Author:
Good,C.W.
Year:
1978
Title:
Taxonomic characteristics of Sphenophyllalean Cones.
Reference:
Good,C.W. (1978) Taxonomic characteristics of Sphenophyllalean Cones. American Journal of Botany Vol. 65 # 1 P. 86- 97
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Genus Species Country(Region) From To
Bowmanites Bowmanites bifurcatus Ohio Late Pennsylvanian
Bowmanites Bowmanites dawsonii Kentucky Early Pennsylvanian
Bowmanites Bowmanites trisporangiatus Iowa Middle Pennsylvanian
Calamospora Calamospora Nd Nd
Sphenostrobus Sphenostrobus iowensis Illinois Middle Pennsylvanian
Sphenostrobus Sphenostrobus thompsonii Nd Nd
Spore Spore sp Nd Nd
Spore Spore sp Nd Nd
Spore Spore sp Nd Nd
Spore Spore sp Nd Nd
Vestispora Vestispora Nd Nd