Trichophrya epistylidis Claparède & Lachmann, 1859

Body shape irregular with six fascicles, each of which bears approximately 12 capitate tentacles; the macronucleus is branched; about twelve contractile vacuoles arranged in the periphery of the cell.

Known previous records. There are no worldwide previous records on families Cambaridae and Pseudothelphusidae . On other crustaceans this species was previously recorded on Asellus sp., Gammarus sp., Carinogammarus sp. and on Pontastacus leptodactylus (cited as Astacus leptodactylus) (Matthes & Guhl 1988; Fernandez-Leborans & Tato-Porto 2000).