Genus Archaeoperisaccus

Species total:
55
Age range:
4100 - 115.67 MA (obsolete dating)
IRMNG:
find
Name From To Age range
Archaeoperisaccus mirandus Givetian Late Frasnian
Archaeoperisaccus minor Late Devonian Late Devonian
Archaeoperisaccus microancyra Frasnian Frasnian
Archaeoperisaccus mennerii Middle Frasnian Middle Frasnian
Archaeoperisaccus menneri Givetian Famennian
Archaeoperisaccus major Nd Nd
Archaeoperisaccus macromirandus Late Devonian Late Devonian
Archaeoperisaccus indistinctus Givetian Early Frasnian
Archaeoperisaccus heteromerus Frasnian Late Frasnian
Archaeoperisaccus guangxiensis Eifelian Givetian
Archaeoperisaccus granulatus Middle Devonian Middle Devonian
Archaeoperisaccus elongatus Middle Devonian Early Carboniferous
Archaeoperisaccus ellipsoides Visean Westphalian D
Archaeoperisaccus echinatus Frasnian Late Frasnian
Archaeoperisaccus concinnus Eifelian Famennian
Archaeoperisaccus completus Frasnian Westphalian A
Archaeoperisaccus carbonicus Carboniferous Namurian A