Family Brachycoeliidae Johnston, 1912

Mesocoelium Odhner, 1910

Mesocoelium monas (Rudolphi, 1819) Freitas, 1958

Hosts and records: Sibynomorphus ventrimaculatus (Boulenger 1885) (M, Ch), S. turgidus (Cope, 1868) (M, ER), Tomodon ocellatus Duméril, Bibron & Duméril 1854 (BA). Site of infection: small intestine.

Reference: Caubisens Poumarou (1968).

Mesocoelium sibynomorphi Ruiz & Leão, 1943

Host and record: Sibynomorphus turgidus (Cope, 1868) (M). Site of infection: small intestine.

Reference: Caubisens Poumarou (1968).