Halbertsma,H.L.

Author:
Halbertsma,H.L.;Staplin,F.L.

Year:
1960

Title:
The Mississippian-Pennsylvanian boundary from the Peace River area to the Williston Basin.

Reference:

Halbertsma,H.L. et al. (1960) The Mississippian-Pennsylvanian boundary from the Peace River area to the Williston Basin. Journal of the Alberta Society Petroleum Geology Vol. 8 # 12 P. 363- 373

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Genus	Species	Country(Region)	From	To
Canaliculatisporites	Canaliculatisporites specialis	Montana	Middle Namurian A
Knoxisporites	Knoxisporites	Montana	Middle Namurian A
Rotaspora	Rotaspora knoxii	Montana	Early Namurian A
Grandispora	Grandispora sp	Montana	Late Visean
Costaspora	Costaspora	Montana	Late Visean
Retispora	Retispora	Montana	Late Visean
Tendosporites	Tendosporites	Montana	Late Visean
Veliferaspora	Veliferaspora	Montana	Late Visean
Rotaspora	Rotaspora fracta	North Dakota	Early Namurian A
Tripartites	Tripartites vetustus	North Dakota	Early Namurian A
Callisporites	Callisporites nux	North Dakota	Early Namurian A	Middle Pottsville
Florinites	Florinites sp	North Dakota	Late Namurian C
Ahrensisporites	Ahrensisporites sp	North Dakota	Late Namurian A
Schulzospora	Schulzospora	North Dakota	Late Namurian A
Canaliculatisporites	Canaliculatisporites specialis	North Dakota	Middle Namurian A
Knoxisporites	Knoxisporites	North Dakota	Middle Namurian A
Rotaspora	Rotaspora knoxii	North Dakota	Early Namurian A