Author:
Bergad,R.D.;Hall,J.W.
Year:
1971
Title:
A Cretaceous Azolla Massula with large Glochidia
Reference:
Bergad,R.D. et al. (1971) A Cretaceous Azolla Massula with large Glochidia Botanical Gazette Vol. 132 # 3 P. 237- 239
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Genus Species Country(Region) From To
Azolla Azolla barbata North Dakota Late Cretaceous
Azolla Azolla cretacea North Dakota Late Cretaceous
Azolla Azolla cretacea Montana Late Cretaceous
Azolla Azolla cretacea South Dakota Late Cretaceous
Azolla Azolla distincta North Dakota Late Cretaceous
Azolla Azolla geneseana Canada(Alberta) Maastrichtian
Azolla Azolla gigantea sp. nov. North Dakota Late Cretaceous
Azolla Azolla montana North Dakota Late Cretaceous