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

Photos of insects and people from the 2022 BugGuide gathering in New Mexico, July 20-24

National Moth Week was July 23-31, 2022! See moth submissions.

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

Photos of insects and people from the 2019 gathering in Louisiana, July 25-27

Photos of 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


Previous events


TaxonomyBrowse
Info
ImagesLinksBooksData

Species Neogalerucella calmariensis - Black-margined Loosestrife Beetle

Beetle underside - Neogalerucella calmariensis Chrysomelidae - Neogalerucella calmariensis Neogalerucella calmariensis beetle ID please - Neogalerucella calmariensis Black-margined Loosestrife Beetle - Neogalerucella calmariensis CHRYSOMELIDAE Neogalerucella calmariensis? Black-marginatus loosestrife beetle - Neogalerucella calmariensis Neogalerucella calmariensis - male - female Chrysomelid beetle - Neogalerucella calmariensis
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Polyphaga (Water, Rove, Scarab, Long-horned, Leaf and Snout Beetles)
No Taxon (Series Cucujiformia)
Superfamily Chrysomeloidea (Longhorn and Leaf Beetles)
Family Chrysomelidae (Leaf Beetles)
Subfamily Galerucinae (Skeletonizing Leaf Beetles and Flea Beetles)
Tribe Galerucini
No Taxon (Section Atysites)
Genus Neogalerucella (Purple Loosestrife Beetles)
Species calmariensis (Black-margined Loosestrife Beetle)
Synonyms and other taxonomic changes
=Galerucella calmariensis
Explanation of Names
Author: Linnaeus, 1767
Identification
"Light brown, usually with a black triangle or a broad, dark stripe on the thorax. The body has parallel sides, is 3-5 mm long and half as wide, and is punctuated with coarse dots and fine, dense hairs." - Cornell
Range
Native to the entire Palaearctic Region(1); introduced since 1992 in a number of ne. and nw. US states and several areas in Canada
Food
Very specific host, the invasive purple loosestrife, Lythrum salicaria. It is not known to feed on any native plants.
Life Cycle
Female lays 300-400 eggs per year. Pupation occurs in the soil. From egg to adult takes about 6 weeks, and the adult lives 8-10 weeks. One generation per year.
Remarks
Imported from Europe as a biocontrol to combat purple loosestrife (Lythrum salicaria)
Internet References
Habitus and genitalia on European Chrysomelidae webpage