Palaeoneura

Palaeoneura species can be distinguished from related mymarid genera by the combination of wing venation patterns and antennal structure. The genus is characterized by reduced wing venation typical of the family, with forewings having a relatively simple venation pattern. Identification to species level requires examination of microscopic characters including antennal segment proportions, wing measurements, and body proportions. The genus resembles Acmopolynema and Xenopolynema but differs in specific antennal and genitalic characters.

Northern America (including California, USA) and Australia. Specific distribution records include California in the Nearctic region and Rajasthan in the Oriental region (though the latter may represent a misidentification or vagrant record requiring verification).

As members of Mymaridae, species in this genus are presumed to be egg parasitoids of other insects, though specific host records for Palaeoneura species remain poorly documented. One record indicates Palaeoneura sp. has been associated with eggs of the glassy-winged sharpshooter (Homalodisca vitripennis) in French Polynesia.

Limited direct economic importance. The genus has been incidentally collected in surveys for biological control agents targeting proconiine sharpshooters (Cicadellidae), but no species have been developed as commercial biocontrol agents.

• AcmopolynemaSimilar body form and wing venation; distinguished by antennal segment structure and male genitalia
• XenopolynemaFormerly treated as related genus; separated based on antennal and wing characters per Triapitsyn & Berezovskiy 2007 revision
• PolynemaShares reduced wing venation; Palaeoneura differs in having more slender body form and distinct antennal proportions

• Mymaridae
• fairyflies
• egg parasitoid
• Chalcidoidea
• Hymenoptera
• parasitoid wasps
• Nearctic
• Australasian

• BugGuide
• Wikipedia
• GBIF taxonomy match
• iNaturalist taxon
• NCBI Taxonomy
• Catalogue of Life
• Publications | Entomology Research Museum