Author:
Fensome,R.A.;Williams,G.L.;Barss,M.S.;Freeman,J.M.;Hill,J.M.
Year:
1990
Title:
Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa.
Reference:
Fensome,R.A. et al. (1990) Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. American Association of Stratigraphic Palynologists, Contributions Series # 25 P. 1- 771
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Genus Species Country(Region) From To
Veryhachium Veryhachium magnum Nd Early Tertiary
Veryhachium Veryhachium mametii Nd Early Ordovician
Veryhachium Veryhachium mamillatum Nd Devonian
Veryhachium Veryhachium martinum Nd Late Tremadocian Early Arenigian
Veryhachium Veryhachium mensula Nd Late Cretaceous
Veryhachium Veryhachium metum Nd Cenomanian
Veryhachium Veryhachium microfurcatum Nd Nd
Veryhachium Veryhachium microgranuliferum Nd Llandeilian Caradocian
Veryhachium Veryhachium micropolygonale Nd Frasnian
Veryhachium Veryhachium microrugulatum Nd Arenigian
Veryhachium Veryhachium milonii Nd Tremadocian
Veryhachium Veryhachium minor Nd Late Devonian
Veryhachium Veryhachium minutum Nd Tremadocian
Veryhachium Veryhachium monacanthum Nd Middle Ordovician
Veryhachium Veryhachium mucronatum Nd Tarannon
Veryhachium Veryhachium nasicum Nd Frasnian
Veryhachium Veryhachium octoaster Nd Late Devonian