Pterygotidae
Videos
Pterygotidae is a family of eurypterids, an extinct group of aquatic arthropods. They were members of the superfamily Pterygotioidea. Pterygotids were the largest known arthropods to have ever lived w
Acutiramus cummingsi
Fossil segment of Erettopterus osiliensis, showcasing the distinct scale-like ornamentation of the pterygotids.
Pterygotus and other eurypterids illustrated by Joseph Smit in 1896.
Restoration of Pterygotus hunting Birkenia.
Pterygotioidea
Videos
Pterygotioidea is a superfamily of eurypterids, an extinct group of aquatic arthropods. Pterygotioids were the most derived members of the infraorder Diploperculata and the sister group of the adeloph
Pterygotidae
…type genus Pterygotus, meaning "winged one") is a family of eurypterids, an extinct group of aquatic arthropods. They were members of the superfamily Pterygotioidea. Pterygotids were the largest known arthropods to have ever lived with some members of the family, such as Jaekelopterus and Acutiramus, exceeding 2…
Slimonia acuminata 1
Reconstruction of Hughmilleria socialis. Hughmilleria is a relatively basal pterygotioid.
Slimonia acuminata reconstruction