Genus Muderongia

Species total:
55
Age range:
4100 - 0 MA (obsolete dating)
IRMNG:
find
Name From To Age range
Muderongia neocomica Neocomian Aptian
Muderongia microperforata Middle Berriasian Early Barremian
Muderongia mcwhaei Archeozoic Turonian
Muderongia longicorna Late Tithonian Early Hauterivian
Muderongia lata Turonian Maestrichtian
Muderongia jugum Late Barremian Late Barremian
Muderongia imparilis Early Hauterivian Early Aptian
Muderongia gracilis Ypresian Ypresian
Muderongia extensiva Late Berriasian Aptian
Muderongia evansi Late Hauterivian Barremian
Muderongia endovata Valanginian Valanginian
Muderongia duxburyii Late Kimmeridgian Early Portlandian
Muderongia digitata Late Aptian Late Aptian
Muderongia crucis Neocomian Early Albian
Muderongia californica Hauterivian Hauterivian
Muderongia brevispinosa Ryazanian Ryazanian
Muderongia boltonii Early Cretaceous Early Cretaceous