Author:
Griggs,P.H.
Year:
1970
Title:
Stratigraphy and palynology of the Frontier Formation, Big Horn Basin, Wyoming
Reference:
Griggs,P.H. (1970) Stratigraphy and palynology of the Frontier Formation, Big Horn Basin, Wyoming PhD Thesis, Michigan State University P. 1- 233
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Genus Species Country(Region) From To
Hystrichosphaeridium Hystrichosphaeridium sp Wyoming Cenomanian Coniacian
Oligosphaeridium Oligosphaeridium sp Wyoming Cenomanian Coniacian
Tanyosphaeridium Tanyosphaeridium variecalamum Wyoming Cenomanian Coniacian
Microdinium Microdinium irregulare Wyoming Cenomanian Coniacian
Exochosphaeridium Exochosphaeridium phragmites Wyoming Cenomanian Coniacian
Hystrichosphaera Hystrichosphaera ramosa Wyoming Cenomanian Coniacian
Ascodinium Ascodinium scabrosum Wyoming Cenomanian Coniacian
Ascodinium Ascodinium verrucosum Wyoming Cenomanian Coniacian
Deflandrea Deflandrea acuminata Wyoming Cenomanian Coniacian
Deflandrea Deflandrea cooksoniae Wyoming Cenomanian Coniacian
Deflandrea Deflandrea echinoidea Wyoming Cenomanian Coniacian
Deflandrea Deflandrea victoriensis Wyoming Cenomanian Coniacian
Palaeohystrichophora Palaeohystrichophora infusorioides Wyoming Cenomanian Coniacian
Odontochitina Odontochitina costata Wyoming Cenomanian Coniacian
Odontochitina Odontochitina operculata Wyoming Cenomanian Coniacian
Form f Form f sp.1 Thom.,1969 sp. nov. Wyoming Cenomanian Coniacian
Chlamydophorella Chlamydophorella discreta Wyoming Cenomanian Coniacian