/. canisuga 



213 



about 7-8 teeth per file, with a wide unarmed median area. Legs : 

 coxae as in the £ ; tarsi distinctly humped. 



Nymph and Larva (Figs. 208, 209): strongly resemble the %, 

 especially in the shape of the scutum, the legs, and ventral grooves. 



Fig. 208. I. canisuga o : capitulum and scutum ; coxae and ventral aspect of capitulum ; 

 tarsus 4 ; anal groove and spiracle. Specimen from dog, Tynron, Scotland, 

 J. McMonnies coll., vn. 1908. (N. 447. Original, G. H. F. N. del.) 



I 



Fig. 209. I. canisuga, larva : dorsum, venter and tarsus 3. Specimen (British) received 

 from Mr E. G. Wheler. (N. 1044. Original, G. H. F. N. del.) 



Our collection contains numerous specimens collected chiefly in this 

 country: — Scotland: (N. 414, %s), from dog, Thornhill, Dumfriesshire, 

 v. 1908 (J. K. Wallace); (N. 422, 447, °.s, os) from dogs, Auchenbrack, 

 Tynron, v. and vn. 1908 (J. McMonnies); (N. 402) °.s from sheep, 

 Blackadie, Sanquhar, V. 1908 (R. Bramwell). [Evans (I. 1907, p. 35) 

 found them on dogs ; especially young collies, mostly attached about 

 neck, shoulders and sides, and behind forelegs, Pentlands and Moor- 

 foot districts, Scotland; os and $s (March, April); no </ found. 

 (Det. by Neumann)]. England: (N. 1123, J), Gowanburn, N. Tyne, 

 v. 1901, and (N. 1046, ?) from dog, same locality, v. 1901 (E. G. 

 Wheler); (N. 1079, J, ?) from dog, Alnwick, Northumberland 

 E. G. Wheler); (W. F. Cooper's coll. %), from dog, Stanhope, Durham, 



