Table 2

Key mass spectra peaks used in the identification of CHCs from the D. buzzatii species cluster.

Diagnostic ions (m/z)


Carbon

Number

ECLa

Hydrocarbonb

Untreated

Dimethyl Disulfide Derivative

Notesc


29

28.65

2-methyloctacosane

365, 393, 408

All species and sex

31

30.65

2-methyltriacontane

393, 421, 436

D. serido ♀; D. gouveai ♂; D. seriema ♀; D. koepferae ♀; D. antonietae ♀and ♂

(Z)-5-hentriacontene

434

117, 411

D. serido

(Z)-9-hentriacontene

434

173, 355

D. gouveai ♀; D. seriema ♂; D. koepferae ♂; D. buzzatii

33

33 br3

(Z)-14-; (Z)-12-; and (Z)-10-tritriacontene

462

187, 215, 243, 313, 341, 369

D. gouveai ♀ and ♂; D.

seriema ♀ and ♂; D. koepferae ;D. ♀ buzzatii ♀ and ♂

(Z)-16-; (Z)-15-tritriacontene

462

D. koepferae

32.47

(Z)-8-tritriacontene

462

159, 397

All species and sex, except D. antonietae ♀ and ♂

32.56

(Z)-6-tritriacontene

462

131, 425

All species and sex, except D. serido D. antonietae ♀ and ♂

32.79

(Z, Z)-5,25-tritriacontadiene

460

117, 437

D. serido ♀ and ♂

(Z, Z)-7,25-tritriacontadiene

460

145, 409

D. gouveai ♀ and ♂; D. seriema ♀ and ♂; D. koepferae

32.86

(Z, Z)-7,25-tritriacontadiene

460

131, 423

D. serido ♀ and ♂

34

34 ene

(Z)-16-; (Z)-14-tetratriacontene

474

215, 243, 271, 299, 327, 355

D. gouveai ♀ and ♂; D. koepferae ♀ and ♂; D. buzzatii ♀ and ♂

35

35 ene 1

(Z)-16-; (Z)-14-; (Z)-12-pentatriacontene

490

215, 243, 271, 313, 341, 369

D. gouveai ♀ and ♂; D. seriema ♀ and ♂

(Z)-16-; (Z)-14-pentatriacontene

490

243, 271, 313,

D. koepferae ♀ and ♂

(Z)-14-; (Z)-12-pentatriacontene

490

215, 243, 341, 369

D. buzzatii

35 ene 2

(Z)-10-pentatriacontene

490

187, 397

All species except D. serido ♀ and D. antonietae ♀ and ♂

35 ene 3

(Z)-8-pentatriacontene

490

159, 425

All species except D. serido ♀ and D. antonietae ♀ and ♂

34.66

(Z, Z)-5,25-pentatriacontadiene

488

187, 395

D. serido ♀ and ♂

(Z, Z)-9,25-pentatriacontadiene or (Z, Z)-9,27-pentatriacontadiene

488

173, 423

D. gouveai ♀ and ♂

(Z, Z)-8,26-pentatriacontadiene

488

159, 409

D. seriema ♀ and ♂

34.79

(Z, Z)-7,27-pentatriacontadiene

488

145, 437

D. serido ♀ and ♂

(Z, Z)-7,27-pentatriacontadiene or (Z, Z)-7,25-pentatriacontadiene

488

145, 437

D. gouveai ♀ and ♂

(Z, Z)-6,28-pentatriacontadiene

131, 453

D. seriema

37

37

(Z)-16-; (Z)-18-; (Z)-14-heptatriacontene

517

243, 271, 299, 313, 341, 369

D. gouveai

(Z, Z)-10,23-Heptatriacontadiene

517

187, 423

D. gouveai

36.5

(Z)-16-; (Z)-18-; (Z)- 14-heptatriacontene

517

243, 271, 299, 313, 341, 369

D. gouveai

(Z, Z)-9,27-heptatriacontadiene

517

173, 437

D. gouveai

36.7

(Z)-16-; (Z)-18-; (Z)-14-heptatriacontene

517

243, 271, 299, 313, 341, 369

D. gouveai ♀ and D. gouveai


Only major peaks were scored. See Table 1 for description of the populations used.

a Equivalent chain length calculated as in Stennett and Etges [26].

b Isomer order ranges from major to minor abundance.

c Species/sexes that are not included had hydrocarbons that could not be identified.

Oliveira et al. BMC Evolutionary Biology 2011 11:179   doi:10.1186/1471-2148-11-179

Open Data