Taxonomic name: Ceratophyllus Ceratophyllus farreni farreni (Flea Species)Interaction Type: ectoparasite ofLocation: n/a (England)Reference: Studies on three congeneric species of fleas [Ceratophyllus] (Siphonaptera) from the nests of Delichon urbica urbica in England. (Abstract) Taxonomic name: Delichon urbica