Author:
Davies,E.H.;Norris,G.
Year:
1976
Title:
Ultrastructural analysis of exine and Apertures in angiospermous Colpoid pollen, (Albian), Oklahoma
Reference:
Davies,E.H. et al. (1976) Ultrastructural analysis of exine and Apertures in angiospermous Colpoid pollen, (Albian), Oklahoma Pollen et Spores Vol. 18 # 1 P. 129- 144
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Genus Species Country(Region) From To
Asteropollis Asteropollis asteroides Oklahoma Middle Albian
Penetetrapites Penetetrapites mollis Oklahoma Middle Albian
Stephanocolpites Stephanocolpites fredericksburgensis Oklahoma Middle Albian