Fig. 11From: Immature instars of three species of Rhodnius Stål, 1859 (Hemiptera, Reduviidae, Triatominae): morphology, morphometry, and taxonomic implicationsGeometric morphometry-based boxplot of centroid sizes (in pixels) among R. marabaensis, R. prolixus, and R. robustus. The thick black bar shows the standard error. a first instar; b second instar; c third instar; d fourth instar; e fifth instarBack to article page