Taxonomic name: Spilopsyllus cuniculi (Flea Species)Interaction Type: ectoparasite ofLocation: NorthamptonshireReference: A rise in the flea-index on the hare (Lepus europaeus Pallas) with relevant notes on the fox (Vulpes vulpes (L.)) and wood-pigeon (Columba palumbus L.) at Ashton, Peterborough. Taxonomic name: Oryctolagus cuniculus