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Species Neodactria caliginosellus - Black Grass-veneer - Hodges#5381

Black Grass-veneer - Neodactria caliginosellus Neodactria caliginosellus unknown moth - Neodactria caliginosellus unknown moth - Neodactria caliginosellus Black Grass-veneer - Hodges #5381 (Neodactria caliginosella) - Neodactria caliginosellus Moth - Neodactria caliginosellus Moth - Neodactria caliginosellus Neodactria caliginosellus
Show images of: caterpillars · adults · both
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Lepidoptera (Butterflies and Moths)
Superfamily Pyraloidea (Pyralid and Crambid Snout Moths)
Family Crambidae (Crambid Snout Moths)
Subfamily Crambinae (Crambine Snout Moths)
Tribe Crambini (Grass-Veneers)
Genus Neodactria
Species caliginosellus (Black Grass-veneer - Hodges#5381)
Hodges Number
Other Common Names
Corn Root Webworm (larva)
Synonyms and other taxonomic changes
formerly Crambus caliginosellus; placed in genus Neodactria by Bernard Landry in 1995
listed under genus Pediasia at some Internet sites
wingspan about 17 mm, based on photo by Jim Vargo at MPG
Adult: forewing dark brown to blackish with inconspicuous black PM and subterminal lines; ST line is irregularly jagged with small teeth - a distinctive feature; hindwing dark grayish-brown with pale yellowish fringe

Larva: body pale white or gray with dark tubercles
Quebec and New England to Florida, west to South Dakota and California, north to Alberta
grassy areas, fields; adults are crepuscular/nocturnal and come to light
adults fly in June and July in Alberta; probably longer season in the south
larvae feed on turf grasses and occasionally corn stalks at ground level
Life Cycle
one generation per year
See Also
Bluegrass Webworm Moth (Parapediasia teterrella) forewing has a smooth and mostly straight subterminal line, not irregularly jagged and toothed
Internet References
live and pinned adult images by various photographers, plus common name reference [Black Grass-veneer] (Moth Photographers Group)
pinned adult image and collection site map (All-Leps)
pinned adult image (Larry Line, Maryland)
presence in North Carolina 19 pinned specimens (listed under Crambus), including locally collected specimens (North Carolina State U.)
presence in Florida; list (John Heppner, Florida State Collection of Arthropods)
presence in South Dakota; key to species (B. McDaniel et al, Journal of the Lepidopterists' Society, 1984, courtesy of Yale U., Connecticut)
presence in California; list (U. of California at Berkeley)
presence in Alberta list of collected specimens, localities, and collection dates (Strickland Entomological Museum, U. of Alberta)
presence in Ontario; list (NHIC; Ontario Ministry of Natural Resources)
common name reference [Corn Root Webworm; larva] plus foodplant and brief description (Connecticut Agricultural Experiment Station)