ADDITIONS TO THIRD EDITION 



Chapter ii: Louse-flies (Hippoboscidae). 



Ornithomyia lagopodis is now considered as a synonym of Ornithomyia fringillina 



(See page 213). 

 There have been two additional records oi Lynchia albipennis {= Ornithoponiis 



ardaea) from Britain: one from the little bittern {Ixobrychus m. minutus), 



and the other from the bittern {Botaurus s. stellaris). (See page 214). 

 There is a record of one specimen of Olfersia spinifera from a stray Man O' 



War bird in the Inner Hebrides in 1953. This is a host-specific parasite 



of the Fregatidae. (See page 214). 

 Chapter 12: Ticks (Ixodoidea.) 

 Ixodes passericola is also recorded from blue tits, great tits and a few other 



species, and there are two records of Haemaphysalis cinnabarina from a 



mistle- thrush and a skylark. (See page 231). 

 Chapter 13: Microparasites. 



Poulding has recently recorded five cases of Aspergillosis in sea gulls in 

 Britain. (See page 243). 



XIV 



