| original |
Pridolian |
|
USSR(Belorussian SSR) |
Piskun,L.V. Veryhachium of the Ordivician and Silurian in the Brestskaya Basin. (In:Mikrofitofossilii Proterozoya i Rannego Paleozoya SSSR. B.V.Timofeev, editor) |
1974 |
| original |
Late Gothlandian |
|
USSR(Belorussian SSR) |
Piskun,L.V. Palaeontologic characteristics of Silurian deposits of the Brest Depression. (In: Microfossils USSR. T.F.Vozzhennikova et al, editors) |
1974 |
| original |
Late Gothlandian |
|
USSR(Belorussian SSR) |
Piskun,L.V. New species of acritarchs from the Ordovician and Silurian deposits of the Brestskaya Basin. (In: New species of Fossils and Plants of Belorussia. G.I. Goretskii, editor) |
1976 |
| details |
Early Devonian |
|
USSR(Belorussian SSR) |
Golubtsov,V.K. Stratigraphic and paleontological research in Byelorussia. |
1978 |
| details |
Ludlovian |
|
USSR(Krasnoyarsk Kray) |
Sheshegova,L.I. The acritarchs of the Silurian of the northern Siberian Platform |
1984 |
| details |
Late Ludlovian |
Early Devonian |
USSR(Belorussian SSR) |
Nekryata,N.S. et al. Palynological study of Proterozoic and Phanerozoic deposits of Byelorussia. (In: Palynology in the USSR. A.F.Chlonova, editor) |
1988 |
| details |
Late Gothlandian |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| details |
Late Gothlandian |
|
USSR(Belorussian SSR) |
Sarjeant,W.A.S. et al. The Micrhystridium and Veryhachium Complexes (Acritarcha: Acanthomorphitae and Polygonomorphitae): A taxonomic reconsideration. |
1994 |
| details |
Nd |
|
Nd |
Stancliffe,R.P.W. et al. The acritarch genus Veryhachium Deunff,1954, emend., Sarjeant and Stancliffe,1994: A taxonomic restudy and a reassessment of its constituent species. |
1994 |