Table 1 Comparison of average concentration of elements between female and male Calopteryx haemorrhoidalis wings, observed on the areas of hair (top) and membrane (bottom).

From: Structure and Chemical Organization in Damselfly Calopteryx haemorrhoidalis Wings: A Spatially Resolved FTIR and XRF Analysis with Synchrotron Radiation

 

Element concentration [µg/µm2]

Female hair

Male hair

Sulfur

81.4 ± 8.4

71.8 ± 5.7

Chlorine

459.7 ± 43.0

329.9 ± 20.1

Potassium

484.0 ± 62.0

79.0 ± 5.0

Calcium

468.3 ± 59.2

749.6 ± 54.7

Nickel

220.1 ± 23.1

91.3 ± 2.2

Copper

86.9 ± 7.9

57.1 ± 2.6

Zinc

208.8 ± 27.4

86.6 ± 5.0

Bromium

499.6 ± 36.6

450.1 ± 38.8

Female membrane Male membrane

Sulfur

11.1 ± 1.2

25.2 ± 1.2

Chlorine

92.4 ± 9.2

156.8 ± 3.5

Potassium

35.3 ± 3.6

33.8 ± 1.6

Calcium

60.0 ± 7.0

252.8 ± 6.5

Nickel

43.4 ± 5.0

88.0 ± 2.1

Copper

23.6 ± 2.8

34.4 ± 1.6

Zinc

23.3 ± 2.4

33.8 ± 1.5

Bromium

86.4 ± 7.4

95.5 ± 3.2