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

Upcoming Events

Interested in a 2022 BugGuide gathering in New Mexico?

Photos of insects and people from the Spring 2021 gathering in Louisiana, April 28-May 2

National Moth Week 2020 photos of insects and people.

Photos of insects and people from the 2019 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.

Previous events


Species Nematocampa baggettaria - Baggett's Spanworm Moth - Hodges#7010.1

Nematocampa baggetaria - Nematocampa baggettaria
Show images of: caterpillars · adults · both
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Lepidoptera (Butterflies and Moths)
Superfamily Geometroidea (Geometrid and Swallowtail Moths)
Family Geometridae (Geometrid Moths)
Subfamily Ennominae
Tribe Cassymini
Genus Nematocampa (Filament Bearers)
Species baggettaria (Baggett's Spanworm Moth - Hodges#7010.1)
Hodges Number
Synonyms and other taxonomic changes
Nematocampa baggettaria Ferguson 1993
Explanation of Names
"This species is named for H.D. (Dave) Baggett of Palatka, Florida, who first
brought it to my attention and who collected about half of the specimens seen" (Ferguson , 1993) (1)
Ferguson (2008) reported the forewing length. (2)
♂ 7-8 mm.
♀ 7-9 mm.
The smallest of the three North American species. (2)
Nematocampa baggettaria does not have the swollen, clavate, hindtibial spur present in the two other species. The females have purplish-brown shading in most of the outer third of the forewing. (1)
Wagner (2010) describes the larva and provides a photo. (preview page in Internet References)(3)
Determined by James K. Adams, Dept. of Natural Science, Dalton State College, Dalton, GA
North Carolina to Florida to Louisiana. (one record from North Carolina) (1)
Ferguson (1993) reported adults collected from April to September. (1)
Ferguson (2008) reported the immature stages and host plant as unknown. (1)
Wagner (2010) reported a long list of larval host plants. Many hardwoods, softwoods and shrubs. (preview page in Internet References)
Print References
Ferguson, D.C., 1993. A revision of the species of Nematocampa (Geometridae: Ennominae) occurring in the United States and Canada. Journal of the Lepidopterist Society 47: 73, figs. 19-23, 27, 30, 31, 36, 37-39. (1)
Ferguson, D.C., 2008. The Moths of America North of Mexico, Fascicle 17.2., p. 33; pl. 1.12-15. (2)
Works Cited
1.A revision of the species of Nematocampa (Geometridae: Ennominae) occurring in the United States and Canada
Douglas C. Ferguson . 1993. Journal of the Lepidopterist Society, 47: 60-77.
2.The Moths of America North of Mexico, Fascicle 17.2, Geometroidea, Geometridae, Ennominae.
Douglas C. Ferguson . 2008. The Wedge Entomological Research Foundation.
3.Caterpillars of Eastern North America
David L. Wagner. 2005. Princeton University Press.
4.North American Moth Photographers Group