Dysstroma brunneata
(Packard, 1867)
Dysstroma brunneata is a of geometrid in the Larentiinae. It is distributed across North America, with confirmed records from the Canadian provinces of Alberta, Manitoba, and Saskatchewan. The species was originally described as Cidaria brunneata by Packard in 1867 before being transferred to the Dysstroma. Like other members of this genus, it is a small to medium-sized moth with cryptic coloration typical of carpet moths.
Pronunciation
How to pronounce Dysstroma brunneata: //dɪsˈstroʊmə brʌˈniːətə//
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Identification
Dysstroma brunneata can be distinguished from similar Dysstroma by the specific epithet reference to its brown coloration (brunneata = brownish). Accurate identification to species level within Dysstroma typically requires examination of genitalia characters and comparison with closely related species such as Dysstroma citrata and D. truncata. The MONA ( of North America) or Hodges number 7194 provides a standardized reference for this species in North American faunal works.
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Distribution
North America. Confirmed present in Alberta, Manitoba, and Saskatchewan, Canada. The is expected to occur more broadly across northern and western North America based on distribution patterns, though specific state and provincial records beyond the three Canadian provinces are not documented in the provided sources.
Similar Taxa
- Dysstroma citrataSimilar size and wing pattern; distinguished by more yellowish or citrine coloration and different genitalia structure.
- Dysstroma truncataOverlapping distribution in North America; separated by subtle differences in forewing pattern and male genitalia.
More Details
Taxonomic History
Originally described by Alpheus Spring Packard in 1867 as Cidaria brunneata. Later transferred to the Dysstroma, where it currently resides. Packard was a prominent American entomologist and paleontologist who described numerous North American Lepidoptera in the late 19th century.
Catalogue Reference
The is catalogued under Hodges number 7194 in the of North America (MONA) numbering system, which provides a standardized numbering scheme for North American Lepidoptera species.
Observation Data
As of the source data, iNaturalist contained 262 observations of this , indicating it is moderately well-documented by citizen scientists, though precise geographic and phenological patterns from these observations were not analyzed in the provided sources.