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Species Page - Dicerca divaricata
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scientific name    Dicerca divaricata    

habitat
Hardwood stands.

seasonality
July.

identification
Similar in appearance to beetles of D. hesperoborealis and D. callosa. The channel on the pronotum tends to be a bit shallower and the punctures on the pronotum tend to be less course. The adults are similar to D. caudata but differ in the shape of the pronotum, being widest at the middle and the elytral striae are usually distinctly visible.

life history
These beetles are reported to feed in the heart wood of a variety of dead trees (Knull 1922). The Alberta specimen was associated with birch.

conservation
Uncommon.

diet info
Reported to feed on a variety of hardwoods, including maple, birch, cherry (Prunus spp.) and elm (Bright 1987).

range
This is primarily an eastern and southern species just getting into southern Alberta. In Canada the species is found east to Nova Scotia, and south in the United States to Alabama and Georgia (Bright 1987, Nelson 1975).

quick link
http://entomology.museums.ualberta.ca/searching_species_details.php?s=2991



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References (3)

 

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