size of fossils:macrofossils
Collection methods and comments
Collection methods:selective quarrying
Reason for describing collection:taxonomic analysis
Museum repositories:YPM
Collectors:H. A. Brous & B. F. Mudge Collection dates:1875
Database number:118879
Authorizer:R. Benson Enterer:R. Benson
Modifier:M. Carrano Research group:vertebrate
Created:2011-10-17 20:15:00 Last modified:2016-03-10 16:29:06
Access level:the public Released:2011-10-17 20:15:00
Creative Commons license:CC BY
Reference information

Primary reference:

38181. G. W. Storrs. 1999. An examination of Plesiosauria (Diapsida: Sauropterygia) from the Niobrara Chalk (Upper Cretaceous) of Central North America. Paleontological Contributions of the University of Kansas 11:1-15 [R. Benson/R. Benson]