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Table 4 Acantholaimus barbatus sp. n.

From: Seven new and four known species of the genus Acantholaimus (Nematoda: Chromadoridae) from the abyssal manganese nodule field (Clarion-Clipperton Fracture Zone, North-Eastern Tropical Pacific)

Collection status

Holotype

Paratype No. 1

Paratype No. 2

Paratype No. 3

Paratype No. 4

Paratype No. 5

Paratype No. 6

Paratype No. 7

Paratype No. 8

Paratype No. 9

Paratype No. 10

Station

MTB-18

MTB-18

MTB-16

MTB-16

MTB-18

MTB-10

MTB-17

MTB-16

MTB-16

MTB-15

MTB-18

Slide number

1-63

1-65(7)

1-1(6)

1-1(10)

2-4(7)

3-15

2-40

1-1(5)

1-1(8)

2-73

2-4(5)

Sex

m

m

m

m

m

m

i

f

f

f

f

L

1,286

1,340

1,205

1,200

1,233

1,270

1,163

1,186

1,217

n.a.

1,200

L

1,076

1,095

928

938

903

980

867

946

950

956

960

Amphidial diameter

8

8

9

8

10

10

8

7

8

8

8

Length of inner labial setae

1.7

1.5

2.0

1.5

n.a.

n.a.

n.a.

2.0

1.5

1.5

1.5

Length of outer labial setae

6

6

5

5

n.a.

5

n.a.

5

5

5

5

Length of cephalic setae

23

17

13

18

n.a.

27

32

20

18

17

26

Length of cervical setae

10

10

9

10

12

11

9

9

9

8

10

Length of somatic setae close to posterior cervical setae

13

14

10

12

12

11

11–12

14

14

14

11

Length of somatic setae

9

11

10

11

8

8

10

10

8

7

10

Length of spicule in chord

29

29

31

28

25

29

29

Length of spicule in arc

42

38

36

32

35

35

38

Length of gubernaculum

12

12

14

14

13

14

n.a.

Distance from anterior end to amphid

14

12

13

n.a.

n.a.

11

n.a.

12

12

14

n.a.

Diameter at level of cephalic setae

11

10

9

n.a.

n.a.

11

n.a.

10

10

11

11

Diameter at level of middle of amphid

14

14

13

14

18

17

13

17

14

16

16

Diameter at level of cardia

27

28

24

25

28

31

27

25

27

29

27

Diameter at level of anus

25

23

18

23

21

24

21

21

20

22

20

Maximum body diameter

39

35

32

32

31

34

30

30

33

39

34

a

33.0

38.3

37.7

37.5

39.8

37.3

38.9

39.5

36.9

n.a.

35.3

b

9.8

10.9

10.8

11.5

9.7

8.8

10.3

10.6

10.3

n.a.

9.8

c

6.1

5.5

4.4

4.6

3.7

4.4

3.9

4.9

4.6

n.a.

5.0

V

56.0

56.1

55.6

n.a.

58.9

a

27.6

31.3

29.0

29.3

29.1

28.8

28.9

31.5

28.8

24.5

28.2

b

8.2

8.9

8.3

9.0

7.1

6.8

7.7

8.4

8.1

8.5

7.8

c

8.4

10.7

15.4

11.4

15.7

8.5

14.1

11.4

13.4

n.a.

7.1

V

75.1

70.3

71.3

72.6

73.6

Notes

  

Retracted head

Retracted head

Retracted head

 

Retracted head

  

Broken tail

 
  1. Number of stations where specimens were found, their collection status, measurements (in μm), and body indices