On the infection of birds and mammals with the cercaria and metacercaria of the eye-fluke, Philophthalmus
Other trematodes collected were Philophthalmus
gralli, an eye fluke found in waterfowl, and Haplorchis, a trematode that encysts in muscle of fish at the maxillary, operculum, and insertions of fins.
tuberculata in the state of Minas Gerais; these larvae were identified as Centrocestus formosanus (Nishigori, 1924) and Philophthalmus gralli Mathis and Leger, 1910, respectively.
Melanoides tuberculata as intermediate host of Philophthalmus gralli in Brazil.
As part of an extensive study on trematode fauna of fresh water molluscs from Sucre State, 633 molluscs, Melanoides tuberculata (Muller, 1774), a primary intermediate hosts of Philophthalmus
gralli Mathis et Leger, 1910, and Centrocestus formosanus (Nishigori, 1924) Price.
In addition to larval stages of Centrocestus formosanus, rediae and cercariae of two other trematodes were found in Melanoides tuberculata in Mexico, namely those of Hap lorchis pumilio (Looss, 1896) (Heterophyidae) and Philophthalmus
gralli Mathis et Leger, 1910 (Philophthalmidae) (Scholz et at.