Richardson,J.B.

Author:
Richardson,J.B.;McGregor,D.C.

Year:
1986

Title:
Silurian and Devonian spore zones of the Old Red Sandstone continent and adjacent regions.

Reference:

Richardson,J.B. et al. (1986) Silurian and Devonian spore zones of the Old Red Sandstone continent and adjacent regions. Geological Survey of Canada, Bulletin # 364 P. 1- 79

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Genus	Species	Country(Region)	From	To
Synorisporites	Synorisporites verrucatus	Northern Hemisphere	Early Downtonian
Synorisporites	Synorisporites verrucatus	Libya	Nd
Synorisporites	Synorisporites verrucatus	England(Herefordshire)	Nd
Synorisporites	Synorisporites verrucatus	England(Worcestershire)	Nd
Tetrahedraletes	Tetrahedraletes medinensis	Northern Hemisphere	Rhuddanian	Ludfordian
Tetrahedraletes	Tetrahedraletes medinensis	Pennsylvania	Nd
Tetrahedraletes	Tetrahedraletes medinensis	Sweden	Nd
Tetraletes	Tetraletes variabilis	Northern Hemisphere	Late Homerian	Early Downtonian
Tetraletes	Tetraletes variabilis	Libya	Nd
Tumulispora	Tumulispora malevkensis	Nd	Early Tournaisian
Tumulispora	Tumulispora malevkensis	Canada(Yukon)	Nd
Tumulispora	Tumulispora rarituberculata	Nd	Late Famennian	Early Tournaisian
Tumulispora	Tumulispora rarituberculata	USSR(Russian Platform)	Nd
Vallatisporites	Vallatisporites pusillites	Nd	Late Famennian	Early Tournaisian
Vallatisporites	Vallatisporites pusillites	New York	Nd
Vallatisporites	Vallatisporites verrucosus	Nd	Early Tournaisian
Vallatisporites	Vallatisporites verrucosus	S.Ireland(Cork)	Nd