HEMIPTERA True bugs.

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Presentation transcript:

HEMIPTERA True bugs

Both mandibles modified HEMIPTEROID CLASSIFICATION Parasitic Phthiraptera - lice Mandibles present Lacinia - a rod Free living Psocoptera - book lice Sucking mouthparts Thysanoptera - thrips Right mandible lost Mandibles + lacinia = stylets Hemiptera- true bugs Both mandibles modified

Hexapod Orders Hemiptera Hemi - half, ptera - wing Number of Species 82,0000 Common names True bugs Typical habitats Variable Distinguishing characteristics -piercing sucking mouthparts Other features -leathery half-wing

Hemiptera - Taxomony Orders Suborders Heteroptera Homoptera OR Heteroptera Hemiptera Homoptera

Front Mandibles Maxillae Back Hemiptera - Features Piercing/sucking mouthparts Front Mandibles Maxillae Channel for food Back Channel for saliva

Features of Hemipteran Suborders 1. Heteroptera = Hetero -, different; ptera - wing leathery membranous

Features of Hemipteran Suborders 2. Homoptera = Homo -, same; ptera - wing -wing is entirely membranous

Other Hemipteran Features 1. Repugnatorial glands

Other Hemipteran Features 1. Repugnatorial glands 2. Salivary glands - extraoral digestion

Other Hemipteran Features 1. Repugnatorial glands 2. Salivary glands - extraoral digestion 3. Concentration of abdominal ganglia (1-3) Orthoptera Hemiptera

Other Hemipteran Features 1. Repugnatorial glands 2. Salivary glands - extraoral digestion 3. Concentration of abdominal ganglia (1-3) 4. Acrotrophic ovarioles

HOMOPTERA Cicadidae

HOMOPTERA Cicadidae - Sound Production

HOMOPTERA Cicada life cycle 11 – 17 years

Cicada - Mass Emergence

Homoptera - Aphididae - aphids Life stages Nymph Winged female Wingless (parthenogenetic) female Winged male

Soybean Buckhorn Life Cycle - Soybean Aphid Winged female (migrant) Wingless female Wingless female Stem mother Spring Winged female (summer migrant) Summer Buckhorn Winter Overwintering egg Fall Wingless female Wingless female Winged female Winged female (fall migrant) Winged male

Life Cycle - Soybean Aphid

Homoptera - Membracidae - tree/ leaf/ planthoppers

Homoptera Spittle bugs

HETEROPTERA Niches Aquatic Intertidal Marine Predatory Parasitic Herbivore

Heteroptera Rhodnius Chagas disease

Heteroptera Plant Bugs

Heteroptera Aquatic bugs