Author:
Diez,M.D.C.R.;Cramer,F.H.
Year:
1974
Title:
Range chart of selected Lower Paleozoic acritarch Taxa.
Reference:
Diez,M.D.C.R. et al. (1974) Range chart of selected Lower Paleozoic acritarch Taxa. Review of Palaeobotany and Palynology Vol. 18 # 1 P. 155- 170
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Genus Species Country(Region) From To
Baltisphaeridium Baltisphaeridium nanninum Nd Llanvirnian Llandeilian
Baltisphaeridium Baltisphaeridium nanninum Nd Early Llandoverian Ludlovian
Baltisphaeridium Baltisphaeridium nanum Nd Llanvirnian Ashgillian
Baltisphaeridium Baltisphaeridium nanum Nd Late Llandoverian Ludlovian
Baltisphaeridium Baltisphaeridium pachyacanthum Nd Arenigian Late Llandoverian
Baltisphaeridium Baltisphaeridium pauciverrucosum Nd Llanvirnian Llandeilian
Baltisphaeridium Baltisphaeridium perpaucispinum Nd Llanvirnian Llandeilian
Baltisphaeridium Baltisphaeridium plicatispinae Nd Tremadocian Ashgillian
Baltisphaeridium Baltisphaeridium podboroviscensis Nd Arenigian
Baltisphaeridium Baltisphaeridium psilatum Nd Llanvirnian Llandeilian
Baltisphaeridium Baltisphaeridium pustulatum Nd Llanvirnian Llandeilian
Baltisphaeridium Baltisphaeridium redonense Nd Llanvirnian
Baltisphaeridium Baltisphaeridium regnellii Nd Llanvirnian Llandeilian
Baltisphaeridium Baltisphaeridium ritvae Nd Llanvirnian Llandeilian
Baltisphaeridium Baltisphaeridium simplex Nd Tremadocian
Baltisphaeridium Baltisphaeridium trichophorum Nd Tremadocian Llanvirnian
Baltisphaeridium Baltisphaeridium triradiatum Nd Llanvirnian Caradocian