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

BugGuide is a National Moth Week Partner. How to add your National Moth Week 2021 photos. July 17-25.

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

Previous events


Species Donacaula longirostrallus - Long-beaked Donacaula - Hodges#5319

Crambid Snout Moth - Donacaula longirostrallus Donacaula longirostrella - Donacaula longirostrallus Donacaula amblyptepennis  - Donacaula longirostrallus Donacaula longirostrellus? - Donacaula longirostrallus Long-beaked Donacaula - Donacaula longirostrallus Donacaula longirostrella - Donacaula longirostrallus Donacaula longirostrallus Donacaula longirostrallus
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 Schoenobiinae
Genus Donacaula
Species longirostrallus (Long-beaked Donacaula - Hodges#5319)
Hodges Number
Synonyms and other taxonomic changes
Donacaula longirostrallus (Clemens, 1860)(1)
Donacaula amblyptepennis (Dyar, 1917)
Chilo longirostrallus Clemens, 1860
Schoenobius longirostrallus
syn. Schoenobius amblyptepennis Dyar, 1917
Phylogenetic sequence #158625
Explanation of Names
LONGIROSTRELLA: from the Latin "longus" (long) + "rostrum" (beak); refers to the adult's long snout, and is the origin of the suggested common name above
Wingspan 22-28 mm. (2)
Adults - forewing yellowish-brown with scattered speckling; 3 dark spots equally spaced parallel to inner margin; dark and diffuse oblique line from apex to most distal of 3 spots; another partial oblique line and spot in median area; terminal line composed of 7 or 8 dark dots; hindwing pale yellowish-white, translucent, with dark terminal line dots at apex; snout long, thick. [Randy Hardy]

Southern Ontario and New England south to Florida, west to Texas, north to Arkansas and Nebraska. (2)
Adults are nocturnal and come to light.
See Also
A relatively distinctive Donacaula by forewing maculation; easily identified by male and female genitalia and possibly belonging in its own genus. However, DNA analysis indicates this species is actually part of a complex of at least five species.
Internet References
presence in Ontario; list (NHIC; Ontario Ministry of Natural Resources)