†family Nanahughmilleriidae Lamsdell 2025 (eurypterid)
Eurypterida - Nanahughmilleriidae
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: Adelophthalmoidea according to J. C. Lamsdell 2025
Sister taxa: Adelophthalmidae, Parahughmilleriidae, Pittsfordipteridae
Subtaxa: Nanahughmilleria
Ecology: nektobenthic carnivore
Distribution:
• Devonian of the Russian Federation (2 collections)
• Silurian of Estonia (1), Norway (4), the United Kingdom (6), United States (3: New York, Pennsylvania)
Total: 16 collections each including a single occurrence