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 Major Groups | Insecta (insects) | Odonata (dragonflies, damselflies)

Note: Key from Theischinger & Endersby 2009

 
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1. Nymphs usually slender; 3 leaf-like OR saccoid caudal gills

Note: Median gill may be reduced and so appear as only 2 caudal gills.

Zygoptera (damselflies)

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Lestidae 

slender nymph

Synlestidae 

leaf-like caudal gills

Megapodagrionidae 

leaf-like caudal gills

Diphlebiidae 

saccoid caudal gills

Chlorocyphidae (East Timor) 

median gill reduced

-Nymphs usually stout; without external caudal gills, BUT with 3 conspicuous substantial spine-like OR triangular processes at tip of abdomen, forming "anal pyramid"

Epiprocta (dragonflies)

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Gomphidae 

Larvae stout

Austrocorduliidae 

3 spine-like processes

Synthemistidae 

3 triangular processes


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