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Table 3 Relative amount (%, mean ± SE) of volatile compounds in the effluvia of Metasternal glands of females and males of the three phyllosoma complex species

From: “Sweeter than a rose”, at least to Triatoma phyllosoma complex males (Triatominae: Reduviidae)

  Triatoma longipennis Triatoma pallidipennis Triatoma phyllosoma
No Compounds/ sex
1 2-Pentanone 0.19 ± 0.02 (7) 0.29 ± 0.03 (8) 0.1 ± 0.02 (6) 1.33 ± 0.12 (7) 0.15 ± 0.02 (6) t
2 3-Methyl-2-pentanone 5.58 ± 0.41 (8) 9.94 ± 0.90 (7) 3.11 ± 0.47 (8) 12.56 ± 0.86 (8) 8.63 ± 1.11 (8) 2.42 ± 0.42 (7)
3 2-Butanol nd nd 0.83 ± 0.14 (6) 1.76 ± 0.12 (6) nd nd
4 2-Methyl-3-buten-2-ol nd nd 0.49 ± 0.06 (8) 1.19 ± 0.12 (8) nd nd
5 3-Methyl-2-hexanone 34.65 ± 1.72 (10) 45.48 ± 3.07 (10) 8.93 ± 0.94 (10) 18.52 ± 2.34 (9) 73.99 ± 0.08 (9) 90.84 ± 1.12 (9)
6 4-Methyl-2-heptanol 1.1 ± 0.06 (7) 1.44 ± 0.09 (8) 1.35 ± 0.15 (6) 3.1 ± 0.56 (7) nd nd
7 3,5-Dimethyl-2-hexanone 3.57 ± 0.30 (8) 3.14 ± 0.26 (7) 0.44 ± 0.06 (7) 2.69 ± 0.23 (8) t 1.2 ± 0.13 (7)
8 2-Methyl-3-pentanol 4.44 ± 0.23 (9) 1.75 ± 0.13 (6) 1.03 ± 0.08 (8) 4.82 ± 0.58 (7) nd nd
9 4-Methyl-2-pentanol 0.15 ± 0.01 (8) 0.17 ± 0.02 (5) nd nd nd nd
10 3,5-Dimethyl-2-hexanone isomera 0.12 ± 0.01 (8) 0.17 ± 0.02 (8) nd nd 0.2 ± 0.04 (8) 0.84 ± 0.13 (7)
11 6-Methyl-2-heptanol 13.42 ± 1.01 (6) 17.57 ± 1.18 (7) 2.95 ± 0.16 (6) 1.15 ± 0.14 (5) 0.4 ± 0.07 (7) 2.91 ± 0.40 (8)
12 2-Methyl-1-butanol nd nd 1.11 ± 0.20 (7) 3.6 ± 0.51 (6) t t
13 5-Methyl-2-heptanol 0.1 ± 0.01 (7) 0.15 ± 0.02 (6) nd nd nd nd
14 2-Hexanol 0.16 ± 0.01 (9) 0.49 ± 0.04 (7) 0.4 ± 0.03 (8) 3.58 ± 0.45 (7) nd nd
15 2-Heptanol nd nd nd nd 0.22 ± 0.04 (6) t
16 1-Octen-3-one 1.8 ± 0.19 (10) 1.48 ± 0.12 (9) 0.61 ± 0.05 (9) 1.55 ± 0.20 (9) 0.28 ± 0.03 (8) t
17 3-Methyl-2-hexanol 0.37 ± 0.05 (10) 7.87 ± 1.40 (9) 4.79 ± 0.05 (9) 13.35 ± 1.45 (8) 1.04 ± 0.17 (9) 0.9 ± 0.18 (8)
18 3-Methyl-2-hexanol isomera 0.18 ± 0.01 (6) 0.41 ± 0.05 (8) 0.68 ± 0.89 (7) 1.74 ± 0.17 (6) 0.1 ± 0.01 (7) t
19 2-Decanol nd nd 3.67 ± 0.04 (6) 19.65 ± 1.77 (7) 0.25 ± 0.06 (5) 0.2 ± 0.04 (8)
20 cis-Rose oxide 10.87 ± 0.41 (10) nd 44.42 ± 0.53 (8) nd 11.25 ± 0.83 (8) nd
21 trans-Rose oxide 3.84 ± 0.41 (10) nd 17.66 ± 2.58 (9) nd 2.43 ± 0.43 (9) nd
22 2-Nonanol 1.24 ± 0.13 (7) 6.69 ± 0.1 (6) nd nd nd nd
23 1-Octen-3-ol 16.27 ± 1.79 (9) 6.69 ± 0.63 (7) 3.03 ± 0.10 (7) 3.49 ± 0.41 (8) 0.12 ± 0.01 (8) 0.11 ± 0.03 (8)
24 3,5-Dimethyl-1-hexene 0.18 ± 0.01 (8) 0.84 ± 0.06 (9) nd nd 0.19 ± 0.02 (7) 0.14 ± 0.03 (7)
25 Decanal 1.78 ± 0.11 (10) 1.44 ± 0.14 (9) 4.41 ± 0.50 (8) 5.92 ± 0.48 (9) 1.15 ± 0.12 (8) t
  1. aCompounds not identified by comparison to pure standards
  2. Note: Numbers in parentheses indicate the detection frequency for each compound (n = 10 samples)
  3. Abbreviations: t, traces (< 0.1% abundance); nd, not detected