See also:

• Science: Biology: Flora and Fauna: Animalia: Arthropoda  (2,327)
• Science: Biology: Zoology: Arthropoda  (103)

• Arachnid Origins and Evolution - Research into chelicerate evolution.
• Crabefossile - Provides photographs of a personal collection of fossil crabs.
• Crabs - Photographs of a number of fossilized crabs found in the London clay of the Isle of Sheppey, Kent, UK.
• Eurypterids of Prehistoric Pittsford - Describes the discovery, in 1903 by Clifton Sarle, of a new eurypterid fauna (fossil arthropods) and contains illustration of the two common forms: Hughmilleria and Eurypterus. The basic structure of eurypterids is also shown.
• Fossil Biomechanics - Current research into the biomechanics of fossil sea scorpions (eurypterids).