OF NORTHUMRERLANP AND DURHAM 1 93 



Ceratophyllus garei Roths. (1902). 



t $ and 2 ?$ in haystack refuse on the moors near 

 Hunstanworth, county Durham ; 3 in a puffin's {Fratercula 

 arctica) burrow (W. Hall), and i in nest of eider duck from 

 which numerous examples were bred later, Fame Islands, 

 July, 191 1. 



" Very common all over England and Scotland in the nests 

 of birds. Among the many hosts may be mentioned the 

 lark, the bearded tit, and several gulls. Also found in Ireland." 

 Ceratophyllus columbae Gervais (1844). 



Newcastle, i $ taken by Mr, E. Leonard Gill from the 

 body of a domestic pigeon, 



"Not uncommon both in England and Scotland in the 

 nests of both the wild and domestic rock dove {Cohimba liviix). 

 Not recorded from Ireland." 

 Ceratophyllus vagabunda Boh, (1866), 

 z=.digitalis Wahlg, (1903). 

 ^insularis Roths, (1906). 



Fame Islands, 5 examples, 4 in a nest and i on the body 

 of the cormorant {^PJialacrocorax carbo\ July 191 1, both 

 sexes, 



" A rare species found in the nests of seabirds, such as the 

 kittiwake and the herring gull in Scotland. Of doubtful 

 occurrence in Englan.d and not recorded from Ireland," 

 Ceratophyllus gallinae Schrank (1803), 



Common on fowls. In numbers under bark of beech trees 

 at Hylton, and by sweeping a cruciferous plant, j\'Iay 1909, 

 (2 $ and 3 ?), Gibside. 



In nests of house martin, Stocksfield and Dilston : golden 

 crested "wren {Reguh/s cristatus) Gibside, i $ \ black-headed 

 bunting {Emb'eriza sc hoe niches), Hexham ; robin {^Erithacus 

 rubecula), Winlaton, i $ ; swift {Cypselus api/s), Newcastle, 

 and hedge sparrow {Accenlor modulans), Penshaw, 



Common in nests of the common house sparrow {Passer 

 domestkns), Gibside, Winlaton, Fatfield and Penshaw. In 

 nests of stock dove {Columba cenas) i ?; mistle thrush 



