Fig. 8From: Morphology, histology, and chemistry of the wings of Tribolium castaneum and Tribolium confusum (Coleoptera: Tenebrionidae)IR absorbance spectra of the wings of a, c Tribolium castanaeum—a elytron, c hindwing; b, d Tribolium confusum—b elytron, d hindwingBack to article page