Ectopsocidae
Roesler, 1944
Outer Barklice
Genus Guides
2- Ectopsocopsis(outer barklice)
- Ectopsocus
is a of small bark lice in the order Psocodea, containing fewer than 200 concentrated primarily in the Ectopsocus. These insects are distinguished by unique wing venation features, particularly the absence of the areola postica in the forewing. They are distributed worldwide with highest diversity in Asia, and are found in dead leaf and leaf litter on trees.
Pronunciation
How to pronounce Ectopsocidae: //ɛk.toʊˈsɒ.sɪˌdiː//
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Identification
Distinguished from other by the absence of areola postica in the forewing (shared with Peripsocidae) combined with the rectangular pterostigma and horizontal wing posture. The short, broad forewings held flat rather than roof-like over the body separate from most other Psocomorpha. Hindwing venation with Rs and M connected by crossvein provides additional diagnostic character.
Images
Habitat
Dead leaves on tree branches and leaf litter
Distribution
Worldwide distribution with highest in Asia. Fourteen in Ectopsocus and Ectopsocopsis recorded from North America. Documented from Colombia, Iran, Denmark, Norway, Sweden, and Brazil (Bahia State).
Similar Taxa
- PeripsocidaeAlso lacks areola postica in forewing; distinguished by wing posture and pterostigma shape