Ampedus melsheimeri
(Leng, 1918)
Ampedus melsheimeri is a of ( ) described by Leng in 1918. The species belongs to a of commonly associated with decaying wood and fungal substrates. Records indicate it occurs in central and eastern Canada, with scattered observations suggesting it may be uncommon or undercollected. As with many Ampedus species, detailed information remains limited.
Pronunciation
How to pronounce Ampedus melsheimeri: /æmˈpiːdəs mɛlˈʃaɪmɪri/
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Identification
Members of Ampedus are generally recognized by their convex, somewhat cylindrical body form and often bright orange, , or bicolored . Ampedus melsheimeri specifically would require examination of male or detailed comparison of pronotal and elytral proportions against such as Ampedus nigricollis or Ampedus sanguinolentus. The name honors the Frederick Ernst Melsheimer.
Habitat
Based on -level associations and Canadian distribution records, likely inhabits deciduous and mixed forests where decaying wood and bracket provide larval food resources.
Distribution
Documented from Manitoba, Saskatchewan, Ontario, Quebec, and Nova Scotia, Canada. The distribution spans the Prairie Provinces through the Great Lakes region to the Maritime Provinces.
Behavior
As a , possess the ability to right themselves when overturned through a sudden flexion of the prosternal against the mesosternum, producing an audible click. This mechanism is characteristic of the .
Ecological Role
of Ampedus are generally , contributing to wood decomposition and in forest . They may serve as for woodpeckers and other .
Similar Taxa
- Ampedus nigricollisOverlapping range and similar bicolored elytral patterns; requires careful examination of pronotal shape and male for separation.
- Ampedus sanguinolentusShares reddish-orange elytral coloration; distinguished by details of pronotal punctation and elytral .
More Details
Taxonomic note
The was described by Charles William Leng in 1918, based on material from Canada. Leng was a prominent who described numerous North species.