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
Google Academy:
try to search by title in english
Genus Species Country(Region) From To
Spinidinium Spinidinium clavus Canada(Saskatchewan) Middle Campanian Maastrichtian
Spinidinium Spinidinium clavus Canada(Alberta) Middle Campanian
Spinidinium Spinidinium clavus Canada(Manitoba) Middle Campanian Maastrichtian
Spinidinium Spinidinium clavus Wyoming Campanian
Spinidinium Spinidinium clavus Nd Nd
Spinidinium Spinidinium echinoideum Canada(Saskatchewan) Middle Campanian
Spinidinium Spinidinium echinoideum Canada(Manitoba) Middle Campanian
Spinidinium Spinidinium echinoideum Texas Late Austinian Tayloran
Spinidinium Spinidinium echinoideum Wyoming Campanian
Spiniferites Spiniferites membranaceus Canada(Manitoba) Middle Campanian Late Campanian
Spiniferites Spiniferites perforatus Canada(Saskatchewan) Middle Campanian
Spiniferites Spiniferites perforatus Canada(Manitoba) Middle Campanian
Spiniferites Spiniferites pseudofurcatus Canada(Saskatchewan) Middle Campanian
Spiniferites Spiniferites pseudofurcatus Canada(Manitoba) Middle Campanian
Spiniferites Spiniferites ramosus Canada(Saskatchewan) Middle Santonian Maastrichtian
Spiniferites Spiniferites ramosus Canada(Saskatchewan) Middle Campanian
Spiniferites Spiniferites ramosus Canada(Saskatchewan) Middle Campanian Maastrichtian