Embranchement : Arthropodes

.....Classe : Arachnides

..........Ordres :

..........> Araignées (Spiders)
..........> Opilions (Faucheux)
..........> Acariens
..........> Scorpions
..........> Pseudoscorpions
..........> Solifuges
..........> Amblypyges
..........> Uropyges
..........> Palpigrades
..........> Rinicules