Genus Polychaetaspis

Species total:
21
Age range:
500 - 395 MA (obsolete dating)
IRMNG:
find
Name From To Age range
Polychaetaspis Ordovician Silurian
Polychaetaspis aequilateralis Silurian Late Gothlandian
Polychaetaspis cooperi Devonian Devonian
Polychaetaspis gadomskae Middle Ordovician Late Ashgillian
Polychaetaspis hindei Late Devonian Late Devonian
Polychaetaspis incisus Middle Ordovician Oandu
Polychaetaspis inconstans Silurian Silurian
Polychaetaspis kozlowskii Late Gothlandian Late Gothlandian
Polychaetaspis latus Early Ordovician Silurian
Polychaetaspis marlenediesae Nd Nd
Polychaetaspis obliquus Nd Nd
Polychaetaspis oklahomensis Early Ordovician Middle Ordovician
Polychaetaspis sp Ordovician Wenlockian
Polychaetaspis sp.A Ordovician Ordovician
Polychaetaspis sp.A Erik.,1996 Nd Nd
Polychaetaspis sp.A Hint.,1998 Llandeilian Rakvere
Polychaetaspis sp.B Hint.,1998 Johvi Keila