ANOPLURORUM BRITANNIA. 65 



2 DOCOPHORUS OCELLATITS. (Louse of the Crow.) 

 Plate III. Fig. 10. 



Milky white, shining and hairy ; head elongate, trian- 

 gular ; abdomen with conical black lateral fasciae, having a 

 large white central space in each; femur and tibia with 

 black anuuli. 



Docophorus ocellatus. Nitzsch. Germ. Mag. iii. p. 920. Burmeister. 

 Handbuch. d. Ent. ii pt. ii. p. 424. spe. 6. Steph. Cat. pt. ii. p. 330. 

 Lyonet. Mem. du Muse. 18. p. 266. pi. 13. fig. 3. Children App. to 

 Back's Land Exped. p. 537. Pediculus Ocellatus. Scop. Ent. Carniol. 

 382. no. 1038. Pediculus cornicis. Fabr. Syst. Ant. 344. Syst. Ent. 

 807. Syst, Inst. ii. 479. 16. 



Milky white ; head large, elongate, triangular, anterior 

 part deeply notched, with a large pale chestnut depression, 

 and two diagonal black bands from the anterior of the 

 trabeculae to the occiput, and a short one behind each eye ; 

 eyes prominent and black ; antennae slender, the first joint 

 large and conical, second very long, cylindrical, with a 

 black spot on each side, the terminal three nearly equal, 

 each with a dark base ; trabeculae large, curved, and coni- 

 cal ; prothorax small, transverse, angles rounded, slightly 

 channelled ; metathorax nearly the width of head, trans- 

 versely triangular, both with a black lateral margin ; ab- 

 domen large, ovate, the first seven segments having a 

 conical black fascia?, with a large white central space on 

 each side, the last two with a narrow transverse black 

 band ; legs long and thick ; femora and tibia? with black 

 fascia and annuli ; ungues chestnut Length 1. 



Communicated from the Hooded Crow (Corvus cornix), 

 by Mr. Selby and Mr. G. R. Denny ; from the Carrion 

 Crow (Corvus corone) by Rev. L. Jenyns. This species 

 is readily distinguished from the A trains, with which it is 



F 



