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 staurasteroides Nd Wenlockian
Veryhachium Veryhachium stellatum Nd Silurian
Veryhachium Veryhachium stelligerum Nd Middle Devonian
Veryhachium Veryhachium stelligerum Nd Ludlovian
Veryhachium Veryhachium stelligerum Nd Caradocian
Veryhachium Veryhachium stelligerum Nd Middle Devonian
Veryhachium Veryhachium striatum Nd Nd
Veryhachium Veryhachium strictum Nd Nd
Veryhachium Veryhachium subglobosum Nd Late Ordovician
Veryhachium Veryhachium subhexahedron Nd Nd
Veryhachium Veryhachium subtetrahedron Nd Permian Triassic
Veryhachium Veryhachium symmetricum Nd Arenigian
Veryhachium Veryhachium tenuimacerium Nd Ordovician
Veryhachium Veryhachium tetraedron Nd Early Devonian
Veryhachium Veryhachium tetraedron Nd Wenlockian
Veryhachium Veryhachium tetragonum Nd Late Ordovician
Veryhachium Veryhachium tetrahedroide Nd Ludlovian Siegenian