Lamontopterus is a genus of prehistoric eurypterid classified within the family Kokomopteridae. It contains one species, Lamontopterus knoxae, from the Early Silurian of Scotland.[1]

Temporal range: Early Silurian, 443.7–428.2 Ma
Scientific classification e
Kingdom: Animalia
Phylum: Arthropoda
Subphylum: Chelicerata
Order: Eurypterida
Superfamily: Kokomopteroidea
Family: Kokomopteridae
Genus: Lamontopterus
Waterston, 1979
Type species
Lamontopterus knoxae
Lamont, 1955


  1. ^ Dunlop, J. A., Penney, D. & Jekel, D. 2015. A summary list of fossil spiders and their relatives. In World Spider Catalog. Natural History Museum Bern, online at, version 16.0 (PDF).

See alsoEdit