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Table 3 Comparison of Halomonhystera species (females)

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

Species Characters
L a b c c V Distance from vulva to anus divided by tail length, µm Distance from vulva to anus divided by anal body diameter Width of the amphideal fovea, as percentage of c.b.d.,  % Distance from cephalic apex to anterior rim of amphideal fovea divided by body diameter at level of cephalic setae Reproduction mode
antarctica 900 27 7.3 14 2.5 89 0.5 ≥1 33 1.3–1.4 ?
bathislandica 615–633 24–27 5.4–5.7 7.8–7.9 6.5–7 64–67 1.7–1.9 12 calc 29–31 2.13 calc ?oviparous
cameroni 760–792 30–38 6.5–7 9–13 4–5 86–88 0.29–0.33 1 25 2–3 oviparous
chitwoodi 1,020 28 7.7 8.2 5 76 1 4–5 25 1 viviparous
continentalis 520–580 20–24 5.7–5.9 9–11 3.6–4.7 85–87 0.33–0.42 1.2–1.6 33 1.2–1.8 ?
disjuncta 800–1,500 16–37 5.7–10 9–15 3–4 82–92 0.3–0.4 1.5 25 <2 viviparous
fisheri 700–775 29–36 5.8–6.6 7.8–9.1 5.2 calc 66–68 1.5–1.7 12 calc ? ? viviparous
glaciei 2,028–2,420 61–67 7.1–8.1 13–15 6–7 86–87 0.8–1.1 6.6 ? 2.3 oviparous
halophila 1,000–1,270 22–32 8.3–10 8.8–12.3 3.8–5.4 85–89 0.29–0.45 1.6–2.3 ≥25 0.8–1.2 viviparous
hermesi sp. n. 635–1,082 18–27 4.1–5.9 8.4–11.3 4.6–5.5 85–89 0.23–0.39 1.1–1.8 17–28 0.7–1 viviparous
hickeyi 721–780 28–32 6.9–7.4 10–11 4.5 83–86 0.4–0.5 1.71 calc 33.8 1.78 viviparous
islandica 357–385 24–26 5.1–6.3 6–6.4 5.9–8.4 57–60 1.4–1.7 ? 29 ? ?
parasitica 930–1,120 27–28 5.3–5.9 8–9 4.8 calc 84–86 0.26 calc 1.39 calc 20–27 1.43 calc oviparous
rotundicapitata 810 25 6 8 4.5 76 0.85 calc 4.2 calc 20 1.5 oviparous
socialis 1,900–2,200 40–50 8–9 10–11 3.4–9.3 81–94 0.17–0.25 1.2–1.8 19–28 0.9–1.6 viviparous
tangaroa 585–909 22–29 6–7 9–11 4.3–5.7 84–86 0.31–0.33 1.4–1.9 20–27 1.1–1.6 oviparous
taurica 736–882 29–33 6.7–7.5 11–13 4–5 78–90 0.16–0.28 1.14–1.81 17–28 1.5 oviparous
uniformis 440 38 5 7 6.5 83 0.33 2 25 2–2.5 oviparous
vandoverae 610–670 32–36 6.4–7.1 8.1–8.4 6.3 calc 67–72 1.5–1.7 10.8 calc ? ? oviparous (own observations)
  1. Character values non-overlapped with those of H. hermesi underlined with single line. Double underline means wide hiatus