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Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Odonata
Suborder: Zygoptera
Family: Synlestidae

The Synlestidae are a family of damselflies commonly known as sylphs or malachites. They rest the same way as spreadwing damselflies (Lestidae) do. Species in Synlestidae look similar to species in Lestidae.

Descriptive features[edit]

  • antennal segment 2 markedly longer than segment 3
  • prementum markedly longer than wide
  • premental ligula with well-developed median cleft
  • lobes of premental ligula not bulbous, moderately raised
  • no premental setae
  • labial palps without setae
  • paraglossae absent
  • abdomen slender
  • median and lateral caudal gills similar in form
  • caudal gills leaf-like, arranged vertically, apex rounded or slightly pointed, without *terminal stylus or filament
  • Total length: 21.0–36.0 mm