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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