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Table 2 Mean intra- and interspecific genetic divergence for Sabatieria

From: Distinct genetic differentiation and species diversification within two marine nematodes with different habitat preference in Antarctic sediments

 

species I

species II

species III

species IV

ITS Sabatieria (n = 326; 679 bp)

 species I

1.40 ± 0.28

   

 species II

11.09 ± 1.24

3.73 ± 0.50

  

 species III

15.16 ± 1.59

20.71 ± 1.93

1.26 ± 0.15

 

 species IV

14.92 ± 1.60

18.56 ± 1.73

19.86 ± 1.90

0.22 ± 0.08

18S Sabatieria (n = 42; 864 bp)

 species I

0.15 ± 0.05

   

 species II

0.24 ± 0.08

0.24 ± 0.11

  

 species III

1.57 ± 0.41

1.70 ± 0.41

0.22 ± 0.09

 

 species IV

1.48 ± 0.33

1.58 ± 0.34

2.87 ± 0.52

1.13 ± 0.28

COI Sabatieria (n = 16; 313 bp)

 species I

0.00 ± 0.00

   

 species II

25.20 ± 3.24

1.49 ± 0.38

  

 species III

–

–

–

 

 species IV

37.78 ± 4.37

37.09 ± 4.14

–

0.64 ± 0.45

  1. Values are K2P distances (gamma = 4 for ITS and COI; uniform rates for 18S) and are given in percentages with their standard error. Diagonal values are intraspecific divergences, while values below diagonal represent interspecific divergences. n = number of individuals analysed. – no data available