Nichols,D.J.

Author:
Nichols,D.J.;Jacobson,S.R.;Tschudy,R.H.

Year:
1982

Title:
Cretaceous palynomorph biozones for the Central and northern Rocky Mountain Region of the United States.

Reference:

Nichols,D.J. et al. (1982) Cretaceous palynomorph biozones for the Central and northern Rocky Mountain Region of the United States. Rocky Mountain Association of Geologists Vol. 19 P. 721- 733

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Genus	Species	Country(Region)	From	To
Complexiopollis	Complexiopollis sp	USA(Rocky Mountains)	Middle Santonian	Late Santonian
Concavissimisporites	Concavissimisporites variverrucatus	USA(Rocky Mountains)	Middle Albian	Santonian
Costatoperforosporites	Costatoperforosporites foveolatus	USA(Rocky Mountains)	Middle Albian	Early Campanian
Cranwellia	Cranwellia striata	USA(Rocky Mountains)	Campanian	Maastrichtian
Cribroperidinium	Cribroperidinium edwardsii	USA(Rocky Mountains)	Middle Albian	Cenomanian
Cupanieidites	Cupanieidites sp	USA(Rocky Mountains)	Late Santonian	Maastrichtian
Cupuliferoidaepollenites	Cupuliferoidaepollenites minutus	USA(Rocky Mountains)	Middle Albian	Maastrichtian
Densoisporites	Densoisporites microrugulatus	USA(Rocky Mountains)	Middle Albian	Early Cenomanian
Densoisporites	Densoisporites velatus	USA(Rocky Mountains)	Middle Albian	Early Cenomanian
Dinogymnium	Dinogymnium sp	USA(Rocky Mountains)	Coniacian	Early Campanian
Distaltriangulisporites	Distaltriangulisporites sp	USA(Rocky Mountains)	Santonian
Ephedra	Ephedra eocenipites	USA(Rocky Mountains)	Maastrichtian
Erdtmanipollis	Erdtmanipollis pachysandroides	USA(Rocky Mountains)	Campanian	Maastrichtian
Hazaria	Hazaria canadiana	USA(Rocky Mountains)	Late Coniacian	Campanian
Hystrichokolpoma	Hystrichokolpoma sp	USA(Rocky Mountains)	Coniacian	Santonian
Januasporites	Januasporites spiniferus	USA(Rocky Mountains)	Middle Albian	Late Albian
Kurtzipites	Kurtzipites trispissatus	USA(Rocky Mountains)	Late Maastrichtian