Fig. 4From: Morphometric discrimination of two sympatric sibling species in the Palaearctic region, Culicoides obsoletus Meigen and C. scoticus Downes & Kettle (Diptera: Ceratopogonidae), vectors of bluetongue and Schmallenberg virusesResults of principal component analysis on a morphological measurements of C. obsoletus and C. scoticus; and b morphometric ratios of C. obsoletus and C. scoticus Back to article page