Synonyms and other taxonomic changes
revised by Arnett (1951)
(2)Explanation of Names
Oedemeridae
Latreille 1810
Oedemera: Greek οιδειν 'swell' + μηροσ 'thigh'
(3)
Numbers
3 subfamilies, with ~90 spp. in 18 genera in our area, ~1500 spp. in 115 genera worldwide
(4) [500/100 per
(5)]; 13 spp. in Canada
(6)
Overview of our fauna
Family Oedemeridae
Identification
Antennae with 11 long filiform, serrate or clavate antennomeres. Tarsal formula 5-5-4. 5-6, 2 connate ventrites. Elongate, pubescent, often brightly colored. Head not abruptly constricted posteriorly. Prothorax without margins, expanded anteriorly, then narrowed, sides rounded.
Habitat
Most abundant along the coast and in moist wooded habitats. Adults of some species are nectar and pollen feeders and often found on flowers. They are also found resting on foliage or in moist, rotten logs. Larvae develop in moist, decaying logs, stumps, and roots of hardwoods and conifers, including wharf pilings and driftwood.
(7)Food
Adults take pollen, typically on early spring flowers
Remarks
some produce toxic defensive chemicals