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Table 1 Morphometrics of the type specimens Halomonhystera hermesi sp. n

From: Description of two free-living nematode species of Halomonhystera disjuncta complex (Nematoda: Monhysterida) from two peculiar habitats in the sea

Character

Holotype male

Paratype males (n = 8)

Paratype females (n = 21)

L

781

688–1,038

635–1,082

a

28.5

23.2–39.3

17.9–27.2

b

4.91

3.99–6.19

4.06–5.93

c

8.31

7.86–10.6

8.42–11.3

c′

3.32

3.00–4.18

4.55–5.48

V

–

–

84.9–89.3

Distance from vulva to anus

–

–

19.0–30.4

Distance from vulva to anus divided by tail length

–

–

0.23–0.39

Distance from vulva to anus divided by anal body diameter

–

–

1.14–1.81

Body diameter at the level of cephalic setae

13.5

11.5–15.8

11.5–17.4

Body diameter at the level of amphideal foveas

16.5

14.6–18.2

14.8–20.0

Body diameter at level of nerve ring

20.7

20.7–23.4

23.3–28.0

Body diameter at level of cardia

23.3

21.4–29.0

24.2–30.4

Midbody diameter

27.4

23.0–41.7

32.8–50.0

Anal body diameter

28.3

21.9–32.7

16.0–19.8

Width of amphideal fovea

3.6

3.0–4.2

3.3–4.0

Width of the amphideal fovea, as percentage of c.b.d., %

21.8

19.8–24.1

17.0–27.5

Distance from cephalic apex to anterior rim of amphideal fovea

12.1

10.2–17.6

10.0–14.6

Distance from cephalic apex to anterior rim of amphideal fovea divided by body diameter at level of cephalic setae

0.90

0.73–1.43

0.71–0.96

Total stoma length

7.50

6.4–8.5

6.4–8.0

Maximal stoma width

3.60

3.4–6.0

4.5–7.0

Spicule’s length along chord

34.5

31.8–36.7

–

Spicule’s length along arch

43.2

38.7–50.0

–

Length of apophysis of the gubernaculum

11.0

4.8–11.0

–

Length of the vagina

–

–

16.8–26.0

Length of the rectum

–

–

13.0–20.0

  1. Measures in µm except for ratios