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Genus Plionoma

Plionoma rubens (Casey) - Plionoma rubens - male Longhorn beetle? - Plionoma suturalis Long-horned Beetle - Plionoma rubens Plionoma suturalis? - Plionoma suturalis Plionoma suturalis? - Plionoma suturalis * - Plionoma rubens - female Longhorn beetle?  - Plionoma rubens Longhorn beetle?  - Plionoma rubens
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Polyphaga
No Taxon (Series Cucujiformia)
Superfamily Chrysomeloidea (Longhorn and Leaf Beetles)
Family Cerambycidae (Longhorn Beetles)
Subfamily Cerambycinae
Tribe Trachyderini
Subtribe Trachyderina
Genus Plionoma
Numbers
2 spp. in our area, 3 spp. total(1)
Identification
P. rubens: 10-12 mm, pale reddish, eyes more widely separated, body vestiture longer and denser; P. suturalis: 10-16 mm, black or reddish black, eyes closer together, hairs shorter and scattered(2)
Range
sw. US (TX-CA), n. Mexico(1)
Works Cited
1.New World Cerambycidae Catalog
2.Field Guide to Beetles of California
Arthur V. Evans and James N. Hogue. 2006. University of California Press.