Eurypterida - Ciurcopteridae

Full reference: J. C. Lamsdell. 2025. Codex Eurypterida: A Revised Taxonomy Based on Concordant Parsimony and Bayesian Phylogenetic Analyses. Bulletin of the American Museum of Natural History 473:1-196

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

Sister taxa: Herefordopteridae, Hughmilleriidae, Hunanopteridae, Pterygotidae, Slimoniidae

Subtaxa: Ciurcopterus

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Type: Ciurcopterus

Ecology: nektobenthic carnivore

Distribution: found only at Eurypterid-Associated Biota of the Pittsford Shale, Pittsford, New York (Silurian of New York)

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