FHSM VP-404
Dolichorhynchops osborni (Williston, 1902)

Taxonomy

Specimen Info

Kingdom
Animalia
Genus
Dolichorhynchops
Phylum
Chordata
Species
osborni
Class
Reptilia
Author
Williston
Order
Plesiosauria
Year
1902
Family
Polycotylidae
Collected by
Bonner, M.C.; Bonner, O.W.
Date Collected
1955-12-01
Identified By
Walker, M.V.
Date Identified
1957
Type
Number of Pieces
1
Description
Skeleton; Partial Skeleton, near complete; Skull; Complete Skull, with teeth

Locality

Lithostratigraphy

Country
United States of America
State/Province
Kansas
County
Logan
Remarks
Information withheld. Please contact FHSM for detailed locality information
Group
Colorado
Formation
Niobrara
Member
Smoky Hill
Zone
Bed
Local Fauna

Chronostratigraphy

Biostratigraphy

Earliest Era
Mesozoic
Latest Era
Mesozoic
Earliest Period
Cretaceous
Latest Period
Cretaceous
Earliest Epoch
Upper
Latest Epoch
Upper
Earliest Age
Santonian
Latest Age
Santonian
Lowest Zone
Highest Zone

Publications (3 of 13)

Albright, L.B., 2007. Plesiosaurs from the upper Cretaceous (Cenomanian-Turonian) Tropic Shale of southern Utah, Part 2: Polycotylidae. Journal of Vertebrate Paleontology, 27:41-58
Benson, R.B.J., Evans, M. & Taylor, M.A.. 2015. The Anatomy of Stratesaurus (Reptilia, Plesiosauria) from the Lowermost Jurassic of Somerset, United Kingdom. Journal of Vertebrate Paleontology, 35:e933739 (26 pages)
Carpenter, K., Sanders, F., Reed, B., Reed, J., & Larson, P.. 2010. Plesiosaur Swimming as Interpreted from Skeletal Analysis and Experimental Results. Transactions of the Kansas Academy of Science , 113:1-34
Everhart, M.J., . 2003a. First records of plesiosaur remains in the lower Smoky Hill Chalk Member (Upper Coniacian) of the Niobrara Formation in western Kansas. Transactions of the Kansas Academy of Science , 106:139-148
Everhart, M.J., . 2004b. New data regarding the skull of Dolichorhynchops osborni (Plesiosauroidea: Polycotylidae) from rediscovered photos of the Harvard Museum of Comparative Zoology specimen.. Paludicola, 4:74-80
Everhart, M.J., . 2004d. Plesiosaurs as the food of mosasaurs; new data on the stomach contents of a Tylosaurus prorigor (Squamata: Mosasauridae) from the Niobrara Formation of western Kansas. The Mosasaur, 7:41-46
O'Keefe, F.R., . 2004. On the Cranial Anatomy of the Polycotylid Plesiosaurs, Including New Material of Polycotylus latipinnus, Cope from Alabama. Journal of Vertebrate Paleontology, 24:326-340
O'Keefe, F.R., . 2008. Cranial Anatomy and Taxonomy of Dolichorhyncops bonneri New Combination, a Polycotylid (Sauropterygia: Plesiosauria) from the Pierre Shale of Wyoming and South Dakota. Journal of Vertebrate Paleontology, 28:664-676
Sato, T., Wu, X., Tirabasso, A., & Bloskie, P.. 2011. Braincase of a Polycotylid Plesiosaur (Reptilia:Sauropterygia) from the Upper Cretaceous of Manitoba, Canada. Journal of Vertebrate Paleontology, 31:313-329
Schmeisser, R.L., Gillette, D.D.. 2009. Unusual Occurrence of Gastroliths in a Polycotylid Plesiosaur from the Upper Cretaceous Tropic Shale, Southern Utah. PALAIOS, 24:453-459
Schumacher, B.A., . 2008. On the Skull of a Pliosaur (Plesiosauria; Pliosauridae) from the Upper Cretaceous (Early Turonian) of the North American Western Interior. Transactions of the Kansas Academy of Science, 111:203-218
Schumacher, B.A., Carpenter, K. & Everhart, M.J.. 2013. A new Cretaceous pliosaurid (Reptilia, Plesiosauria) from the Carlile Shale (Middle Turonian) of Russell County, Kansas. Journal of Vertebrate Paleontology, 33:613-628
Schumacher, B.A., 2016. Polycotylus latipinnis Cope (Plesiosauria, Polycotylidae), a Nearly Complete Skeleton from the Niobrara Formation (Early Campanian) of Southwestern South Dakota. Journal of Vertebrate Paleontology, 36:e1031341