Genus Perisaccus

Species total:
63
Age range:
1600 - 82 MA (obsolete dating)
IRMNG:
find
Name From To Age range
Perisaccus Ordovician Coniacian
Perisaccus angustus Early Namurian Late Carboniferous
Perisaccus anticus Early Gothlandian Early Gothlandian
Perisaccus antiquus Late Carboniferous Late Carboniferous
Perisaccus atavus Late Gothlandian Late Gothlandian
Perisaccus augustus Westphalian Westphalian
Perisaccus campylopteris Early Visean Early Visean
Perisaccus campylopterus Early Carboniferous Namurian B
Perisaccus cardiatus Early Frasnian Early Frasnian
Perisaccus chlamydatus Middle Carboniferous Middle Carboniferous
Perisaccus cognitus Late Devonian Late Devonian
Perisaccus communis Early Frasnian Early Frasnian
Perisaccus conformis Early Visean Late Visean
Perisaccus coniferoides Tournaisian Tournaisian
Perisaccus cordaites Devonian Devonian
Perisaccus depaniptychius Late Llandoverian Early Gedinnian
Perisaccus desertus Middle Carboniferous Middle Carboniferous