Lecture 19: Phylum Arthropoda, Part 3 Subphylum Hexapoda! Invertebrate Zoology Lecture 19: Phylum Arthropoda, Part 3 Subphylum Hexapoda!
Hexapoda features
Order Thysaneura: silverfish Ectognathous apterygotes Photo: Jeffrey Hahn, 2006, University of Minnesota
Paleopterous exopterygotes Paleopterous: wings cannot fold over abdomen Exopterygotes: Incomplete metamorphosis Wings develop on outside More adult-like with each molt No pupal form
Incomplete metamorphosis
Order Odonata Order Anisoptera: Dragonflies Order Zygoptera: damselflies
Odonata: mating
Order Ephemeroptera: mayflies Images: Xerces Society
Neopterous exopterygotes Neopterous: wings can fold over abdomen Exopterygotes: Still with incomplete metamorphosis
Order Plecoptera: stoneflies Neopterous exopterygotes Image: Xerces Society
Order Orthoptera Suborder Caelifera Suborder Ensifera
Tympani Caelifera Ensifera Visions unlimited Photo: Biodidac (Houseman) Ensifera Visions unlimited
Order Hemiptera
Order Hemiptera: Suborder Geocorisae Boxelder bug Photo: Peter Bryant
Order Hemiptera: Suborder Hydrocorisae Giant water bug Photo: Bruce Mancot Backswimmer
Order Hemiptera: Suborder Amphicorisae Water strider: Cirrius Images
Order Hemiptera: cotton stainer
Neopterous endopterygotes Neopterous: wings can fold over abdomen Endopterygotes: Complete metamorphosis
Complete metamorphosis
Order Coleoptera Family Curculionidae: weevils Photo: Evans and Bellamy, “An Inordinate Fondness for Beetles”
Order Coleoptera Family Buprestidae: jewel beetles Photo: Evans and Bellamy, “An Inordinate Fondness for Beetles”
Order Coleoptera Family Carabidae: ground beetles Photo: Evans and Bellamy, “An Inordinate Fondness for Beetles”
Order Neuroptera Snakefly (Photos: Peter Bryant)
Order Diptera: flies! http://www.sccs.swarthmore.edu/users/03/cweiss/bugs/glossary.html
Order Triichoptera: caddisflies
Order Triichoptera: caddisflies
Order Lepidoptera Suborder Heterocera Moths (Mendocina Satrunia moth) Suborder Rhopalocera Butterflies and skippers (Western tiger swallowtail)
Photo: www.monarchwatch.org Order Lepidoptera Hair-pencil Photo: www.monarchwatch.org Androconia (monarch) naturenorth.com
Order Lepidoptera Fender’s blue butterfly on Kincaid’s lupine Photo: Cheryl Schulz Oregon silverspot butterfly Photo: ODFW
Order Hymenoptera Suborder Symphyta (a horntail) Photo: Integrated Pest Management: Alaska Suborder Apocrita
Order Hymenoptera Wings held together by hamuli