Author:
Millay,M.A.;Taylor,T.N.
Year:
1979
Title:
Paleozoic seed fern pollen organs.
Reference:
Millay,M.A. et al. (1979) Paleozoic seed fern pollen organs. The Botanical Review Vol. 45 # 3 P. 301- 375
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Genus Species Country(Region) From To
Alcicornopteris Alcicornopteris hallei Nd Early Carboniferous
Aulacotheca Aulacotheca sp Nd Late Mississippian Permian
Boulaya Boulaya Nd Late Mississippian Permian
Callistophyton Callistophyton Nd Middle Pennsylvanian Late Pennsylvanian
Codonotheca Codonotheca Nd Late Mississippian Permian
Crossotheca Crossotheca Nd Pennsylvanian
Cyclogranisporites Cyclogranisporites Nd Pennsylvanian
Dictyothalamus Dictyothalamus Nd Middle Pennsylvanian Late Pennsylvanian
Dolerotheca Dolerotheca sp Nd Late Mississippian Permian
Feraxotheca Feraxotheca Nd Carboniferous
Geminitheca Geminitheca scotica Nd Early Carboniferous
Goldenbergia Goldenbergia Nd Late Mississippian Permian
Granulatisporites Granulatisporites Nd Pennsylvanian
Halletheca Halletheca reticulatus Nd Late Mississippian Permian
Idanothekion Idanothekion Nd Early Permian
Monoletes Monoletes Nd Late Mississippian Permian
Nanoxanthiopollenites Nanoxanthiopollenites Nd Carboniferous