Author:
Nichols,D.J.;Jacobson,S.R.
Year:
1982
Title:
Cretaceous biostratigraphy in the Wyoming Thrust Belt
Reference:
Nichols,D.J. et al. (1982) Cretaceous biostratigraphy in the Wyoming Thrust Belt The Mountain Geologist Vol. 19 # 3 P. 73- 78
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Genus Species Country(Region) From To
Muderongia Muderongia sp Utah Early Albian
Spinidinium Spinidinium vestitum Utah Late Albian
Cribroperidinium Cribroperidinium edwardsii Utah Late Albian Turonian
Alterbia Alterbia sp Utah Cenomanian Early Campanian
Palaeohystrichophora Palaeohystrichophora infusorioides Utah Turonian Early Campanian
Chatangiella Chatangiella victoriensis Utah Coniacian Early Campanian
Dinogymnium Dinogymnium sp Utah Coniacian Early Campanian
Asteropollis Asteropollis asteroides Utah Early Albian
Januasporites Januasporites spiniferus Utah Albian
Appendicisporites Appendicisporites unicus Utah Albian
Appendicisporites Appendicisporites auritus Utah Albian Turonian
Proteacidites Proteacidites retusus Utah Coniacian Maastrichtian
Pseudoplicapollis Pseudoplicapollis newmanii Utah Early Campanian
Aquilapollenites Aquilapollenites quadrilobus Utah Maastrichtian
Muderongia Muderongia sp Wyoming Early Albian
Spinidinium Spinidinium vestitum Wyoming Late Albian
Cribroperidinium Cribroperidinium edwardsii Wyoming Late Albian Turonian