ANOPLURORUM BRITANNIA. 131 



Head sub-conical, slightly depressed at the vertex with a 

 small sub-angular black spot on each side before the an- 

 tennae ; occiput concave ; eyes small and black ; antennae 

 filiform, rather thick ; trabeculae very small and acute ; 

 prothorax sub-quadrate ; metathorax as wide as the head, 

 lateral margin rotundate, posterior margin produced in the 

 centre, and angular ; abdomen oblong, apex obtuse, sutures 

 sinuated in the centre ; legs pale testaceous yellow, rather 

 stout ; anterior femora enlarged. Length f . 



Communicated by the Rev. L. Jenyns, from the Red- 

 wing (Turdus Iliacus), and by Mr. Thompson, from the 

 Rose-coloured Pastor (Pastor roseus), killed near Belfast. 



26. NIRMUS CLAVIFORMIS. Denny. (Louse of the 



Ring-Dove.) 



Plate IX. Fig. 7. 



Head and thorax pale tawny; abdomen oblong and 

 claviform, pale yellow-white, the lateral margin tawny; 

 legs thick. 



Head sub-conical, with a semicircular impressed line on 

 the clypeus, and two curved lines from the antennae to the 

 occiput, lateral margin with a sub-triangular chestnut spot 

 on each side before the antennae; eyes small; antennae 

 pale yellow, sub-clavate, the first joint large, second long 

 and obconic, third and fourth short, fifth conical ; trabeculae 

 small, somewhat curved and acute; prothorax sub-quadrate; 

 metathorax small and conical, the posterior margin slightly 

 produced in the centre ; abdomen long, very much attenu- 

 ated at the base, large and clavate towards the extremity ; 

 apex acute, lateral margin with a broad tawny fascia ; legs 

 pale yellow and thick ; anterior femora short and lobate. 

 Length $ i 9 f . 



K2 



