FHSM VP-2222
Ptychodus rugosus (Dixon, 1850)
Taxonomy
Specimen Info
Kingdom
AnimaliaGenus
PtychodusPhylum
ChordataSpecies
rugosusClass
ChondrichthyesAuthor
DixonOrder
Year
1850Family
PtychodontidaeCollected by
Frye, L.C.Date Collected
1950-11-11Identified By
Stewart, J.D.Date Identified
1988-08-18Type
Number of Pieces
279Description
; ,Locality
Lithostratigraphy
Country
United States of AmericaState/Province
KansasCounty
TregoRemarks
Information withheld. Please contact FHSM for detailed locality informationGroup
ColoradoFormation
NiobraraMember
Smoky HillZone
Bed
Local Fauna
Chronostratigraphy
Biostratigraphy
Earliest Period
CretaceousLatest Period
CretaceousLowest Zone
Highest Zone
Publications (3 of 4)
Everhart, M.J., Caggiano, T.. 2004. An associated dentition and calcified vertebral centra of the Late Cretaceous elasmobranch, Ptychodus anonymus Williston 1900. Paludicola, 4:125-136
Hamm, S.A., . 2010a. The late Cretaceous shark, Ptychodus rugosus, (Ptychodontidae) in the western Interior Sea. Transactions of the Kansas Academy of Science , 113:44-55
Hamm, S.A., . 2010b. The late Cretaceous shark, Ptychodus rugosus, (Ptychodontidae) in the western Interior Sea, USA. Journal of Paleontology, 84:538-548
Shimada, K., 2006. Annotated checklist of fossil fishes from the Smoky Hill Chalk of the Niobrara Chalk (Upper Cretaceous) in Kansas. , 35:193-213