Author:
Cramer,F.H.;Diez,M.D.C.R.
Year:
1979
Title:
Lower Paleozoic acritarchs.
Reference:
Cramer,F.H. et al. (1979) Lower Paleozoic acritarchs. Instituto de investigaciones palinolгgicas, Apartado # 244 P. 17- 160
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Genus Species Country(Region) From To
Nucellosphaeridium Nucellosphaeridium deunffii Nd Early Paleozoic
Octogonium Octogonium vanguestainii Nd Early Paleozoic
Onondagella Onondagella asymmetrica Nd Early Paleozoic
Onondagella Onondagella deunffii Nd Early Paleozoic
Ooidium Ooidium mordidum Nd Early Paleozoic
Ooidium Ooidium revinium Nd Early Paleozoic
Ooidium Ooidium rossicum Nd Early Paleozoic
Ordovicidium Ordovicidium Nd Nd
Ordovicidium Ordovicidium elegantulum Nd Early Paleozoic
Ordovicidium Ordovicidium groetlingboense Nd Early Paleozoic
Orthosphaeridium Orthosphaeridium Nd Nd
Orthosphaeridium Orthosphaeridium clavum Nd Early Paleozoic
Orthosphaeridium Orthosphaeridium macroceros Nd Early Paleozoic
Orthosphaeridium Orthosphaeridium rectangulare Nd Early Paleozoic
Orthosphaeridium Orthosphaeridium ternatum Nd Early Paleozoic
Orthosphaeridium Orthosphaeridium trabeculatum Nd Early Paleozoic
Orygmatosphaeridium Orygmatosphaeridium ruminatum Nd Early Paleozoic