Pearson,D.A.

Author:
Pearson,D.A.;Schaefer,T.;Johnson,K.R.;Nichols,D.J.

Year:
2001

Title:
Palynologically calibrated vertebrate record from North Dakota consistent with abrupt dinosaur extinction at the Cretaceous-Tertiary boundary.

Reference:

Pearson,D.A. et al. (2001) Palynologically calibrated vertebrate record from North Dakota consistent with abrupt dinosaur extinction at the Cretaceous-Tertiary boundary. Geology Vol. 29 # 1 P. 39- 42

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Genus	Species	Country(Region)	From	To
Myrtipites	Myrtipites scabratus	North Dakota	Late Maestrichtian
Cranwellia	Cranwellia rumseyensis	North Dakota	Late Maestrichtian
Dyadonapites	Dyadonapites reticulatus	North Dakota	Late Maestrichtian
Aquilapollenites	Aquilapollenites reticulatus	North Dakota	Late Maestrichtian
Aquilapollenites	Aquilapollenites reductus	North Dakota	Late Maestrichtian
Simplicepollis	Simplicepollis rallus	North Dakota	Late Maestrichtian	Early Paleocene
Aquilapollenites	Aquilapollenites quadrilobus	North Dakota	Late Maestrichtian
Aquilapollenites	Aquilapollenites quadricretaeus	North Dakota	Late Maestrichtian
Leptopecopites	Leptopecopites pocockii	North Dakota	Late Maestrichtian
Discoidites	Discoidites parvistriatus	North Dakota	Late Maestrichtian
Tricolpites	Tricolpites microreticulatus	North Dakota	Late Maestrichtian
Aquilapollenites	Aquilapollenites marmarthensis	North Dakota	Late Maestrichtian
Orbiculapollis	Orbiculapollis lucidus	North Dakota	Late Maestrichtian
Ulmipollenites	Ulmipollenites krempii	North Dakota	Late Maestrichtian	Early Paleocene
Libopollis	Libopollis jarzenii	North Dakota	Late Maestrichtian
Penetetrapites	Penetetrapites inconspicuus	North Dakota	Late Maestrichtian
Racemonocolpites	Racemonocolpites formosus	North Dakota	Late Maestrichtian