228 MONOGRAPH I A 



16. MENOPON ICTERUM? (Louse of the Dunlin and 



Woodcock.) 

 Plate XX. Fig. 8. 



Fulvous, smooth, and shining; head without spots; pro- 

 thorax with a cruciform depression in the centre ; abdomen 

 with chestnut bands. 



Menopon icterum ? Burmeister Handbuch ii. pt. ii. p. 440. spe. 8.? 



Head semilunar, concave in the centre ; eyes prominent 

 and black ; prothorax nearly as wide as the head, semicir- 

 cular, with a depressed marginal line, and a cruciform 

 depression in the centre ; mesothorax small, transverse ; 

 metathorax as wide as the head, sub-conical, base somewhat 

 concave ; abdomen obtusely ovate, chestnut, sutures pale, 

 fulvous and pubescent ; legs fulvous, rather short ; femora 

 thick, more especially those of the second and third pair. 

 Length y. 



I have ventured to quote Dr. Burmeister's name of 

 icterum for this insect, though not without some misgivings 

 as to the identity of the two. Dr. Burmeister gives the 

 Woodcock (Scolopax rusticolor) as the nidus of his insect. 

 I took mine from the Sanderling (Tringa variabilis) ; this 

 discrepancy, however, I consider of little consequence, as 

 we find so many species, which are common to two or more 

 species of birds. 



17. MENOPON CARDUELIS. Denny. (Louse of the 



Goldfinch.) 

 Plate XX. Fig. 7. 



Pale fuscous ; head with a pitchy spot on each side ; pro- 

 thorax deep, fuscous, with a transverse line in front, termi- 

 nating in two punctures. 



Head rotundate, trigonate, vertex depressed, lateral 

 margin slightly sinuated with a pitchy spot before each eye ; 



