Limatulum nanum Moguel-Chin, Panti-May, García-García & Hernández-Mena

Infection site: Stomach and intestine

Localities: Calcehtok and Homún

Prevalence (%) and median intensity: Calcehtok 24.6 and 2 (1.4‒2.7). Homún 13.3 and 1.5 (1.2‒1.7) Specimens deposited: CNHE-12308 and NHM 2025.8.13.2

GenBank accession number: PX232562 (28S)

Comments: Based on 10 specimens. Oval body, 575 ± 128 (460–860) × 338 ± 103 (210–550), completely covered with spines (Figures 2C, 3B). Oral sucker 130 ± 30 (84–180) × 140 ± 39 (80–190). Ventral sucker median, 124 ± 24 (96–160) × 127 ± 27 (91–170). Pharynx 47 ± 11 (35–70) × 42 ± 11 (30–65). Esophagus absent. Testes at level of mid-body; right testis 98 ± 20 (76–130) × 90 ± 16.3 (70–110), left testis 95 ± 14 (77–110) × 81 ± 27 (50–130). Ovary round, pretesticular, located at level of the ventral sucker, 75 ± 22 (42–105) × 79 ± 20 (45–100). Cirrus-sac sinistral 96 ± 21 (65–120) × 45 ± 10 (28–58). Eggs 19 ± 0.7 (18–20) × 10 ± 0.5 (9–10).

The morphological features agree with the description of L. nanum from Eumops nanus (Miller) in Campeche, Mexico (Moguel-Chin et al. 2024). This is the first record of L. nanum for N. laticaudatus and the first record for Yucatán.