Author:
Downie,C.;Sarjeant,W.A.S.
Year:
1963
Title:
On the interpretation and status of some Hystrichosphere genera.
Reference:
Downie,C. et al. (1963) On the interpretation and status of some Hystrichosphere genera. Palaeontology Vol. 6 # 1 P. 83- 96
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Genus Species Country(Region) From To
Multiplicisphaeridium Multiplicisphaeridium ramispinosum Canada(Alberta) Late Devonian
Veryhachium Veryhachium sedecimspinosum Canada(Alberta) Late Devonian
Multiplicisphaeridium Multiplicisphaeridium spicatum Canada(Alberta) Late Devonian
Micrhystridium Micrhystridium spinoglobosum Canada(Alberta) Late Devonian
Multiplicisphaeridium Multiplicisphaeridium sprucegrovense Canada(Alberta) Late Devonian
Multiplicisphaeridium Multiplicisphaeridium truncatum Canada(Alberta) Late Devonian
Micrhystridium Micrhystridium vigintispinum Canada(Alberta) Late Devonian
Veryhachium Veryhachium duodeciaster Canada(Alberta) Late Devonian
Protoleiosphaeridium Protoleiosphaeridium cryptogranulosum Canada(Alberta) Late Devonian
Protoleiosphaeridium Protoleiosphaeridium diaphanium Canada(Alberta) Late Devonian
Protoleiosphaeridium Protoleiosphaeridium microgranifer Canada(Alberta) Late Devonian
Protoleiosphaeridium Protoleiosphaeridium microsaetosum Canada(Alberta) Late Devonian
Protoleiosphaeridium Protoleiosphaeridium major Canada(Alberta) Late Devonian
Protoleiosphaeridium Protoleiosphaeridium orbiculatum Canada(Alberta) Late Devonian
Protoleiosphaeridium Protoleiosphaeridium papillatum Canada(Alberta) Late Devonian
Protoleiosphaeridium Protoleiosphaeridium parvigranulosum Canada(Alberta) Late Devonian
Baltisphaeridium Baltisphaeridium sericum Canada(Ontario) Early Devonian