Table 1 in Description Of The Nematode Dirofilaria Repens (Nematoda, Onchocercidae) Parasitic In Dogs In Ukraine

Table 1. Metric parameters of Ơ Dirofilaria repens, n = 5 (М ± SD, min–max)
ParameterPresent studyRailliet & Henry, 1911Lent & Freitas, 1937Sonin, 1975Demiaszkiewicz et al., 2011Kravchenko & 2012Baisarova, 2021Body length, mm57.1 ± 6.548–7027.75516358–7187.3 ± 9.648.0–66.556–7071–110Body width, μm406.7 ± 16.6370–450–320325800–10001100 ± 0.4390.1–432.4298–379900–1700Body width in the region of, μm:nerve ring238.5 ± 11.9––––––224.1–251.6junction between esophagus and intestine – cloaca382.7 ± 16.3–––293––359.4–402.1269–317118.8 ± 15.0–––99––98.6–137.295–104Esophagus length, mm761.9 ± 39.2––750713до 1400–698.2–797.9696–730Esophagus width in the region of, μm:nerve ring42.2 ± 2.1––––––39.8–44.9middle part56.3 ± 4.6––––––48.2–59.2the widest part62.1 ± 2.1––40––59.8–64.936–45Thickness of the cuticle in the region of mouth9.2 ± 0.8––––––(8.2–10.4)opening, μmDistance from anterior end to nerve ring, μm227.9 ± 10.5––240162––211.8–241.1160–165Distance from anterior end to cloaca, mm57.1 ± 6.8––––––47.9–66.4Distance from the nerve ring to cloaca, mm56.8 ± 6.8––––––47.6–66.2Tail length, μm72.9 ± 7.166–85728077––62.2–80.173–82Long spicule, μm:length432.9 ± 24.0465–590430300541160–270–392.1–450.9537–547width of proximal end37.2 ± 1.8–––22––35.2 – 39.920–27width of distal end3.1 ± 0.2––––––2.9–3.3width in middle part18.2 ± 0.7––––––17.1–18.9width of widening part25.2 ± 1.4––––––23.6–27.1– handle length250.3 ± 10.7––––––237.1–261.3– lamina length182.5 ± 32.1––––––130.7–209.5Ratio of handle to lamina length1.42:1––––––1.15:1–2.00:1Short spicule, μm:length178.7 ± 9.4185–206175130185180–200–170.9–194.1181–189proximal end width21.9 ± 4.0–––27––14.9–25.123–35distal end width14.4 ± 0.7––––––13.2–15.1middle part width31.4 ± 1.2––––––30.1–33.1Ratio of spicules’ lengths2.43:12.5: 12.5: 1––––2.23:1–2.58:1
N o t e. Рarameters were not deFIned.