Author:
Ash,S.R.
Year:
1994
Title:
First occurrence of Czekanowsia (Gymnospermae, Czekanowskiales) in the United States.
Reference:
Ash,S.R. (1994) First occurrence of Czekanowsia (Gymnospermae, Czekanowskiales) in the United States. Review of Palaeobotany and Palynology Vol. 81 # 2 P. 129- 140
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Genus Species Country(Region) From To
Araucariacites Araucariacites australis Colorado Late Jurassic
Araucariacites Araucariacites australis Utah Late Jurassic
Araucariacites Araucariacites australis New Mexico Late Jurassic
Araucariacites Araucariacites fissus New Mexico Late Jurassic
Araucariacites Araucariacites fissus Colorado Late Jurassic
Araucariacites Araucariacites fissus Utah Late Jurassic
Callialasporites Callialasporites segmentatus Utah Late Jurassic
Callialasporites Callialasporites segmentatus Colorado Late Jurassic
Callialasporites Callialasporites segmentatus New Mexico Late Jurassic
Callialasporites Callialasporites turbatus New Mexico Late Jurassic
Callialasporites Callialasporites turbatus Utah Late Jurassic
Callialasporites Callialasporites turbatus Colorado Late Jurassic
Cerebropollenites Cerebropollenites macroverrucosus Utah Late Jurassic
Cerebropollenites Cerebropollenites macroverrucosus Colorado Late Jurassic
Cerebropollenites Cerebropollenites macroverrucosus New Mexico Late Jurassic
Exesipollenites Exesipollenites tumulosus New Mexico Late Jurassic
Exesipollenites Exesipollenites tumulosus Colorado Late Jurassic