†family Megalograptidae Caster and Kjellesvig-Waering 1955 (eurypterid)

Eurypterida - Megalograptidae

Parent taxon: Carcinosomatoidea according to J. C. Lamsdell 2025

See also Dunlop et al. 2020 and Størmer 1955

Sister taxa: Carcinosomatidae, Lanarkopteridae, Mixopteridae

Subtaxa: Echinognathus Megalograptus Pentecopterus

view classification

Type: Megalograptus

Ecology: nektobenthic carnivore

Distribution:

• Silurian of France (1 collection)

• Ordovician of United States (10: Iowa, New York, Ohio, Pennsylvania, Virginia)

Total: 11 collections each including a single occurrence

Show more details