Author:
Rudavskaya,V.A.
Year:
1969
Title:
Palaeozoic Hystrichospheres.
Reference:
Rudavskaya,V.A. (1969) Palaeozoic Hystrichospheres. Fossil Algae of the USSR,(T.F.Vozzhennikova) P. 163- 168
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Genus Species Country(Region) From To
Hystrichosphaeridium Hystrichosphaeridium sp USSR Silurian
Hystrichospheres Hystrichospheres New York Silurian
Leoniella Leoniella carminae Spain Silurian
Membranilarnax Membranilarnax Europe Mesozoic
Membranilarnax Membranilarnax pirus France Ordovician
Micrhystridium Micrhystridium sp USSR(Siberia) Cambrian
Micrhystridium Micrhystridium sp Nd Carboniferous Permian
Ovum Ovum hispidum Nd Nd
Paleopedicistus Paleopedicistus rodeoensis Canada Devonian
Polyedryxium Polyedryxium asperum Spain Devonian
Pulvinosphaeridium Pulvinosphaeridium Europe Silurian
Pulvinosphaeridium Pulvinosphaeridium pulvinellum Sweden Silurian
Spiniferites Spiniferites Nd Nd
Veryhachium Veryhachium Baltic Middle Cambrian
Veryhachium Veryhachium Nd Carboniferous
Veryhachium Veryhachium Nd Permian
Veryhachium Veryhachium trispinosum USSR(Estonian SSR) Late Ordovician