Nebria arkansana fragilis
Casey, 1924
Nebria arkansana fragilis is a of in the , described by Casey in 1924. It belongs to the subgenus Erwinebria within the Nebria. The N. arkansana is part of a Holarctic genus of commonly associated with riparian and moist in montane and subalpine environments. The subspecific epithet 'fragilis' suggests morphological distinction from the nominate subspecies, though specific diagnostic characters are not documented in available sources.
Pronunciation
How to pronounce Nebria arkansana fragilis: /ˈnɛbɹia aɹˈkansana ˈfɹædʒɪlɪs/
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Distribution
Recorded from Canada and the United States in North America. Specific locality data beyond national-level records are not available in accessible sources.
More Details
Taxonomic Note
The subgenus Erwinebria (established by Ledoux & Roux in 2005) contains distributed in western North America. The fragilis was described by Thomas L. Casey, a prolific known for describing numerous in the early 20th century. The original description likely appeared in Casey's 'Memoirs on the ' series, though the exact publication details would require verification from primary literature.
Data Limitations
No specimen observations are recorded in iNaturalist for this . The absence of modern collection records or ecological studies in accessible databases suggests this may be a rarely encountered or poorly sampled , or alternatively that specimens are not identified to subspecies level in contemporary collections.