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Author:
Harker,S.D.;Sarjeant,W.A.S.;Caldwell,W.G.E.
Year:
1990
Title:
Late Cretaceous (Campanian) organic-walled microplankton from the interior plains of Canada, Wyoming and Texas; biostratigraphy, palaeotology and palaeoenvironmental interpretation.
Reference:
Harker,S.D. et al. (1990) Late Cretaceous (Campanian) organic-walled microplankton from the interior plains of Canada, Wyoming and Texas; biostratigraphy, palaeotology and palaeoenvironmental interpretation. Pal¤eontographica Abteilung B Vol. 219 # 1 P. 1- 243
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Genus Species Country(Region) From To
Alisocysta Alisocysta brevivallata sp. nov. Canada(Manitoba) Late Campanian
Chatangiella Chatangiella hexacalpis sp. nov. Canada(Manitoba) Middle Campanian
Pilula Pilula Canada(Manitoba) Middle Campanian
Hystrichosphaeridium Hystrichosphaeridium tubiferum Canada(Manitoba) Late Campanian Middle Campanian
Dinogymnium Dinogymnium denticulatum Canada(Saskatchewan) Middle Santonian
Dinogymnium Dinogymnium longicorne Canada(Saskatchewan) Middle Santonian Middle Campanian
Isabelidinium Isabelidinium acuminatum Canada(Saskatchewan) Middle Santonian Middle Campanian
Isabelidinium Isabelidinium korojonense Canada(Saskatchewan) Middle Santonian Maastrichtian
Litosphaeridium Litosphaeridium siphoniphorum Canada(Saskatchewan) Middle Santonian Middle Campanian
Membranosphaera Membranosphaera maastrichtica Canada(Saskatchewan) Middle Santonian Maastrichtian
Fromea Fromea chytra Canada(Saskatchewan) Middle Santonian Maastrichtian
Nummus Nummus similis Canada(Saskatchewan) Middle Santonian Middle Campanian
Canningia Canningia minor Canada(Saskatchewan) Middle Santonian Middle Campanian
Cribroperidinium Cribroperidinium orthoceras Canada(Saskatchewan) Middle Santonian Middle Campanian
Hystrichosphaeridium Hystrichosphaeridium tubiferum Canada(Saskatchewan) Middle Santonian Campanian
Chatangiella Chatangiella spectabilis Canada(Saskatchewan) Middle Santonian Maastrichtian
Micrhystridium Micrhystridium harlandii Canada(Saskatchewan) Middle Santonian Maastrichtian