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Genus Ptosima

Ptosima laeta Waterhouse - Ptosima laeta Ptosima laeta Waterhouse - Ptosima laeta Ptosima laeta Waterhouse - Ptosima laeta Ptosima laeta Waterhouse - Ptosima laeta Metallic Wood-boring Beetle - Ptosima gibbicollis Redbud Borer - Ptosima gibbicollis Ptosima laeta Ptosima gibbicollis
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Polyphaga
No Taxon (Series Elateriformia)
Superfamily Buprestoidea
Family Buprestidae (Metallic Wood-boring Beetles)
Subfamily Polycestinae
Genus Ptosima
Synonyms and other taxonomic changes
Our only representative of the tribe Ptosimini Kerremans 1902
Explanation of Names
Ptosima Serville in Dejean 1833
ptosis (G). 'fall, droop'
Numbers
4 spp. in our area(1); 10 spp. worldwide(2)
Size
6-8 mm
Identification
base of pronotum with row of rasplike grooves(1); distinguished from Acmaeodera by distinct scutellum

genus reviewed in(3)
Range
Holarctic and Oriental(2); in our area, e. and midwestern US to TX(1) (gibbicollis is widespread in east, idolynae, in south-central US to TX, laeta in TX, walshii in the Midwest)
Food
Larvae in stems of deciduous trees/shrubs, such as Redbud (Cercis canadensis) and Hawthorn (Crataegus)
Works Cited
1.American Beetles, Volume II: Polyphaga: Scarabaeoidea through Curculionoidea
Arnett, R.H., Jr., M. C. Thomas, P. E. Skelley and J. H. Frank. (eds.). 2002. CRC Press LLC, Boca Raton, FL.
2.Bellamy C.L. (2013) The world of jewel beetles: A checklist of world Buprestoidea
3.A review of the genus Ptosima in North America (Coleoptera: Buprestidae)
Nelson G.H. 1978. Col. Bull. 32: 327-336.