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Table 5
Comparison of morphometric parameters (mean, range; μm) for Gyrodactylus pseudorasborae n. sp. collected in various localities in Europe and China with other closely related monogenean species.
| Gyrodactylus pseudorasborae n. sp. ex P. parva | Gyrodactylus parvae ex P. parva You et al. [93] | Gyrodactylus gobioninum; Galli et al. [24] | Gyrodactylus gobioninum; Margaritov and Kiritsis [48] | Gyrodactylus gobii ex Romanogobio vladykovi River Velička, CR | Gyrodactylus gobiensis ex Gobio gobio River Velička, CR | |
|---|---|---|---|---|---|---|
| n = 58 | n = 10 | n = 41 | n = 12 | n = 3 | ||
| Body length | 549 (299–703) | 490–802 | 300 | 751 (644–828) | 660 (581–778) | |
| Body width | 116 (72–187) | 44–99 | 121 (86–148) | 123 (90–143) | ||
| Haptor length | 99 (60–142) | 51–92 | 102 (91–121) | 106 (95–127) | ||
| Haptor width | 116 (71–181) | 30–121 | 135 (112–150) | 122 (107–140) | ||
| Pharynx length | 34 (21–47) | 25–39 | 51 (42–63) | 33 (28–38) | ||
| Pharynx width | 33 (20–50) | 51 (42–63) | 32 (28–37) | |||
| Penis length | 15 (10–18) | 14.7 | 18 (16–20) | 16 (14–19) | ||
| Penis width | 15 (13–20) | 18 (15–21) | 15 (13–18) | |||
| Spines | 1/5–7 | 1 + 2/2 + 5 | 1/7–8 | |||
| Anchor | ||||||
| Total length | 52 (46–59) | 47–54 | 51 | 52–60 | 52 (50–57) | 66 (61–68) |
| Shaft | 35 (29–40) | 35–41 | 37 | 38–45 | 35 (34–37) | 43 (40–47) |
| Root | 16 (12–24) | 14–20 | 16 | 15–20 | 16 (15–18) | 20 (18–22) |
| Point | 24 (19–28) | 22–27 | 26 | 23–28 | 27 (25–28) | 32 (31–33) |
| Aperture distance | 18 (13–25) | 17 (15–22) | 21 19–23) | |||
| Ventral bar | ||||||
| Total width | 23 (19–28) | 19–26 | 17 | 23–28 | 24 (21–26) | 28 (27–29) |
| Total length | 22 (18–27) | 23 (19–25) | 28 (27–29) | |||
| Median length | 6.8 (5.2–8.3) | 3.4–7.4 | 6 | 6–8 | 6.0 (4.7–7.3) | 7.7 (7.6–7.9) |
| Membrane length | 12 (9.4–16) | 8.8–14.4 | 12 | 13–18 | 13 (11–15.5) | 17 (15–18) |
| Ventral bar process to mid length | 2.7 (1.5–4.0) | 1.5–2.8 | 3.7 (2.4–5.1) | 3.6 (3.2–4.3) | ||
| Dorsal bar | ||||||
| Total length | 20 (17–25) | 16–19 | 17 | 18–25 | 19 (17–21) | 25 (23–27) |
| Width | 1.9 (1.2–2.6) | 1.4–2.6 | 2 | 2–3 | 2.1 (1.7–2.7) | 1.9 (1.6–2.2) |
| Marginal hook | ||||||
| Total length | 25 (23–27) | 30–31.7 | 24 | 24–27 | 27 (26–28) | 29 (28–32) |
| Shaft | 20 (18–22) | 25–26.9 | 21 (20–22) | 23 (22–25) | ||
| Sickle length | 5.2 (4.5–5.9) | 4.9–5.7 | 5 | 5–6 | 6.4 (5.9–7.1) | 6.3 (6.0–6.6) |
| Distal width | 2.6 (2.0–3.1) | 2.7–3.9 | 4.0 (3.2–4.9) | 3.6 (3.3–3.7) | ||
| Proximal width | 3.4 (2.7–3.9) | 3.1–4.0 | 4.5 (4.1–5.1) | 3.8 (3.5–4.2) | ||
| Aperture distance | 4.1 (3.5–4.8) | 4.7 (4.1–5.1) | 5.1 (4.7–5.6) | |||
| Toe width | 1.2 (0.9–1.4) | 1.7 (1.4–2.1) | 1.2 (1.0–1.5) | |||
| Filament length | 11 (9.6–13) | 10.2–13.5 | 12 (11–13.5) | 11 (10–12) |
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