Open Access
Table 4
Morphometric parameters (mean, range; μm) of Gyrodactylus prostae collected from topmouth gudgeon Pseudorasbora parva in the Melanbon borrow pit, Czech Republic, compared with published data.
Gyrodactylus prostae ex Pseudorasbora parva Melanbon, CR; n = 6 | Gyrodactylus prostae Galli et al. [24] | Gyrodactylus laevis Galli et al. [24] | |
---|---|---|---|
Body length | 507 (413–557) | 300–600 | 350 |
Body width | 90 (75–113) | ||
Haptor length | 98 (84–111) | ||
Haptor width | 111 (75–160) | ||
Pharynx length | 33 (29–36) | ||
Pharynx width | 35 (35–35) | ||
Penis length | 13 (n = 1) | ||
Penis width | 13 | ||
Spines | 1/6 + 3 | ||
Anchor | |||
Total length | 39 (37–41) | 44–60 | 33–43 |
Shaft | 28 (25–30) | 34–44 | 27–34 |
Root | 13 (10–15) | 16–22 | 10–16 |
Point | 18 (16–20) | 20–30 | 15–18 |
Aperture distance | 18 (13–24) | ||
Ventral bar | |||
Total width | 15 (14–18) | 15–19 | 9–15 |
Total length | |||
Median length | 4.7 (3.7–5.6) | 4–7 | 4–6 |
Membrane length | 11 (8.0–13) | 12–16 | 9–16 |
Ventral bar process to mid length | 1.5 (1.0–2.5) | ||
Dorsal bar | |||
Total length | 10 (9.1–12) | 9–11 | 7–9 |
Width | 1.7 (1.4–1.9) | 2–3 | 1 |
Marginal hook | |||
Total length | 24 (24–25) | 24–30 | 15–20 |
Shaft | 18 (17–19) | ||
Sickle length | 6.8 (6.3–7.3) | 7–8 | 5–6 |
Distal width | 2.7 (2.5–3.0) | ||
Proximal width | 4.1 (3.7–4.2) | ||
Aperture distance | 5.2 (4.7–5.7) | ||
Toe width | 1.7 (1.5–1.9) | ||
Filament length | 14 (13–15) |
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