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
Aquilapollenites	Aquilapollenites rigidus	USA(Rocky Mountains)	Campanian
Aquilapollenites	Aquilapollenites senonicus	USA(Rocky Mountains)	Early Campanian	Middle Maastrichtian
Aquilapollenites	Aquilapollenites spinulosus	USA(Rocky Mountains)	Late Maastrichtian
Aquilapollenites	Aquilapollenites trialatus	USA(Rocky Mountains)	Campanian
Aquilapollenites	Aquilapollenites turbidus	USA(Rocky Mountains)	Campanian	Maastrichtian
Artiopollis	Artiopollis indivisus	USA(Rocky Mountains)	Late Albian	Cenomanian
Asteropollis	Asteropollis asteroides	USA(Rocky Mountains)	Middle Albian
Azolla	Azolla cretacea	USA(Rocky Mountains)	Late Maastrichtian
Azollopsis	Azollopsis tomentosa	USA(Rocky Mountains)	Late Maastrichtian
Balmeisporites	Balmeisporites kondinskayae	USA(Rocky Mountains)	Campanian	Maastrichtian
Batioladinium	Batioladinium jaegeri	USA(Rocky Mountains)	Middle Albian	Late Albian
Callaiosphaeridium	Callaiosphaeridium asymmetricum	USA(Rocky Mountains)	Coniacian	Santonian
Canningia	Canningia reticulata	USA(Rocky Mountains)	Middle Albian	Late Albian
Chatangiella	Chatangiella victoriensis	USA(Rocky Mountains)	Coniacian	Santonian
Cicatricosisporites	Cicatricosisporites annulatus	USA(Rocky Mountains)	Middle Albian
Cleistosphaeridium	Cleistosphaeridium multispinosum	USA(Rocky Mountains)	Middle Albian	Late Albian
Cleistosphaeridium	Cleistosphaeridium polypes	USA(Rocky Mountains)	Cenomanian