Eurypterus

Eurypterus is a type of extinct sea scorpion. It is the most famous type of sea scorpion, although it was far from the largest. It lived during the Silurian era and out has been found in the United States, Canada and Europe. The first Eurypterus fossil was discovered in 1818.

Eurypterus Temporal range: Silurian,
Artist's reconstruction of Eurypterus in life.
Scientific classification
Unrecognized taxon (fix):	Eurypterus
Type species
Eurypterus remipes De Kay, 1825
Species
See text
Collection sites of Eurypterus fossils.
Synonyms
Baltoeurypterus Størmer, 1973

Dorsal and ventral aspects of Eurypterus tetragonophthalmus, from Jan Nieszkowski's 1858 dissertation

Eurypterus Media

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  Comparison of an average adult human male (170 cm (5.6 ft)) with the average E. remipes length (around 20 cm (7.9 in)) and the largest known Eurypterus lacustris fossil (55.4 cm (21.8 in)).

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  Diagram showing anatomical features

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  Painting painted in 1912 by Charles R. Knight depicting various eurypterids discovered in New York. The painting includes Dolichopterus, Eusarcana, Stylonurus, Eurypterus and Hughmilleria.

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  E. remipes from the State Museum of Natural History Karlsruhe, Germany.

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  E. lacustris from the Muséum national d'histoire naturelle, France.

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  E. dekayi from the University of Michigan Exhibit Museum of Natural History, Michigan.

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  Eurypterus tetragonophthalmus from the Amherst College Museum of Natural History, Massachusetts.

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  Eurypterus fischeri caparace from the collections of the Yale Peabody Museum of Natural History, Connecticut.

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  Eurypterus pittsfordensis partial abdomen, pretelson and telson from the collections of the Yale Peabody Museum of Natural History, Connecticut.

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  A fossil of a small Acutiramus cummingsi (left) fossilized together with a specimen of E. remipes (right). From the Schiele Museum of Natural History, North Carolina.