Genus Muderongia

Species total:
55
Age range:
4100 - 0 MA (obsolete dating)
IRMNG:
find
Name From To Age range
Muderongia tabulata Late Tithonian Early Aptian
Muderongia longicorna Late Tithonian Early Hauterivian
Muderongia neocomica Neocomian Aptian
Muderongia pariata Neocomian Early Cenomanian
Muderongia crucis Neocomian Early Albian
Muderongia boltonii Early Cretaceous Early Cretaceous
Muderongia tomaszowensis Early Cretaceous Early Albian
Muderongia microperforata Middle Berriasian Early Barremian
Muderongia brevispinosa Ryazanian Ryazanian
Muderongia extensiva Late Berriasian Aptian
Muderongia endovata Valanginian Valanginian
Muderongia sp. Batt.,1982 Valanginian Valanginian
Muderongia aequicorna Valanginian Early Aptian
Muderongia sp.A Lond.,1990 Early Valanginian Early Valanginian
Muderongia sp.A Khow.& Jain,1992 Hauterivian Barremian
Muderongia imparilis Early Hauterivian Early Aptian
Muderongia sp.C Lond.,1990 Hauterivian Hauterivian