Taxonomic name: Ceratophyllus Ceratophyllus vagabundus insularis (Flea Species)Interaction Type: ectoparasite ofLocation: CardiganshireReference: A brief summary of the fleas of the Vice-Counties of Cardigan, Carmarthen & Pembroke and the islands of Cardigan, Ramsey, Skokholm & Skomer. Taxonomic name: Larus spp.