Other Common Names
Adult called Clover Nomophila
Larva called False Webworm, Celery Stalkworm, American Celery Webworm
Synonyms and other taxonomic changes
Nomophila nearctica Munroe, 1973
* phylogenetic sequence #154225
One of two species in this genus in our area.
Adult: at rest, wings are overlapped and hugged against abdomen, giving a long and narrow profile; forewing elongate, grayish-brown with two side-by-side dark oval spots (the claviform and orbicular spots) near middle of wing, and another dark bilobed spot (the reniform) a little farther out; hindwing much broader than forewing, pale brownish-gray with whitish fringe
Larva: head black; abdomen variably light brown to dark gray with bumpy surface and sparse long hairs; thin dark dorsal line bordered by narrow pale strip
all of United States and across southern Canada
also occurs south to Mexico and the neotropics
fields, roadsides, weedy waste places; adults are nocturnal and come to light
adults fly from April to November; most numerous from July to October
larvae feed on celery, grasses, Lucerne or Alfalfa (Medicago sativa), smartweed (Polygonum spp.), sweet clover (Melilotus spp.) and various other low herbaceous plants
Type locality: Canada, Nova Scotia, Petite Rivière
Hodges, Ronald W. (ed.) 1983. Check List of the Lepidoptera of America North of Mexico. (1)
Munroe, E. G. 1973 a: A supposedly cosmopolitan insect: The celery webworm and allies, genus Nomophila Hübner (Lepidoptera: Pyralidae). – The Canadian Entomologist, Ottawa 105 (2): 190–194, figs 5, 18, 33–34.
Powell, J. A., and P. A. Opler 2009. Moths of Western North America. pl. 23.30f; p. 179.(2)
Moth Photographers Group
- range map, photos of living and pinned adults.
BOLD - Barcode of Life Data Systems
- species account with collection map and photos of pinned adults.
(Larry Line, Maryland)
presence in Florida; list
plus common name reference [American Celery Webworm] (John Heppner, Florida State Collection of Arthropods)
presence in California; list
(U. of California at Berkeley)