Glossograptidae
Glossograptus acanthus Elles & Wood, 1908
Glossograptus ciliatus Emmons, 1855
Glossograptus fimbriatus (Hopkinson, 1872)
Glossograptus hermani Hall, 1902
Glossograptus hincksii (Hopkinson, 1872)
Glossograptus pilosus Harris & Keble, R A, 1934
