Aquatic Hemiptera

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Aquatic Hemiptera

• 68 genera
• 412 species in North America

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Most are predators

• Exception is Corixidae detritivores

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Most lay eggs in spring

• Develop during summer, overwinter as adults

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Larvae

• Single segmented tarsi
• Wings present as wingpads

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Head

• Eyes well-developed
• Antennae present in semi-aquatic, hidden in true
  aquatics
• Sucking mouthparts present

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Thorax

• 3-segmented
• Legs frequently modified for swimming
• Wings

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Families

• Corixidae water boatmen

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• Nepidae water scorpions

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Pleidae pygmy backswimmers
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Notonectidae backswimmers
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Belostomatidae giant water bugs
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Naucoridae creeping water bugs
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Gerridae water striders
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Veliidae broad-shouldered water striders
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Hydrometridae marsh treaders
16
Saldidae shore bugs