Important rainforest arthropod groups

Phylum Arthropoda
Class Arachnida
     Scorpionida
     Phalangida - daddy long-legs
     Acari - mites and ticks, chiggers
     Araneida - spiders
Class Crustacea
     Amphipoda
     Isopoda
Class Diplopoda - millipedes
Class Chilopoda - centipedes
Hexapoda
  Entognatha
    Collembola et al.
  Insecta
    Pterygota
      Ephemeroptera - mayflies
      Odonata - dragonflies and damselflies
      Neoptera
        Orthoptera
          Acrididae - short-horn grasshoppers
          Tettigoniidae - long-horn grasshoppers, katydids, et al.
          Gryllidae - crickets
        Phasmodea - walking sticks
        Dictyoptera 
          "Blattodea" - cockroaches
          Mantodea - praying mantises
          Isoptera - termites
        Dermaptera - earwigs
        Plecoptera - stoneflies
        Acercaria
           Pthiraptera (Anoplura, Mallophaga)
           Hemiptera (aquatics, Miridae, Reduviidae, Lygaeidae, Coreidae, 
              Pentatomidae)
           Homoptera (Cicadidae, Membracidae, Cercopidae, Cicadellidae, 
              Fulgoroidea, Aphididae, Coccoidea)
        Holometabola
           Neuroptera (Corydalidae, Mantispidae, Chrysopidae, Myrmeleontidae, 
              Ascalaphidae)
           Coleoptera (Staphylinidae, Scarabaeidae, Elateridae, Lampyridae, 
              Cerambycidae, Chrysomelidae, Curculionidae)
           Trichoptera - caddisflies
           Lepidoptera - butterflies and moths
             Moths: Geometridae, Arctiidae, Noctuidae, Saturniidae, Sphingidae
             Skippers: Hesperiidae
             Butterflies: Lycaenidae, Riodinidae, Pieridae, Papilionidae, 
                Nymphalidae (Nymphalinae, Heliconiinae (Heliconius), Danainae, 
                Ithomiinae, Morphinae (Morpho), Satyrinae, Brassolinae (Caligo)
           Diptera (Psychodidae, Culicidae, Ceratopogonidae, Simulidae, 
              Tabanidae, Tephritidae, Drosophilidae, Muscidae, Calliphoridae, 
              Sarcophagidae, Tachinidae, Cuterebridae (Dermatobia hominis)
           Siphonaptera - fleas, Tunga
           Hymenoptera - sawflies, Ichneumonidae and other parasitica, 
              Formicidae, Vespidae, Pompilidae, Sphecidae, solitary bees, 
              Apidae (honey bees, bumble bees, euglossine bees)