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

Discussion, insects and people from the 2018 BugGuide 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

Photos from the 2010 Workshop in Grinnell, Iowa

Photos from the 2009 gathering in Washington


Species Moneilema armatum

Moneilema armatum Moneilema - Moneilema armatum Cactus longhorn - Moneilema armatum Beetle on Cactus - Moneilema armatum Black longhorned beetle on a cactus - Moneilema armatum Moneilema armatum LeConte - Moneilema armatum Armed Cactus Longhorn - Moneilema armatum Armed Cactus Longhorn - Moneilema armatum
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 (Long-horned and Leaf Beetles)
Family Cerambycidae (Long-horned Beetles)
Subfamily Lamiinae (Flat-faced Longhorns)
Tribe Moneilemini
Genus Moneilema (Cactus Longhorned Beetles)
Species armatum (Moneilema armatum)
Explanation of Names
Moneilema armatum LeConte 1853
armatum = 'armed' (refers to pronotal spines)
pronotal spines smaller than antennomere 9

but note wide degree of variation shown here - Cerambycidae Catalog
sw. US (AZ-TX-KS-CO) / n. Mex. (1)(2)
mostly: May-Aug (BG data)
Bores into the stems and roots of living prickly pear cactus, Opuntia (Raske 1971)
Type Locality: Texas
Print References
LeConte J.L. (1853) Description of twenty new species of Coleoptera inhabiting the United States. Proceedings of the Academy of Natural Sciences of Philadelphia, 6: 226-235.
Raske A.G. (1971) Bionomics and taxonomy of the genus Moneilema Say. Ph.D. Dissertation (unpubl.), Univ. California, Berkeley. 270 pp.
Smith C.I., & Farrell B.D. (2005) Range expansions in the flightless longhorn cactus beetles, Moneilema gigas and Moneilema armatum, in response to Pleistocene climate changes. Molecular Ecology 14(4): 1025-1044.
Internet References
Works Cited
1.The Cerambycidae of North America, Part VII, No. 2: ... subfamily Lamiinae, tribes Acanthocinini through Hemilophini.
E. Gorton Linsley & John A. Chemsak. 1995. University of California Publications in Entomology 114: 1-292.
2.The Cerambycidae, or longhorned beetles, of southern Texas: a faunal survey (Coleoptera)
Hovore F.T., Penrose R.L., Neck R.W. 1987. Proc. Calif. Acad. Sci. 44: 283-334.