Genus Duvernaysphaera

Species total:
24
Age range:
4100 - 0 MA (obsolete dating)
IRMNG:
find
Name From To Age range
Duvernaysphaera sp.2 Llandoverian Ludlovian
Duvernaysphaera stellata Gedinnian Famennian
Duvernaysphaera tenuicingulata Early Paleozoic Famennian
Duvernaysphaera tenuimarginata Early Devonian Late Carboniferous
Duvernaysphaera tessella Early Devonian Visean
Duvernaysphaera vermiculata Middle Givetian Early Frasnian
Duvernaysphaera wilsonii Devonian Late Devonian