Cryptogonimidae Ward, 1917

Acanthocollaritrema umbilicatum Travassos et al., 1965 Host: Heleobia australis (d'Orbigny) (Gastropoda: Hydrobiidae). Cercarian group: pleurolophocercous. Habitat: brackish water.

Definitive hostgroup: fish.

Locality: Rio de Janeiro, RJ.

Reference: Simões et al. (2008).