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Species Placosternus difficilis - Mesquite Borer

Mesquite Borer, dorsal view - Placosternus difficilis Mesquite Borer, lateral view - Placosternus difficilis Mesquite Borer (Placosternus difficilis) - Placosternus difficilis Gymnetis with Placosternus - Placosternus difficilis Longhorned Beetle - Placosternus difficilis Mesquite Borer Placosternus difficilis? - Placosternus difficilis Placosternus difficilis
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Polyphaga (Water, Rove, Scarab, Longhorn, Leaf and Snout Beetles)
Superfamily Chrysomeloidea (Long-horned and Leaf Beetles)
Family Cerambycidae (Longhorned Beetles)
Subfamily Cerambycinae
Tribe Clytini
Genus Placosternus
Species difficilis (Mesquite Borer)
Synonyms and other taxonomic changes
Orig. Comb: Cyllene difficilis Chevrolat 1862
Numbers
2 spp. n. of Mex. (1)
Range
CA-FL / south to Honduras / Cuba, Bahamas (2)
Season
February to November, mostly spring and fall in south Texas (Hovore et al. 1987)
Mostly July through October in North Texas (Lingafelter & Horner 1993)
Food
Larval hosts: Prosopis, Acacia, Pithecellobium, Platanus, Citrus, Leucaena (Hovore et al. 1987)
Life Cycle
Adults are active day and night, running rapidly along freshly cut branches of their host plants and feeding on the blossoms of Koeberlinia, Acacia, Baccharis, Bumelia, Clematis, and Solidago (Hovore et al. 1987)
Remarks
Adults come to lights and bait.
See Also
Megacyllene
Placosternus
Print References
Hovore, F.T., R.L. Penrose & R.W. Neck 1987. The Cerambycidae, or longhorned beetles, of southern Texas: a faunal survey. Proceedings of the California Academy of Sciences, 44(13): 283-344, 20 figs.
Lingafelter, S.W. & N.V. Horner. 1993. The Cerambycidae of north-central Texas. The Coleopterists Bulletin, 47(2): 159-191.
Internet References
Texas Beetles - Mike Quinn
Placosternus difficilis - Florida State Collection of Arthropods
Works Cited
1.American Beetles, Volume II: Polyphaga: Scarabaeoidea through Curculionoidea
By Arnett, R.H., Jr., M. C. Thomas, P. E. Skelley and J. H. Frank. (eds.)
2. A distributional checklist of the beetles (Coleoptera) of Florida
By Peck & Thomas. 1998.