Table 2 in Description Of The Nematode Dirofilaria Repens (Nematoda, Onchocercidae) Parasitic In Dogs In Ukraine

Table 2. Metric parameters of ♀ Dirofilaria repens, n = 8 (М ± SD, min–max)
ParameterPresent studyRailliet & Henry, 1911Lent & Freitas, 1937Sonin, 1975Demiaszkiewicz et al., 2011Kravchenko & Itin, 2012Baisarova, 2021Body length, mm17.2 ± 0.7 16.2–18.110–1714–1510.615.4 14.7–16.19.8–17.414.5 9.7–17.6Body width, μm565.2 ± 19.8 541.3–597.9450–650447–552530532 490–570800–10001140 900–1700Body width in the region of, μm:nerve ring316.1 ± 19.1 294.1–342.6–––290 283–298––transition from esophagus to intestine vulva452.2 ± 26.5––417–415.6–486.1–411–422517.1 ± 31.4 463.4–556.1–––503 499–508––anus149.9 ± 9.6 132.2–162.5–––145 128–169––Esophagus length, mm912.7 ± 48.7 831.7–964.2–1050– 1053910966 915–10371110–Esophagus width in the region of, μm:nerve ring34.6 ± 4.0 30.5–40.2––––––middle part53.8 ± 3.2 50.2–60.1–49–54––––the widest part71.4 ± 2.8 68.2–77.2–––89 77–102––Thickness of the cuticle in the region of mouth opening, μm10.9 ± 0.8 9.2–11.8––––––Thickness of the cuticle in the region of vulva, μm12.3 ± 0.77 11.1–13.4––––––Distance from anterior end to nerve ring, μm258.1 ± 17.8 242.0–296.2–304–368270295 291–298––Distance from anterior end to vulva, mm1.4 ± 0.1 1.3–1.61.5–1.91.84–1.92–1.55 1.45–1.631.6–2.7–Distance from the vulva to the nerve ring, mm1.2 ± 0.1 1.1–1.3––––––Distance from the vulva to the tail end, mm15.7 ± 0.7 14.7–16.7––––––Distance from the vulva to the anus, mm15.7 ± 0.7 14.6–16.6––––––Tail length, μm81.1 ± 8.6 70.4–92.2105–126–9085 73–102––MicroFIlaria length, μm208.7 ± 10.2 193.4–224.9300–360–300–360329 296–362––MicroFIlaria width, μm5.8 ± 0.4 5.3–6.46–8–6–87 5–8––
N o t e. Рarameters were not deFIned.