Classification of Arthropods/Insects       Dr. Adams     Entomology Biology 1224
    Phylum Arthropoda Arthropods
        Subphylum Trilobita Trilobites (extinct)
        Subphylum Chelicerata Chelicerates
            Class Merostomata Horseshoe Crabs
            Class Arachnida Spiders, Scorpions, Ticks, Chiggers, Mites
            Class Pycnogonida Sea Spiders
        Subphylum Crustacea Crustaceans (Crabs, Shrimp, Barnacles, Isopods [pillbugs], etc.)
            Many different Classes
      (Subphylum Atelocerata -- for some, this subphylum contains the next two subphyla in one)
            Subphylum Myriapoda 
                Class Diplopoda Millepedes
                Class Chilopoda Centipedes
                Class Pauropoda Pauropods
                Class Symphyla symphylans
            Subphylum Hexapoda Hexapods
                Informal group "Entognatha"
                    Class/Order Protura Proturans              
                    Class/Order Collembola Springtails      
                    Class/Order Diplura Diplurans                    
                Class Insecta                                                       
                    Subclass Apterygota NO wings
                              Order Archaeognatha Jumping Bristletails (machilids)
                              Order Thysanura Silverfish
                    Subclass Pterygota wings
                        Infraclass Paleoptera
                              Order Ephemeroptera Mayflies
                              Order Odonata Dragonflies and Damselflies
                                    Suborder Zygoptera -- Damselflies
                                    Suborder Anisoptera -- Dragonflies
                        Infraclass Neoptera
                            Division Exopterygota
                                Orthopteroid Orders
                                        Blattodea (including Isoptera) Roaches and Termites
                                        Mantodea Mantids
                                        Grylloblattodea Rock hoppers
                                        Mantophasmatodea -- Heelwalkers or Gladiators
                                        Dermaptera Earwigs
                                        Plecoptera Stoneflies
                                        Embiidina Webspinners
                                        Orthoptera Grasshoppers, Crickets, Katydids
                                            Suborder Caelifera
                                            Suborder Ensifera
                                        Phasmatodea Stick insects
                                        Zoraptera Zorapterans

                                Hemipteroid Orders
                                        Psocoptera Book Lice
                                        Phthiraptera Lice
                                                (Anoplura, Amblycera and Ischnocera)
                                            Suborder Heteroptera True Bugs (Stink bugs, etc.)
                                            Suborder Auchenorrhyncha Cicadas, Leaf Hoppers, etc.
                                            Suborder Sternorrhyncha -- Aphids, etc.
                                        Thysanoptera Thrips (Tubulifera and Terebrantia)
                            Division Endopterygota
                                Neuropteroid Orders                                       
                                        Megaloptera Dobsonflies, Alderflies, Fishflies
                                        Raphidioptera Snakeflies
                                        Neuroptera Lacewings, Antlions, etc.
                                        Coleoptera Beetles
                                            Suborder Adephaga
                                            Suborder Polyphaga
                                Hymenopteroid Orders
                                        Hymenoptera Ants, Wasps, and Bees
                                            "Suborder" Symphyta (not monophyletic)
                                            Suborder Apocrita
                                Mecopteroid Orders
                                        Mecoptera Scorpionflies
                                        Diptera Flies  
                                            Suborder Nematocera
                                            Suborder Brachycera
                                        Siphonaptera Fleas
                                        Lepidoptera Butterflies and Moths
                                            Suborder Monotrysia
                                            Suborder Ditrysia
                                        Trichoptera Caddisflies

The hexapod orders in bold print are the required orders (or sets of orders) for your collection.
The orders/classes/subphyla in bold listed prior to the hexapods are those that you are going to
    encounter in the terrestrial environment as you search for your insects.