Coenochroa bipunctella
Barnes & McDunnough, 1913
sand dune panic grass moth, sand-dune panic-grass moth
Coenochroa bipunctella, described in 1913 by Barnes and McDunnough, is a North American snout in the Pyralidae. The references its association with sand dune and panic grass (Panicum). The is documented from scattered localities across the southern and eastern United States.
Pronunciation
How to pronounce Coenochroa bipunctella: /ˌsiːnəˈkroʊə ˌbaɪpʌŋkˈtɛlə/
These audio files are automatically generated. While they are not always 100% accurate, they are a good starting point.
Identification
The specific epithet 'bipunctella' suggests two distinct spots on the forewings, a common diagnostic feature in Phycitinae. As a member of Coenochroa, it likely exhibits the slender, elongate labial palps characteristic of snout moths. Definitive identification requires examination of genitalia or comparison with .
Habitat
Sand dune , specifically those supporting panic grass (Panicum ). The and limited collection records indicate a specialized association with coastal or inland dune systems.
Distribution
United States: documented from Florida, Arizona, and Maryland. The disjunct distribution pattern suggests possible broader occurrence in suitable dune across the southern and eastern United States.
Diet
Larvae likely feed on panic grass (Panicum ), based on the . This association remains to be confirmed through direct observation.
Host Associations
- Panicum - probable larval Inferred from ; not verified
Ecological Role
Probable herbivore in sand dune grassland . May contribute to nutrient cycling in these specialized .
Similar Taxa
- Coenochroa pollinosaCongeneric with overlapping North American distribution; similar preferences in sandy areas
- Other Phycitinae associated with grassesSimilar and ; requires genitalia examination for definitive separation
More Details
Taxonomic placement
Placed in Phycitinae (formerly often treated as Phycitidae). The Coenochroa contains relatively few described , most with limited geographic ranges.
Collection history
Despite being described over a century ago, the remains poorly collected with only 48 iNaturalist observations, suggesting either genuine rarity, cryptic habits, or under-sampling of dune .