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

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 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


Species Hypena baltimoralis - Baltimore Hypena - Hodges#8442

Moth species - Hypena baltimoralis Baltimore Bomolocha - Hypena baltimoralis Baltimore Bomolocha Moth - 8442 - Dorsal - Hypena baltimoralis - male Baltimore Bomolocha - Hypena baltimoralis Baltimore Hypena? - Hypena baltimoralis Erebidae, Baltimore Hypena - Hypena baltimoralis Moth - Hypena baltimoralis Baltimore Snout - Hypena baltimoralis
Show images of: caterpillars · adults · both
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 Hypeninae
Genus Hypena
Species baltimoralis (Baltimore Hypena - Hodges#8442)
Hodges Number
Other Common Names
Baltimore Bomolocha
Synonyms and other taxonomic changes
Hypena baltimoralis Guenee, 1854.
Bomolocha baltimoralis
Phylogenetic sequence #930562
Wingspan 26-32 mm (1)
Adult: forewing grayish-brown, with whitish tint in female; tint often absent in male. Note blackish-brown apical dash, and large dark patch from base through median area which does not touch inner margin. Dark patch usually has white outer edging. Hindwing dark grayish-brown.
[description by Charles Covell]
Larva: bright green, elongate and somewhat flattened dorsally with reduced prolegs on third abdominal segment. Head green, occasionally with setal bases darkened. Setal bases orange, red, or black. Setae on eighth and ninth abdominal segments twice length of those on midabdominal segments. Rear of each segment yellowed. Anal prolegs splayed out in V.
[description by David Wagner and Valerie Giles]
Eastern US, west to Wisconsin, Missouri, Texas. (1)
Moth Photographers Group - large map with some collection locations and dates.
deciduous forests or edges; adults are nocturnal and come to light
Flies April - October (1)
adults fly from March to October in the south; May to September in the north
Caterpillar seen June to November (2)
Larvae feed on maples. (1)(3)(2)
Life Cycle
two generations per year in the north; two or more in the south
Arnett provides a photo (fig 27.324).(3)
See Also
Print References
Covell, p. 137, plate 40. (1)
Internet References
live larva image plus description and other info (David Wagner and Valerie Giles, Caterpillars of Eastern Forests, USGS)
Lynn Scott (live adult images, description, larval foodplants, flight season [Ontario])
Maryland Moths (adult images)
distribution in Canada list of provinces (U. of Alberta, using CBIF data)
Works Cited
1.Field Guide to Moths of Eastern North America
Charles V. Covell, Jr. 2005.
2.Caterpillars of Eastern Forests
David L. Wagner, Valerie Giles, Richard C. Reardon, Michael L. McManus. 1998. U.S. Dept of Agriculture, Forest Health Technology Enterprise Team.
3.American Insects: A Handbook of the Insects of America North of Mexico
Ross H. Arnett. 2000. CRC Press.
4.North American Moth Photographers Group
5.BOLD: The Barcode of Life Data Systems