Bertkauia
Kolbe, 1882
Species Guides
2- Bertkauia crosbyana(elliptical barklouse)
- Bertkauia lepicidinaria(elliptical barklouse)
Bertkauia is a of barklice in the Epipsocidae, established by Kolbe in 1882. The genus contains at least three described , including the type species Bertkauia lucifuga (Rambur, 1842) and two species described by Chapman in 1930. Members of this genus are small, winged insects belonging to the order Psocodea, which includes booklice and barklice. The genus has been recorded across parts of Europe and North America.
Pronunciation
How to pronounce Bertkauia: //bɛɾtˈkaʊ̯.i.a//
These audio files are automatically generated. While they are not always 100% accurate, they are a good starting point.
Identification
Bertkauia can be distinguished from other epipsocid by genitalic characters and wing venation patterns, though specific diagnostic features require microscopic examination. The genus is placed in Epipsocidae based on antennal segmentation, tarsal structure, and wing . Definitive identification to species level typically requires examination of male genitalia.
Habitat
in this are found in forested environments where they inhabit bark, leaf litter, and other decaying plant material. The specific microhabitat preferences for individual species remain poorly documented.
Distribution
Recorded from Mexico, Denmark, Norway, and Sweden. Additional records likely exist from other temperate regions of Europe and North America based on the distribution of related epipsocid .
Ecological Role
As members of the Psocodea, Bertkauia contribute to nutrient cycling in forest through their feeding on decaying organic matter and fungal growth on bark and leaf litter.
Human Relevance
No direct economic or medical significance to humans. Not known to be a pest or to cause damage to stored products or structures.
Similar Taxa
- EpipsocusEpipsocus is another in Epipsocidae with similar body form and preferences; distinguished by differences in wing venation and genitalic structure
- ReuterellaReuterella shares -level characteristics but differs in antennal segmentation and details of the pterostigma
More Details
Taxonomic history
The was established by Kolbe in 1882. were later added by Chapman in 1930. The type species, originally described as Caecilius lucifugus by Rambur in 1842, was later transferred to Bertkauia.
Observation records
iNaturalist holds 448 observation records for this , indicating it is moderately well-documented by citizen scientists, though many may be identified only to genus level.