Genus Trichiotinus

keys to spp. in (2)(3) ▪ se. spp. in (4)

Pronotum brown/black, elytra brown/black, white stripes on sides: assimilis —mostly northern & western; affinis —similar to piger but elytral intervals 2 & 4 shiny, with scattered large punctures, look same as slightly elevated and convex intervals 3 & 5, pygidium distinctly and closely rugose; piger —like affinis but intervals 2 & 4 finely and densely punctate, less shiny than distinctly elevated intervals 3 & 5; pygidium medially distinctly setose, noncretaceous surface with irregular rugae usually separated by ≤0.2 mm in median area; rufobrunneus —very brown, FL endemic; texanus TBA

Pronotum green, elytra brown to green, with no distinct white bars: bibens —elytra brown with green tinge, flies in mid-late summer; lunulatus —elytra brighter green than in bibens, flies in late spring and early summer [overlooked in(5)]; viridans TBA