12(9). Small (standardized body length = 4.7-5.8 mm). Very shiny and dark. Microsculpture in shinier areas of elytral disc consisting of transversely stretched sculpticells, at least in males. Femora generally with basal half rufous ............................................B. hesperium Casey12'. Larger (standardized body length = 5.3-6.8 mm). Duller and brighter. Elytral microsculpture isodiametric throughout. Femora entirely piceous or black ........B. lorquinii ChaudoirClick on an image to view larger version & data in a new windowClick on an image to view larger version & data in a new window
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