Genus Visbysphaera

Species total:
40
Age range:
570 - 345 MA (obsolete dating)
IRMNG:
find
Name From To Age range
Visbysphaera sp.C Early Llandoverian Early Llandoverian
Visbysphaera sp.D Early Llandoverian Early Llandoverian
Visbysphaera vavrdovae Late Aeronian Late Aeronian
Visbysphaera wenlockia Early Wenlockian Ludlovian
Visbysphaera whitcliffensis Ludlovian Pridolian
Visbysphaera yichangensis Arenigian Early Llanvirnian