Euchelicerata - Eurypterida - Pterygotidae
Alternative spelling: Pterygotus (Erettopterus)
Invalid subtaxa: Himantopterus Salter 1856 [replaced name], Truncatiramus
Parent taxon: Pterygotidae according to J.A. Dunlop et al. 2020
See also Dunlop et al. 2013, Sepkoski 2002 and Størmer 1955
Sister taxa: Acutiramus, Ciurcopterus, Jaekelopterus, Necrogammarus, Pterygotus
Subtaxa: Erettopterus bilobus Erettopterus qujingensis Erettopterus serratus Erettopterus waylandsmithi
Type: Himantopterus bilobus
Distribution:
• Devonian of United States (1: Ohio collection)
• Silurian of China (1), the Czech Republic (1), Estonia (1), Sweden (1), the United Kingdom (8), United States (13: Maryland, New York, Ohio, Pennsylvania, West Virginia)
Total: 26 collections including 33 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.