Silurian animals of Europe

Jamoytius kerwoodi is an extinct species of primitive, eel-like jawless fish known from the Patrick Burn Formation in Scotland, dating to the Llandovery epoch of the Early Silurian period.

Lasanius is a genus of basal anaspid from the Early Silurian, around 443.8 million years ago, known from fossils found near Lesmahagow, Scotland. Specimens range from 13.3 to 74.5 mm in length.

Ainiktozoon loganense ("Logan's enigmatic animal", from (aíniktós, "riddling, enigmatical"), living thing), is a fossil arthropod from the Silurian of Scotland.