| Hoplolichas
plautini
Ordovician
Wolchov River, Russia |
|
Kettneraspis
williamsi
Superfamily Odontopleuroidea
Family Odontopleuridae
Devonian
Haragan Formation, Oklahoma |
Koneprusia
brutoni
Devonian
Oufaten, Alnif , Morocco
|
Boedaspis
ensifer
Superfamily Odontopleuroidea
Family Odontopleuridae
Middle Ordovician
Wolchov River, Russia |
Dicranurus
hamatus elegantus
Superfamily: Odontopleuroidea
Family Odontopleuridae
Devonian
Haragan Formation, Oklahoma |
Dicranurus
monstrosus
Superfamily: Odontopleuroidea
Family: Odontopleuridae
Devonian
Laatchana Formation
Alnif, Morocco
|
|
