Brachiacantha quadripunctata
Melsheimer, 1847
Four-spotted Spurleg
Brachiacantha quadripunctata is a small in the , to North America. measure 2.5–4.0 mm and exhibit distinct in coloration and elytral spot patterns. The comprises two recognized with partially overlapping but distinct geographic ranges in the eastern and southeastern United States.
Pronunciation
How to pronounce Brachiacantha quadripunctata: //ˌbrækiəˈkænθə ˌkwɒdrɪpʊŋkˈteɪtə//
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Identification
Males have a , while females have a black head. The is black with a yellow margin and anterolateral angle. Females have black with a spot and an apical spot. Males possess an additional spot on the elytra, giving them three spots per elytron versus two in females. flavifrons differs by having an additional marginal spot on the elytron.
Images
Distribution
Eastern and central North America. The nominate B. q. quadripunctata ranges from Massachusetts and New York south to Virginia and Tennessee, west to Iowa and Kansas. Subspecies B. q. flavifrons occurs in the southeastern coastal plain: Alabama, Florida, Georgia, North Carolina, and South Carolina.