Author:
Monteil,E.
Year:
1991
Title:
Morphology and systematics of the Ceratioid Group a new morphographic approach, revision and emendation of the genus Muderongia, Cookson and Eisenack,1958.
Reference:
Monteil,E. (1991) Morphology and systematics of the Ceratioid Group a new morphographic approach, revision and emendation of the genus Muderongia, Cookson and Eisenack,1958. Bulletin des Centres de Recherches Exploration-Production Elf-Aquitaine Vol. 15 # 2 P. 461- 505
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Genus Species Country(Region) From To
Senoniasphaera Senoniasphaera tabulata Australia Middle Hauterivian
Senoniasphaera Senoniasphaera tabulata Argentina(Offshore) Neocomian
Senoniasphaera Senoniasphaera tabulata England(Surrey) Late Kimmeridgian
Wetzeliella Wetzeliella neocomica Nd Nd
Wetzeliella Wetzeliella neocomica Nd Nd
Wetzeliella Wetzeliella neocomica Nd Nd
Xenascus Xenascus dubius Nd Nd
Xenascus Xenascus plotei Nd Nd