Genus Perisaccus

Species total:
63
Age range:
1600 - 82 MA (obsolete dating)
IRMNG:
find
Name From To Age range
Perisaccus devonicus Devonian Devonian
Perisaccus dijkstrae Early Gondwana Early Permian
Perisaccus domanicus Devonian Late Tournaisian
Perisaccus erosus Late Carboniferous Late Carboniferous
Perisaccus giganteus Late Devonian Late Visean
Perisaccus granulatus Westphalian Ladinian
Perisaccus granulosus Kungurian Ladinian
Perisaccus gunyalensis Triassic Middle Triassic
Perisaccus indivisus Early Frasnian Early Frasnian
Perisaccus laciniatus Early Permian Early Permian
Perisaccus laevigatus Frasnian Frasnian
Perisaccus marginulatus Early Frasnian Early Frasnian
Perisaccus media Permian Permian
Perisaccus medvedevae Early Frasnian Early Frasnian
Perisaccus mutabilis Middle Carboniferous Middle Carboniferous
Perisaccus nudus Devonian Permian
Perisaccus oblongus Namurian Westphalian