Author:
Oliveira,S.F.;de Lima,M.R.
Year:
1990
Title:
Silurian acritarchs from the Trombetas Formation, Amazon Basin
Foreign title:
Acritarcas Silurianos da Formacao Trombetas Bacia do Amozonas
Reference:
Oliveira,S.F. et al. (1990) Silurian acritarchs from the Trombetas Formation, Amazon Basin [ Acritarcas Silurianos da Formacao Trombetas Bacia do Amozonas ] Revista do Instituto de Geologico (Sao Paulo) Vol. 8 # 1 P. 43- 50
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Genus Species Country(Region) From To
Tunisphaeridium Tunisphaeridium tentaculaferum Brazil(Para) Ludlovian
Veryhachium Veryhachium centrigerum Brazil(Para) Ludlovian
Veryhachium Veryhachium lairdii Brazil(Para) Ludlovian
Veryhachium Veryhachium trapezionarion Brazil(Para) Ludlovian
Veryhachium Veryhachium trispinosum Brazil(Para) Ludlovian
Veryhachium Veryhachium wenlockium Brazil(Para) Ludlovian