Morphology, histology, and chemistry of the wings of Tribolium castaneum and Tribolium confusum (Coleoptera: Tenebrionidae)

The Journal of Basic and Applied Zoology

Table 1 Showing the different characters of forwing and hindwing for T. castanaeum and T. confusum

Species	Forewing													Hindwing
	Length	Width	Size of pits	Distance between pits	Number of pits per 184 × 184 μm²	Rectangular convex		Thickness of lateral edge	Thickness of middle part	Thickness of inner edge	Height of the hemolymph space			Thickness of the membrane	Height of the spikes	Distance between adjacent spikes	Number of spikes per 33 × 33 μm²
	Length	Width	Size of pits	Distance between pits	Number of pits per 184 × 184 μm²	Length	Width	Thickness of lateral edge	Thickness of middle part	Thickness of inner edge	Lateral edge	Middle part	Inner edge	Thickness of the membrane	Height of the spikes	Distance between adjacent spikes	Number of spikes per 33 × 33 μm²
Tribolium castanaeum	2.4 mm	0.55 mm	10.91–14.55 μm	20–39.47 μm	28	9.52 μm	7.62 μm	54.54 μm	27.0 μm	38 μm	30 μm	9 μm	16 μm	1.11 μm	0.9–1.85 μm	6.19–7.62 μm	20
Tribolium confusum	2.37 mm	0.79 mm	7.0–10 μm	11–27 μm	33	9.52 μm	4.76 μm	53.75 μm	22.7 μm	38 μm	18.75 μm	4.55 μm	12. 5 μm	0.37 μm	1.85–2.41 μm	4.76–7.14 μm	23