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Table 1 The cuticular substances of Acromyrmex octospinosus and Atta colombica workers and Attaphila cockroaches

From: Chemical disguise of myrmecophilous cockroaches and its implications for understanding nestmate recognition mechanisms in leaf-cutting ants

No.

Substance

Rt

Type

Acromyrmex colonies

Atta colonies

Worker

Cockroach

Worker

Cockroach

\(\bar{x}\)

sd

\(\bar{x}\)

sd

\(\bar{x}\)

sd

\(\bar{x}\)

sd

1

Unidentified

5.3

Other

0.34

0.23

0.70

0.73

0.32

0.30

0.77

1.11

2

C12:OH

6.7

Other

2.42

1.46

2.86

2.00

2.48

2.10

5.21

2.23

3

n-C18

11.2

Linear

0.64

1.36

1.14

1.20

0.06

0.07

0.27

0.60

4

C16-OH

12.6

Other

0.21

0.21

0.30

0.28

5

n-C20

14.9

Linear

0.06

0.05

0.83

0.96

6

C18-OH

16.6

Other

0.38

0.22

0.61

0.26

0.27

0.40

0.35

0.27

7

n-C22

19.0

Linear

0.10

0.07

0.64

0.70

0.03

0.02

2.19

8.89

8

n-C23

20.9

Linear

0.31

0.24

0.29

0.29

0.26

0.12

0.15

0.19

9

Octadecenamide

22.1

Other

0.70

0.53

0.46

0.49

0.44

0.61

0.32

0.42

10

n-C24

22.8

Linear

0.24

0.17

0.77

0.79

0.26

0.16

0.26

0.50

11

n-C25

24.8

Linear

1.19

0.79

0.55

0.53

9.07

2.84

0.36

0.36

12

n-C26

26.6

Linear

0.52

0.22

0.78

0.83

0.86

0.26

0.41

0.50

13

7-, 8-, 9-, 10-, 11-, 12-, 13-MeC26

27.2

Methyl

1.01

0.55

1.06

0.48

0.61

0.27

0.99

0.36

14

n-C27

28.4

Linear

4.55

2.40

0.59

0.44

4.83

1.11

0.53

0.33

15

7-, 9-, 11-, 13-MeC27

28.9

Methyl

1.94

1.14

2.33

1.53

0.83

0.57

1.71

0.92

16

Docosenamide

29.7

Other

13.97

14.65

15.57

11.07

8.37

5.93

8.86

8.16

17

n-C28

30.0

Linear

0.55

0.39

0.67

0.68

0.68

0.33

1.51

3.83

18

9-, 10-, 11-, 12-, 13-, 14-MeC28

30.6

Methyl

2.87

4.27

3.47

6.17

1.07

0.71

1.95

1.21

19

C29:2a

30.7

Unsat

0.45

0.68

0.19

0.19

20

C29:2b

30.8

Unsat

0.47

0.62

0.27

0.24

21

C29:1

31.4

Unsat

10.90

12.01

2.60

2.31

22

n-C29

31.8

Linear

3.06

1.92

5.61

1.82

9.93

3.83

12.19

6.00

23

9-, 11-, 13-MeC29

32.2

Methyl

3.88

2.53

4.64

2.21

1.41

0.88

3.05

2.38

24

3-MeC29 + methylated alkanes

32.9

Methyl

1.32

1.22

0.95

0.69

3.09

3.95

2.18

2.99

25

10-, 11-, 12-, 13-, 14-, 15-MeC30

33.8

Methyl

3.60

2.87

2.35

1.30

2.19

1.47

3.91

2.61

26

C31:2

34.1

Unsat

5.88

9.33

5.94

3.61

27

C31:1

34.6

Unsat

3.71

3.81

5.65

2.50

28

N-C31 and 2Me-C30

34.9

Linear

1.31

0.87

4.06

2.88

0.81

0.49

1.49

0.81

29

9-, 11-, 13-, 15-Me-C31

35.4

Methyl

4.26

2.44

5.18

1.80

1.44

1.04

2.52

1.61

30

7,11-diMe-C31

36.0

Methyl

0.55

0.81

0.84

0.86

31

10-, 11-, 12-, 13-, 14-, 15-, 16-MeC32

37.2

Methyl

1.62

1.86

2.19

0.97

32

3,7,11-triMe-C31

37.3

Methyl

11.91

3.17

7.95

3.44

33

C33:2

37.4

Unsat

4.02

4.49

6.83

3.37

0.22

0.09

0.22

0.16

34

8,12-diMe-C32

37.7

Methyle

0.84

0.90

1.33

1.31

35

C33:2

37.7

Unsat

0.84

0.90

1.33

1.31

0.98

2.86

0.69

2.37

36

6,10-diMe-C32

37.9

Methyl

0.15

0.13

0.33

0.25

37

n-C33 + methylated alkane

38.2

Linear

0.71

0.52

0.93

0.43

0.27

0.22

0.84

0.61

38

9-, 11-, 13-, 15-MeC33

38.8

Methyl

2.04

1.73

2.80

1.21

39

9,13-diMe-C33

39.5

Methyl

0.59

0.69

0.14

0.11

0.35

0.68

0.18

0.11

40

3Me-C33

40.0

Methyl

1.49

1.43

1.27

1.51

0.37

0.31

1.28

1.77

41

C35:1 + C35:2

41.0

Unsat

3.33

4.31

5.31

4.43

42

Methyle alkane mixture

42.0

Methyl

4.74

1.63

4.69

1.52

43

4,8,12-triMe-C34

42.6

Methyl

12.60

4.34

14.60

5.91

44

13-, 15-, 17-MeC35

42.6

Methyl

0.64

0.78

1.11

0.40

45

x-MeC36:1

42.9

Unsat

0.40

0.47

0.35

0.75

46

x-MeC36:1

43.1

Unsat

0.31

0.25

0.91

3.06

47

x-MeC36:1

43.3

Unsat

0.46

0.28

0.32

0.21

48

5,9- and 5,11-diMe-C35

43.9

Methyl

3.75

1.21

3.32

1.09

49

3,7,11-triMe-C35

45.0

Methyl

5.05

6.62

3.81

2.00

50

C37:2 + C37:1

45.0

Unsat

5.59

6.78

3.50

2.07

51

x-MeC37:1

45.3

Unsat

0.55

0.72

0.65

0.83

52

4,8,12-triMe-C36

46.6

Methyl

2.61

0.79

2.65

0.77

53

x-MeC38:1

47.0

Unsat

0.75

0.42

0.64

0.54

1.07

0.72

0.93

0.70

54

x-MeC40:1

48.5

Unsat

2.16

1.23

2.47

1.22

55

x-MeC40:1

49.2

Unsat

4.44

5.83

1.96

1.25

0.66

0.30

0.59

0.27

56

x-MeC41:1

50.1

Unsat

1.13

0.43

0.99

0.35

57

x-MeC41:1

51.4

Unsat

0.37

0.47

0.22

0.11

58

x-MeC41:2

53.8

Unsat

0.72

1.03

0.21

0.20

59

13-, 15-Me-C41

55.1

Methyl

0.38

0.47

0.13

0.10

60

Alkyl ester 1

58.8

Other

0.55

0.70

0.20

0.29

61

x-MeC44:1

59.2

Unsat

0.53

0.50

0.30

0.19

62

Alkyl ester 2

63.9

Other

0.90

0.83

0.15

0.09

  1. Cockroach samples are separated according to the ant species they were collected with. Shown are mean and standard deviations of the relative abundances as well as the retention time (Rt) and substance class (Type). Some substances were not found in one of the species (−)