Phylum Arthropoda Subphylum Trilobita Subphylum Chelicerata Class Merostomata Subclass Eurypterida Subclass Xiphosurida Class Pycnogonida Class Arachnida Order Aranea Order Scorpionida Order Opilionida Order Acari Subphylum Crustacea Class Branchiopoda Class Ostracoda Class Copepoda Class Cirripedia Class Malacostraca Class Pentstomida Class Remipedia Sub phylum Myriapoda Class Chilopoda Class Diplopoda Subphylum Hexapoda Class Insecta Order Isopoda Order Amphipoda Order Decapoda Subclass Apterygota Subclass Pterygota Division Exopterygota Order Odonata Order Orthoptera Order Isoptera Order Hemiptera Order Homoptera Division Endopterygota Order Coleoptera Order Lepidoptera Order Diptera Order Hymenoptera Phylum Arthropoda Subphylum Trilobita extinct Subphylum Chelicerata no antenna 1 pair of chelicerae pincers or claws Class Merostomata Subclass Eurypterida sea scorpion extinct Subclass Xiphosurida horseshoe crabs Class Pycnogonida sea spiders Class Arachnida Order Aranea spiders Order Scorpionida scorpions Order Opilionida harvestmen or daddy longlegs Order Acari ticks and mites Subphylum Crustacea two pairs of antennae Class Branchiopoda fairy shrimp tadpole shrimp clam shrimp and water fleas Class Ostracoda seed shrimp Class Copepoda calanoida Class Cirripedia barnacles Class Malacostraca Order Isopoda sow bugs pill bugs and roly polys dorso ventrally flattened I Order Amphipoda beach hoppers and sand fleas laterally compressed A Order Decapoda crabs crayfish lobsters and true shrimp Class Pentstomida know for lecture not for lab Class Remipedia know for lecture not lab Sub phylum Myriapoda Class Chilopoda centipedes Class Diplopoda millipedes Subphylum Hexapoda Class Insecta insects Subclass Apterygota wingless insects Order Colilembola spring tail Order Thysanura silver fish Subclass Pterygota Division Exopterygota winged buds outside hemimetabolous incomplete metamorphosis Order Odonata dragonflies and damselflies Order Orthoptera crickets grasshoppers cockroaches etc Order Isoptera termites Order Hemiptera true bugs Order Homoptera cicadas aphids and leaf hoppers Division Endopterygota winged buds inside holometabolous complete metamorphosis Order Coleoptera beetles Order Lepidoptera butterflies moths and skippers Order Diptera flies Order Hymenoptera bees wasps and ants Phylum Arthropoda Sub phylum Myriapoda Subphylum Trilobita Subphylum Chelicerata Subphylum Crustacea Sub phylum Myriapoda Subphylum Hexapoda Classification Class Chilopoda Class Diplopoda Class Chilopoda Prominent poison claw in first In Class in jar Centipedes appendage Class Diplopoda In Class in jar Millipedes Don t bite but some spray toxic Sub phylum Hexapoda Class Insecta Subclass Apterygota Subclass Pterygota Division Exopterygota Division Endopterygota Ametabolous In Class diagram Hemimetabolous In Class diagram wing buds in larva stage egg larva adult Holometabolous In Class diagram Egg larva pupa adult Order Odonata Order Orthoptera Order Isoptera Order Hemiptera Order Homoptera Order Odonata In Class on desk Division Exopterygota Winged buds outside hemimetabolous incomplete metamorphosis Order Orthoptera In Class on desk Order Orthoptera In Class on desk Order Orthoptera In Class on desk Order Orthoptera In Class on desk Order Orthoptera In Class on desk Cricket Female has long pointy stick Male does not Order Isoptera In Class on desk Order Isoptera In Class on desk Order Isoptera In Class on desk Order Isoptera In Class on desk Order Hemiptera In Class on desk Order Hemiptera In Class on desk Order Hemiptera In Class on desk Order Homoptera In Class on desk Order Homoptera In Class on desk Order Homoptera In Class on desk Division Endopterygota winged buds inside holometabolous complete metamorphosis Order Coleoptera Order Lepidoptera Order Diptera Order Hymenoptera Order Homoptera In Class on desk Order Coleoptera In Class on desk Order Coleoptera In Class on desk Order Coleoptera In Class on desk Order Coleoptera In Class on desk Order Coleoptera In Class on desk Order Lepidoptera In Class on desk Order Lepidoptera In Class on desk Order Lepidoptera In Class on desk Order Diptera In Class on desk Order Diptera In Class on desk Order Diptera In Class on desk Order Hymenoptera In Class on desk Order Hymenoptera In Class on desk Order Hymenoptera In Class on desk Order Hymenoptera In Class on desk Order Hymenoptera In Class on desk Order Orthoptera In Class dissection cricket dissection book diagram Order Orthoptera In Class dissection cricket dissection Order Orthoptera In Class dissection larva dissection book diagram Class Insecta In Class slides insect mouth parts Class Insecta In Class slides insect mouth parts Class Insecta In Class slides insect mouth parts Class Insecta In Class slides insect wings Class Insecta In Class slides insect wings Phylum Mollusca Class Gastropoda Subclass Prosobranchia Subclass Opisthobranchia Subclass Pulmonata Class Bivalvia Class Scaphopoda Class Polyplacophora Class Cephalopoda Class Gastropoda snails slugs whelks conchs abalone periwinkle and nudibranchs Subclass Prosobranchia abalone whelks conchs limpets Subclass Opisthobranchia Nudibranchs and sea hares Subclass Pulmonata terrestrial snails and slugs Class Bivalvia clams oysters scallops mussels Class Scaphopoda tusk shells Class Polyplacophora chitons Class Cephalopoda squid octopuses cuttlefish nautiloids Phylum Mollusca Class Gastropoda Class Bivalvia Class Scaphopoda Class Polyplacophora Class Cephalopoda Radula In Class Under microscope 40x Class Gastropoda Subclass Prosobranchia Subclass Opisthobranchia Subclass Pulmonata Apex 7 In Class on desk oldest part of shell Chirality In Class on desk Sinistral and dextral Coiling In Class on desk planospiral Coiling In Class on desk conispiral Subclass Prosobranchia In Class on desk Snail egg cases Subclass Prosobranchia In Class on desk abalone Subclass Prosobranchia In Class on desk whelk Subclass Prosobranchia In Class on desk whelks Subclass Prosobranchia In Class on desk conchs Subclass Prosobranchia In Class on desk limpets Subclass Opisthobranchia In Class on desk Nudibranchs Subclass Opisthobranchia In Class on desk Nudibranchs Subclass Opisthobranchia In Class on desk sea hares Subclass Opisthobranchia In Class on desk Subclass Pulmonata In Class on desk snail Subclass Pulmonata In Class on desk land slugs Class Bivalvia In Class on desk umbo oldest part of shell Class Bivalvia Clams oysters scallops mussels Class Bivalvia In Class on desk
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