Melba quercae
Chandler, 1985
Melba quercae is a small rove beetle in the Pselaphinae, described from Arizona in 1985. The specific epithet 'quercae' suggests an association with oak (Quercus). As a pselaphine, it likely inhabits forest floor leaf litter and decaying organic matter. The is known from limited collection records in the southwestern United States.
Pronunciation
How to pronounce Melba quercae: /ˈmɛlbə ˈkwɛrkae/
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Identification
Members of the Melba are minute pselaphine rove beetles, generally under 3 mm in length, with compact bodies and reduced exposing most of the . Specific diagnostic features for M. quercae are not documented in readily available sources. Identification to level requires examination of male genitalia and other microscopic characters, with reference to the original description (Chandler, 1985).
Habitat
The specific epithet and collection locality suggest association with oak woodland or forest . As a pselaphine , it likely occurs in moist microhabitats within leaf litter, rotting wood, or other decaying plant matter on the forest floor.
Distribution
Known from Arizona, USA. GBIF records indicate presence in North America with specific occurrence in Arizona.
Host Associations
- Quercus - implied by specific epithet name 'quercae' suggests ecological association with oak, though direct relationship is not confirmed
Similar Taxa
- Other Melba speciesCongeneric share minute size, compact body form, and pselaphine ; require dissection and comparison with for reliable separation
- Other Trimiina generaTribe members share reduced and similar preferences; -level identification depends on subtle antennal and pronotal characters
More Details
Taxonomic status note
Catalogue of Life lists this as a synonym, while GBIF treats it as accepted. This discrepancy reflects ongoing taxonomic evaluation in the Pselaphinae.
Original description
Described by Donald S. Chandler in 1985, likely in a revisionary work on North American Pselaphinae. The original description contains the definitive diagnostic characters.