order
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Coleoptera
“Adult Beetles”
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Coleoptera
“Larval Beetles”
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Diptera
“True Flies”
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Ephemeroptera
“Mayflies”
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Hemiptera
“True Bugs”
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Lepidoptera
“Aquatic Caterpillars, Snout Moths”
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Megaloptera
“Alderflies, Dobsonflies, and Fishflies”
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Odonata
“Dragonflies and Damselflies”
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Plecoptera
“Stoneflies”
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Trichoptera
“Caddisflies”
“Waterscorpions”
Family Overview
Nepidae
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Waterscorpions
The mouthparts are slender, needle-like; the antennae are short and hidden from dorsal view; the end of the abdomen has a cylindrical breathing tube composed of 2 slender, non-retractile filaments.
Characteristics
POLLUTION TOLERANCE
Southeast: up to 7.5
0 = least tolerant, 10 = most tolerant
FEEDING HABITS
Piercer / Predator
MOVEMENT
Climber
Diagnostic Characters
Order
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Hemelytra
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Needle-like Beak
Family
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Antennae Shorter than Head
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Long Breathing Tube on Abdominal Apex
+ Expanded Character List
Order:
Adults: With or without wings. If wings present, forewings typically leathery or hard basally and translucent and flexible apically. Nymphs: With or without wing pads. Segmented legs present. Mandibles hidden within needle-like beak in adults and nymphs.
Family:
The mouthparts are slender, needle-like; the antennae are short and hidden from dorsal view; the end of the abdomen has a cylindrical breathing tube composed of 2 slender, non-retractile filaments.
Dorsal