D. P.  Sleeman, ?Ectoparasites of the Irish stoat.?, Medical and Veterinary Entomology 3(3): 213-218., 1989.

N. D.  Redgate, ?Ischnopsyllus octactenus (Kolenati) (Siphonaptera: Ischnopsyllidae): a new vice county record.?, Entomologist?s Gazette 40(4): 336., 1989.

R. S.  George, ?Some bird flea records from Britain (Siphonaptera).?, Entomologist?s Gazette 40(4): 314., 1989.

R. S.  George, ?The fleas of British birds.?, Royal Society for the Protection of Birds, Reserves Bulletin No.235, 41pp. [Siph.:2-3], 1989.

R. S.  George, ?Megabothris turbidus (Rothschild) (Siphonaptera) from the Isle of Wight.?, Entomologist?s Gazette 40(1): 92., 1989.

R. S.  George, ?Large populations of fleas (Siphonaptera) in birds? nests and a species new to England.?, Entomologist?s Gazette 40: 337-343., 1989.

R. S.  George, ?A brief summary of the fleas of the Vice-Counties of Cardigan, Carmarthen & Pembroke and the islands of Cardigan, Ramsey, Skokholm & Skomer.?, Dyfed Invertebrate Group Newsletter No.14: 10-18., 1989.

F.  Clark, ?Studies on three congeneric species of fleas [Ceratophyllus] (Siphonaptera) from the nests of Delichon urbica urbica in England. (Abstract)?, Index to Theses Accepted for Higher Degrees in the Universities of Great Britain and Ireland 38(1): 267 and Dissertation Abstrs International B 50(1): 48-B., 1989.