FHSM VP-19838
Ptychodus anonymus (Williston, 1900)

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Taxonomy

Specimen Info

Kingdom
Animalia
Genus
Ptychodus
Phylum
Chordata
Species
anonymus
Class
Chondrichthyes
Author
Williston
Order
Year
1900
Family
Ptychodontidae
Collected by
Schmiedeler, J.;Shimada, K.
Date Collected
Identified By
Date Identified
Type
Number of Pieces
7
Description
Skull; Isolated Teeth,

Locality

Lithostratigraphy

Country
State/Province
County
Remarks
Information withheld. Please contact FHSM for detailed locality information
Group
Formation
Greenhorn
Member
Lincoln Limestone
Zone
Bed
Local Fauna

Chronostratigraphy

Biostratigraphy

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