Dasyrhadus impressicollis
Fall, 1910
Dasyrhadus impressicollis is a of soft-bodied plant beetle in the Rhadalidae (sometimes treated as a within Melyridae). The species was described by Fall in 1910 and is known from a small number of observations in British Columbia, Canada. It belongs to a of beetles with limited published biological information.
Pronunciation
How to pronounce Dasyrhadus impressicollis: //ˌdæsɪˈreɪdəs ɪmˌprɛsɪˈkoʊlɪs//
These audio files are automatically generated. While they are not always 100% accurate, they are a good starting point.
Identification
Distinguished from other Dasyrhadus by the impressed (concave or grooved) pronotum indicated by the species epithet 'impressicollis'. Specific diagnostic characters require examination of the original description (Fall 1910) or .
Distribution
Known from British Columbia, Canada. Distribution records are sparse, with only 5 observations documented on iNaturalist as of the available data.
Similar Taxa
- Other Dasyrhadus speciesCongeneric may share general body form and require examination of pronotal and other subtle morphological features for separation.
More Details
Family placement
The placement of this has been inconsistent across sources: GBIF lists it under Melyridae, while NCBI and iNaturalist place it in Rhadalidae. Rhadalidae is now generally treated as a separate family within the superfamily Cleroidea, though historically it was sometimes classified as a (Rhadalinae) within Melyridae.
Data limitations
This is poorly represented in public databases and scientific literature. The low observation count (5 on iNaturalist) and absence of Wikipedia summary suggest limited study and potentially restricted range or cryptic habits.