Author:
Aguirre-Urreta,M.B.;Concheyro,A.;Lorenzo,M.;Ottone,E.G.;Rawson,P.F.
Year:
1999
Title:
Advances in the biostratigraphy of the Agrio Formation (Lower Cretaceous) of the Neuqu©n Basin, Argentina: ammonites, palynomorphs and calcareous nannofossils.
Reference:
Aguirre-Urreta,M.B. et al. (1999) Advances in the biostratigraphy of the Agrio Formation (Lower Cretaceous) of the Neuqu©n Basin, Argentina: ammonites, palynomorphs and calcareous nannofossils. Palaeogeography, Palaeoclimatology, Palaeoecology Vol. 150 # 1 P. 33- 47
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Genus Species Country(Region) From To
Oligosphaeridium Oligosphaeridium pulcherrimum Late Valanginian Hauterivian
Podocarpidites Podocarpidites ellipticus Late Valanginian Hauterivian
Prolixosphaeridium Prolixosphaeridium sp Late Valanginian Hauterivian
Pterospermella Pterospermella australiensis Late Valanginian Hauterivian
Pterospermella Pterospermella sp Late Valanginian Hauterivian
Rugulatisporites Rugulatisporites sp Late Valanginian Hauterivian
Scenedesmus Scenedesmus dimorphus Late Valanginian Hauterivian
Spiniferites Spiniferites multibrevis Late Valanginian Hauterivian
Systematophora Systematophora rosenfeldii Late Valanginian Hauterivian