Taxonomic name: Ctenophthalmus Ctenophthalmus nobilis nobilis (Flea Species)Interaction Type: ectoparasite ofLocation: LincolnshireReference: A find of the east Asian flea Monopsyllus anisus (Rothschild) (Siphonaptera: Ceratophyllidae) in England. Taxonomic name: Apodemus sylvaticus