Morphometric features | Relaxed specimens (n = 20) | Contracted specimens (n = 20) |
---|---|---|
Body length | 8.9–20.5 (15.6 ± 3.1) | 5.5 − 15.6 (10.0 ± 3.0) |
Maximum body width | 0.6– 1.9 (1.2 ± 0.3) | 0.7–2.1 (1.2 ± 0.3) |
Oral suckera | 0.4–0.6 (0.5 ± 0.1) × 0.4–0.5 (0.5 ± 0.2) × 0.4–0.6 (0.5 ± 0.1) | 0.5 − 0.6 (0.5 ± 0.1) × 0.5–0.6 (0.5 ± 0.1) × 0.4–0.7 (0.5 ± 0.1) |
Ventral suckera | 0.6–0.8 (0.7 ± 0.1) × 0.4–0.7 (0.6 ± 0.2) × 0.7–1.1 (0.8 ± 0.1) | 0.4–0.7 (0.6 ± 0.1) × 0.5–0.6 (0.5 ± 0.2) × 0.7(1.2 (0.8(0.2) |
Ventral sucker peduncle length | 0.9–3.8 (2.2 ± 0.9) | 0.1–0.4 (0.2 ± 0.1) |
Ventral sucker peduncle width | 0.6–1.2 (0.7 ± 0.2) | 0.8–1.3 (1.1 ± 0.2) |
Pharynxb | 0.5–0.8 (0.6 ± 0.1) × 0.2–0.3 (0.2 ± 0.0) | 0.4–0.5 (0.5 ± 0.0) × 0.1–0.3 (0.2 ± 0.0) |
Maximum testis diameter | Anterior testis: 0.7–1.5 (1.1 ± 0.2) | Anterior testis: 0.5–0.8 (0.7 ± 0.1) |
Posterior testis: 0.8–1.4 (1.1 ± 0.2) | Posterior testis: 0.6–0.9 (0.8 ± 0.1) | |
Minimum testis diameter | Anterior testis: 0.4–1.1 (0.8 ± 0.2) | Anterior testis: 0.3–0.5 (0.5 ± 0.1) |
Posterior testis: 0.4–1.1 (0.8 ± 0.2) | Posterior testis: 0.3–0.7 (0.5 ± 0.2) | |
Maximum ovary diameter | 0.4–1.0 (0.7 ± 0.2) | 0.3–0.6 (0.4 ± 0.1) |
Minimum ovary diameter | 0.3–0.7 (0.5 ± 0.1) | 0.2–0.6 (0.4 ± 0.1) |
Eggsb | 0.02–0.03 (0.03 ± 0.0) × 0.01–0.02 (0.02 ± 0.0) | 0.02–0.03 (0.03 ± 0.0) × 0.01–0.02 (0.02 ± 0.0) |