McGregor,D.C.

Author:
McGregor,D.C.

Year:
1981

Title:
Spores and the Middle-Upper Devonian boundary.

Reference:

McGregor,D.C. (1981) Spores and the Middle-Upper Devonian boundary. Review of Palaeobotany and Palynology Vol. 34 P. 25- 47

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Genus	Species	Country(Region)	From	To
Densosporites	Densosporites devonicus	USSR	Givetian	Frasnian
Densosporites	Densosporites devonicus	France	Givetian	Frasnian
Densosporites	Densosporites devonicus	Canada	Givetian	Frasnian
Densosporites	Densosporites devonicus	England	Givetian	Frasnian
Densosporites	Densosporites devonicus	Spitsbergen	Givetian	Frasnian
Diatomozonotriletes	Diatomozonotriletes devonicus	Canada(Arctic)	Givetian	Frasnian
Diatomozonotriletes	Diatomozonotriletes sp	USSR(European)	Givetian	Frasnian
Diatomozonotriletes	Diatomozonotriletes sp	Canada(Arctic)	Givetian	Frasnian
Dictyotriletes	Dictyotriletes perlotus	England	Givetian	Frasnian
Geminospora	Geminospora lemurata	USSR	Givetian	Frasnian
Geminospora	Geminospora lemurata	France	Givetian	Frasnian
Geminospora	Geminospora lemurata	Canada	Givetian	Frasnian
Geminospora	Geminospora lemurata	England	Givetian	Frasnian
Geminospora	Geminospora lemurata	Spitsbergen	Givetian	Frasnian
Grandispora	Grandispora inculta	France	Givetian	Frasnian
Grandispora	Grandispora inculta	Canada	Givetian	Frasnian
Grandispora	Grandispora inculta	England	Givetian	Frasnian