Taxonomic name: Ischnopsyllus Ischnopsyllus octactenus (Flea Species)Interaction Type: ectoparasite ofLocation: CaithnessReference: Ischnopsyllus octactenus (Kolenati) (Siphonaptera: Ischnopsyllidae): a new vice county record. Taxonomic name: Pipistrellus pipistrellus