Table 1 Morphometric data for relaxed and contracted specimens of Accacoelium contortum from the ocean sunfish Mola mola (L.) examined in the present study

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 sucker^a

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 sucker^a

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)

Pharynx^b

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)

Eggs^b

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)