ANOPLURORUM BRITANNIA. 211 



5. COLPOCEPHALUM OCHRACEUM. 

 Plate XVI II. Fig. 3. 



Elongate, fulvous, shining and pubescent ; head with two 

 large dark orbital patches ; abdomen with a series of dusky 

 spots down the lateral margin ; anterior femora large and 

 involute. 



Colpocephalum ochraceum. Nitzsch. Germ. Mag. iii. p. 299. Steph. Cat. 

 pt. ii. p. 333. Burmeister Handbuch ii. pt. ii. p. 438. Pulex avis plu- 

 vialis. Redi. Expe. pi. ix. fig. sup. The Louse of the Cormorant? 

 Albin's Spi. pi. xlvi. fig. sup. Shaw. Gen. Zool. vi. 120. fig. dext. sup. 



Head sub-panduriform ; clypeus narrow, rotundate, with 

 two angular spots on the margin, orbital sinus very deep, 

 with a black quadrangular patch, centre concave, base 

 broad, with a blackish transverse band on the occiput, and 

 several long hairs from the lateral margin ; antennae pale, 

 the first joint thick, second very short and slender, the 

 third transverse, cup-shaped, fourth large, obliquely trun- 

 cate; prothorax rotundate, lateral margin produced and 

 acute, with a cruciform depression in the centre; mesothorax 

 transverse, narrow ; metathorax transversely quadrate, with 

 a fuscous spot on each side, base much the broadest ; abdo- 

 men somewhat elliptical, sutural margins pale, lateral mar- 

 gin with a series of fuscous patches; legs thick, anterior 

 femora enlarged, with the margin involute ; tibiae clavate, 

 fringed on the exterior with long hairs. Length 1 . 



This species is found upon various Grallatorial birds. 

 Mr. Tweedy of Truro has sent it to me from the Oyster- 

 catcher (Haematopus Ostralegus), Common Sandpiper (To- 

 tanus hypoleucus), and Ringed Plover (Charadrius Hiati- 

 cula) ; Mr. Hey sham of Carlisle from the Brown Snipe 

 (Macroramphus grisea) ; Mr. Thompson of Belfast from the 

 Bar-tailed Godwit (Limosa rufa), and my brother from the 

 Lesser Tern (Sterna minuta), and Dunlin (Tringa varia- 

 bilis) . Dr. Burmeister states also upon the Lapwing ( Va- 



p2 



