Arthropods- Thysanura Thysanoptera

COMMON CLASSES AND ORDERS OF ARTHROPODA V: CLASS INSECTA •This is by far the largest class of arthropods – estimated 750,000-1 million+ species worldwide • Ranging from wingless silverfish to the ants, bees and wasps •Found in nearly every terrestrial habitat; also, some in/on fresh water •Metamorphosis varies from ‘none’ to ‘simple’ to ‘complete’ •Adults commonly winged; still, some cannot fly (wings too small or secondarily absent) or do not fly

Class Insecta, (As Adults*, That Is) • There are 19 Orders of insects in Your List • *The Arthropod ID Quiz will ONLY feature ADULT arthropods. Photo: D.B. Richman, NMSU

Photo: D.B. Richman, NMSU Photo: D.B. Richman, NMSU

Class Insecta • Pay attention to the insect’s ‘antennal type’ which can be useful for identification; they can vary by Order & sometimes within an Order

CAPITATE

Diagram: bugguide.net

Class Insecta •Order Thysanura – Silverfish •Metamorphosis: None

Mouthparts: Chewing

Photo: Univ. Minnesota Extension

Class Insecta •Order Odonata – Dragonfly •Metamorphosis: Simple

Mouthparts: Chewing

All Photos: D.B. Richman, NMSU

Class Insecta •Order Odonata – Damselfly •Metamorphosis: Simple

Mouthparts: Chewing

All Photos: D.B. Richman, NMSU

Class Insecta • Order Phasmatodea – Walkingstick •Metamorphosis: Simple Mouthparts: Chewing

Photo: D.B. Richman, NMSU

Class Insecta • Order Orthoptera – Short-horned Grasshopper

•Metamorphosis: Simple

Mouthparts: Chewing

Photo: D.B. Richman, NMSU

Class Insecta • Order Orthoptera –Long-horned Grasshopper

•Metamorphosis: Simple

Mouthparts: Chewing

Photo: D.B. Richman, NMSU

Class Insecta • Order Orthoptera –Cricket

•Metamorphosis: Simple

Photo: D.B. Richman, NMSU

Mouthparts: Chewing

Class Insecta • Order Orthoptera - Camel Cricket • Metamorphosis: Simple Mouthparts: Chewing

Uga5369804 Photo: W Cranshaw, CO State Univ, bugwood.org

Photo: David Cappaert, MI State Univ, bugwood.org

Class Insecta • Order

Orthoptera – Jerusalem Cricket •Metamorphosis: Simple Mouthparts: Chewing

Photo: D.B. Richman, NMSU

Class Insecta • Order Dermaptera – Earwig

•Metamorphosis: Simple

Mouthparts: Chewing

Photo: D.B. Richman, NMSU

Class Insecta • Order Mantodea – Mantid

•Metamorphosis: Simple

Mouthparts: Chewing

Photo: D.B. Richman, NMSU

Class Insecta Order Phthiraptera – Sucking Louse (Lice, plural) •Metamorphosis: Simple Mouthparts: Sucking

Cattle tail louse.

Human head louse

Both photos: MC Pereira, ICB, Univ Sao Paulo, Brazil

Class Insecta • Order Phthiraptera, Chewing Louse (Lice, pl.) • Metamorphosis: Simple Mouthparts: Chewing

Chicken feather louse Tamu.edu

Deer louse KS Dept Ag PDIS Org image lib

Chicken body louse MC Pierera icb usp brazil

Class Insecta • Order Isoptera – Termite •Metamorphosis: Simple

Mouthparts: Chewing

A) Wingless reproductive (adult) B) Winged reproductives (adults) C) Worker termites are actually nymphs

A)

Photo: PJBryant, UCIrvine Entomology

B)

Photo: Univ Kentucky Entomology

C)

Photo: D.B. Richman, NMSU

Class Insecta • Order

Blattodea – American Cockroach •Metamorphosis: Simple Mouthparts: Chewing

Photo: D.B. Richman, NMSU

Class Insecta Order Blattodea - German Cockroach Metamorphosis: Simple Mouthparts: Chewing

Photo: Univ. Nebraska-Lincoln, Dept. Entomology

Class Insecta • Order Blattodea - Oriental Cockroach • Metamorphosis: Simple Mouthparts: Chewing

Photo: Univ. Nebraska-Lincoln, Dept. Entomology

Class Insecta Order Thysanoptera – Thrips (both sing. & pl.) Metamorphosis: Simple Mouthparts: Sucking & Chewing

Palm thrips, Thrips palmi. Photo: Plant Protection Service Archive, Plant Protection Service, Bugwood.org

Onion thrips (L), Western flower thrips (R) Photo: Alton N. Sparks, Jr., University of Georgia, Bugwood.org

Next…… • The ‘True Bugs’---Hemiptera

Photo: D. B. Richman, NMSU