"Pterygotus grandidentatus" Kjellesvig-Waering, 1961 – Silurian England*?
"Pterygotus australis" McCoy, 1899 — Silurian, Australia*"Pterygotus barrandei" Semper, 1898 — Silurian, Czech Republic*"Pterygotus bolivianus" Kjellesvig-Waering, 1964 — Devonian, Bolivia*"Pterygotus carmani" Kjellesvig-Waering, 1961 — Devonian, USA*"Pterygotus cobbi" Hall, 1859 — Silurian, USA, Canada*"Pterygotus denticulatus" Kjellesvig-Waering, 1961 — Silurian, England*"Pterygotus floridanus" Kjellesvig-Waering, 1950 — Devonian, USA*"Pterygotus gaspesiensis" Russell, 1953 — Devonian, Canada*?