Arthropod
Arthropods Temporal range: 540–0 Ma PreЄ Є O S D C P T J K Pg N Cambrian–Recent Extinct and modern arthropods Scientific classification Kingdom: Animalia Superphylum: Ecdysozoa (unranked): Panarthropoda (unranked): Tactopoda Phylum: Arthropoda Lar, 1904 [1] Subphyla, unplaced genera, and classes Subphylum †Trilobitomorpha †Trilobita – trilobites (extinct) Subphylum Chelicerata Euchelicerata – arachnids, xiphosurans, etc. Pycnogonida – sea spiders Subphylum Myriapoda Chilopoda – centipedes Diplopoda – millipedes Pauropoda – sister group to millipedes Symphyla – resemble centipedes Subphylum Crustacea Branchiopoda – brine shrimp etc. Remipedia – blind crustaceans Cephalocarida – horseshoe shrimp Maxillopoda – barnacles, copepods, fish lice, etc. Ostracoda – seed shrimp Malacostraca – lobsters, crabs, shrimp, etc. Subphylum Hexapoda Entognatha – springtails, etc. Inse