Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
Clickable Guide
Moths Butterflies Flies Caterpillars Flies Dragonflies Flies Mantids Cockroaches Bees and Wasps Walkingsticks Earwigs Ants Termites Hoppers and Kin Hoppers and Kin Beetles True Bugs Fleas Grasshoppers and Kin Ticks Spiders Scorpions Centipedes Millipedes

Calendar
Upcoming Events

Information about the 2019 BugGuide Gathering in Louisiana, July 25-27

Discussion, insects and people from the 2018 gathering in Virginia, July 27-29

Photos of insects and people from the 2015 gathering in Wisconsin, July 10-12

Photos of insects and people from the 2014 gathering in Virginia, June 4-7.

Photos of insects and people from the 2013 gathering in Arizona, July 25-28

Photos of insects and people from the 2012 gathering in Alabama

Photos of insects and people from the 2011 gathering in Iowa


TaxonomyBrowse
Info
ImagesLinksBooksData

Species Phragmatobia fuliginosa - Ruby Tiger Moth - Hodges#8156

Ruby Tiger Moth - Phragmatobia fuliginosa 1603a Phragmatobia fuliginosa - Ruby Tiger Moth 8156 - Phragmatobia fuliginosa Ruby Tiger Moth - Phragmatobia fuliginosa Ruby Tiger Moth - Phragmatobia fuliginosa Ruby Tiger Moth - Phragmatobia fuliginosa Ruby Tiger Moth (Phragmatobia fuliginosa) - Phragmatobia fuliginosa Phragmatobia fuliginosa  - Phragmatobia fuliginosa Ruby Tiger Moth - Hodges#8156 - Phragmatobia fuliginosa
Show images of: caterpillars · adults · both
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Lepidoptera (Butterflies and Moths)
Superfamily Noctuoidea (Owlet Moths and kin)
Family Erebidae
Subfamily Arctiinae (Tiger and Lichen Moths)
Tribe Arctiini (Tiger Moths)
Subtribe Spilosomina
Genus Phragmatobia
Species fuliginosa (Ruby Tiger Moth - Hodges#8156)
Hodges Number
8156
Synonyms and other taxonomic changes
Phragmatobia fuliginosa (Linnaeus, 1758) (1)
Phylogenetic sequence # 930332
Numbers
Lafontaine & Schmidt (2010) included three species of the genus Phragmatobia in America north of Mexico. (2)
Size
Wingspan 28-34 mm.
Identification
Adult: body hairy; head and thorax dark reddish-brown; foreleg with red hair on femur; abdomen red with rows of black spots; wings translucent; forewing dull reddish brown with black reniform spot but no lines; hindwing pale pink with black discal spot and uneven black shading along costal and outer margins.
[adapted from description by Charles Covell]

Larva: early instars are yellowish and gray with sparse tufts of black hair; each abdominal segment with round black dorsolateral spot on each side of midline; later instars are densely hairy black and brown.
Range
northern half of United States and all of Canada, including the arctic
also occurs throughout Eurasia
Habitat
Damp shrubby or weedy areas bordering rivers, streams, marshes where food plants grow.
Season
The adults are most common from April to October. (3)
Food
The larvae feed on dock (Rumex spp.), goldenrod, ironweed, joe-pye-weed, plantain, skunk cabbage, sunflower, Sweet Gale (Myrica gale) and other plants.
Life Cycle
Two generations per year.
Life cycle images:
larva; adult
Remarks
The adults are nocturnal and attracted to light.
See Also
Phragmatobia assimilans (Large Ruby Tiger Moth) and (Phragmatobia lineata) (Lined Ruby Tiger Moth) have faint lines across the forewing, and more extensive red/pink shading on the hindwing .
compare images of all three species
Print References
Newman, J.H. & J.P. Donahue 1966. The genus Phragmatobia in North America, with a description of a new species (Lepidoptera: Arctiidae), The Michigan Entomologist, 1(2). (1)
Powell, J.A. & P.A. Opler, 2009. Moths of Western North America. University of California Press, pl. 47, fig 9; p. 269.(4)