This is a very broad category, containing every arthropod that's NOT an insect.

UNIRAMIA

Collembola - Springtails (No Images Available)
Diplopoda - Millipedes
Chilopoda - Centipedes

CHELICERATA

Merostomata - Horseshoe Crabs
Pycnogonida - Sea Spiders (No Images or Specimens Available)

Arachnida - Arachnids

• Araneae - Spiders
  •  Araneomorphae - True Spiders
  •  Mygalomorphae - Tarantulas
• Acari - Ticks & Mites (No Images Available)
• Scorpiones - Scorpions
• Pseudoscorpiones - Pseudoscorpions (No Images Available)
• Solifugae - Sun Spiders
• Uropygi - Whip Scorpions
• Amblypygi - Whip Spiders / Tail-less Whip Scorpions
• Opiliones - Harvestmen (Daddy Long-legs)

CRUSTACEA

Crabs, Lobsters, Shrimp and Many Others

• Malacostraca - Malacostracans (Shrimp, Crabs, Lobster, Isopods, etc.)
  • Amphipoda - Amphipods, Skeleton Shrimp and Scuds (No Images Available)
  • Decapoda - Crabs and Lobsters
  • Euphausiacea - Krill (No Images Available)
  • Isopoda - Woodlice, Pillbugs and Other Isopods
  • Stomatopoda - Mantis Shrimp

ONYCHOPHORA

The Velvet Worms (No Images or Specimens Available)