Chrysobothris ignicollis
Horn, 1885
Chrysobothris ignicollis is a metallic wood-boring beetle in the Buprestidae. The is commonly associated with Juniperus species throughout western North America. It has been reared from dead branches of Juniperus virginiana and other juniper species. The species was described by Horn in 1885.
Pronunciation
How to pronounce Chrysobothris ignicollis: /ˌkɹaɪsoʊˈboʊθɹɪs ˌɪɡnɪˈkoʊlɪs/
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Identification
Belongs to the Chrysobothris femorata -group, which requires examination of character suites for reliable identification. Specific diagnostic characters for C. ignicollis relative to other members of this group are not detailed in available sources.
Habitat
Associated with Juniperus woodlands and areas where juniper occur. have been observed on freshly cut Juniperus virginiana (eastern redcedar) and on downed logs exposed to full sun.
Distribution
Western North America, with records from Oklahoma and broader distribution across the western United States. Also reported from Central America and North America generally.
Seasonality
have been observed in June in northwestern Oklahoma. Activity likely coincides with warm season conditions suitable for adult and plant availability.
Diet
Larvae feed within dead branches of Juniperus , including Juniperus virginiana. The species is a wood-borer in dead or dying juniper wood.
Host Associations
- Juniperus virginiana - eastern redcedar; larvae reared from dead branches, observed on freshly cut wood
- Juniperus - -level association; commonly associated with juniper throughout western North America
Life Cycle
Larvae develop within dead branches of juniper . Larval stage described in taxonomic literature, though specific developmental details are not well documented.
Behavior
are active during the day on exposed wood surfaces. Possess large, multi-faceted presumed to function in detection. When disturbed, expose brilliant metallic blue-green segments in as flash coloration. Males use pro- and mesolegs to clamp females during mating.
Ecological Role
Wood-borer in dead juniper branches; contributes to decomposition of dead wood in juniper .
Human Relevance
No significant economic pest status documented. Not associated with living shade or fruit trees unlike some .
Similar Taxa
- Chrysobothris femorataFormerly part of a catch-all that included multiple ; C. ignicollis distinguished by association with Juniperus and western distribution
- Chrysobothris caddoOccurs in similar region and (both found in northwestern Oklahoma), but C. caddo primarily associated with Celtis (hackberry) rather than Juniperus
More Details
Taxonomic History
Part of the taxonomically difficult Chrysobothris femorata -group, which was revised by Wellso and Manley (2007), doubling the number of described species in the group. Species limits rely on suites of characters rather than single diagnostic features.