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Table 2 Queen and worker means (in mm), Bonferroni t-test and ANCOVA analyses for each morphometrical variable in Metapolybia docilis.

From: Shape differences rather than size differences between castes in the Neotropical swarm-founding wasp Metapolybia docilis (Hymenoptera: Vespidae, Epiponini)

Colony Phase

Characters

Means ± SD

Bonferroni t-test

ANCOVA (AL as covariate)

   

Queens

Workers

F

P>F

MS Effect

MS Error

F

p-level

Pre-emergence

9 queens and 64 workers

         
  

HL

2.00 ± 0.06

1.95 ± 0.07

1.89

0.06

    
  

HW

2.42 ± 0.06

2.41 ± 0.07

0.63

0.53

    
  

IDm

1.00 ± 0.04

0.99 ± 0.04

0.25

0.80

    
  

PW

1.86 ± 0.07

1.83 ± 0.06

1.79

0.08

    
  

MTL

0.48 ± 0.03

0.47 ± 0.03

0.72

0.48

    
  

AL

2.97 ± 0.12

2.90 ± 0.14

1.53

0.13

    
  

T2H*

2.02 ± 0.06

1.90 ± 0.10

3.19

0.002

0.05

0.01

7.91

0.01

  

T1L*

2.22 ± 0.04

2.16 ± 0.08

2.20

0.03

0.01

0.003

2.41

0.13

  

T2BW

0.50 ± 0.02

0.49 ± 0.04

0.77

0.45

    
  

WL

4.48 ± 0.10

4.40 ± 0.13

1.72

0.09

    

Worker-producing

23 queens and 30 workers

HL

2.03 ± 0.04

2.02 ± 0.03

1.66

0.10

    
  

HW

2.44 ± 0.04

2.46 ± 0.05

-1.26

0.21

    
  

IDm

1.04 ± 0.02

1.04 ± 0.03

1.58

0.12

    
  

PW

1.28 ± 0.04

1.29 ± 0.07

-0.53

0.60

    
  

MTL*

0.50 ± 0.02

0.53 ± 0.03

-3.00

0.004

0.01

0.001

11.40

 
  

AL

3.25 ± 0.07

3.24 ± 0.09

0.60

0.55

    
  

T2H*

2.11 ± 0.08

1.96 ± 0.07

7.55

<0.001

0.31

0.005

62.74

 
  

T1L

2.25 ± 0.04

2.23 ± 0.06

1.44

0.16

    
  

T2BW

0.51 ± 0.02

0.50 ± 0.02

1.74

0.09

    
  

WL

4.56 ± 0.08

4.54 ± 0.10

0.62

0.54

    

Male-producing

4 queens and 30 workers

HL

1.95 ± 0.05

2.00 ± 0.04

1.98

0.06

    
  

HW

2.43 ± 0.07

2.45 ± 0.03

0.82

0.42

    
  

IDm

1.03 ± 0.03

1.03 ± 0.03

0.12

0.90

    
  

PW*

1.42 ± 0.05

1.27 ± 0.04

-5.69

<0.001

0.08

0.002

41.39

<0.001

  

MTL

0.54 ± 0.03

0.53 ± 0.03

-0.80

0.43

    
  

AL

3.06 ± 0.15

3.15 ± 0.09

1.73

0.09

    
  

T2H

1.98 ± 0.07

2.02 ± 0.11

0.60

0.55

    
  

T1L

2.20 ± 0.12

2.23 ± 0.05

1.02

0.32

    
  

T2BW

0.50 ± 0.00

0.48 ± 0.02

-0.85

0.40

    
  

WL

4.53 ± 0.16

4.55 ± 0.09

0.41

0.69

    

Absconding

1 queen and 44 workers

HL

2.00

1.94 ± 0.05

1.10

0.28

    
  

HW

2.37

2.40 ± 0.05

-0.67

0.51

    
  

IDm

1.06

1.02 ± 0.05

0.87

0.39

    
  

PW

1.25

1.24 ± 0.08

0.05

0.96

    
  

MTL*

0.56

0.47 ± 0.04

2.19

0.04

    
  

AL

3.06

3.06 ± 0.11

0.02

0.99

    
  

T2H

2.00

1.95 ± 0.10

0.49

0.63

    
  

T1L

2.18

2.15 ± 0.07

0.39

0.70

    
  

T2BW

0.50

0.49 ± 0.03

0.13

0.90

    
  

WL

4.25

4.31 ± 0.11

-0.57

0.57

    

Swarm

7 queens and 11 workers

HL

1.94 ± 0.04

1.92 ± 0.06

1.03

0.32

    
  

HW

2.37 ± 0.05

2.34 ± 0.08

0.87

0.40

    
  

IDm*

1.01 ± 0.03

0.97 ± 0.03

2.69

0.02

0.01

0.001

9.03

0.01

  

PW

1.19 ± 0.04

1.18 ± 0.07

0.29

0.78

    
  

MTL

0.50 ± 0.00

0.48 ± 0.03

1.18

0.26

    
  

AL

3.00 ± 0.03

2.96 ± 0.03

0.50

0.63

    
  

T2H*

1.94 ± 0.07

1.82 ± 0.08

3.28

0.005

0.06

0.01

9.71

0.01

  

T1L

2.15 ± 0.03

2.14 ± 0.09

0.11

0.91

    
  

T2BW

0.48 ± 0.03

0.47 ± 0.03

0.69

0.50

    
  

WL*

4.41 ± 0.07

4.26 ± 0.14

2.62

0.02

0.07

0.01

10.61

0.01

  1. * Statistically significant