Slimonidae
Videos
Slimonidae or Slimoniidae is a family of eurypterids, an extinct group of aquatic arthropods. Slimonids were members of the superfamily Pterygotioidea and the family most closely related to the derive
Slimonia acuminata 1
Reconstruction of Slimonia
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
Slimonidae
…an extinct group of aquatic arthropods. Slimonids were members of the superfamily Pterygotioidea and the family most closely related to the derived pterygotid eurypterids, which are famous for their cheliceral claws and great size. Many characteristics of the Slimonidae, such as their flattened and expanded…
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.