NUMIDA. — ACRYLLIUM. 63 



Numida meleagris, Linn. 



Numida meleagris, Thien. Fortpflanz. ges. Vog. p. 16, tab. vi. fig. 3 

 (1845-54) ; Baedeker, Eier Eur. Vdg. tab. 77. fig. 1 (1855-63) ; Grant, 

 Cat. Birds B. M. xxii. p. 376 (1893) : Sharpe, Hand-l. i. p. 41 

 (1899). 



The eggs of the Common Helmeted Guinea-Fowl are of a pale 

 brown colour, with the pores much darker. They measure from 

 1-85 to 2-1 in length, and from 1"5 to 1-6 in breadth. 



3. Cumberland (Heysham). Gould Coll. 



3. Laid in confinement (Zool. Gar- Salvin-Godman Coll. 



dens, London). 



Numida coronata, Gray, 



(Plate VII. fig. 2.) 



Numida coronata, Sharpens ed. Layard, Birds S. Africa, p. 581, part 

 (1875-84) ; Grant, Cat. Birds B. M. xxii. p. 376 (1893) ; Sharpe, 

 Sand-l. i. p. 41 (1899). 



The eggs of the Large-helmeted Guinea-Fowl are pale brown, 

 with the pores much darker. Two examples measure respectively : 

 1-7 by 1-42 ; 1-6 by 1-4. 



2. Laid in confinement (Zool. Gar- Zool. Society, 



dens, London). 



Numida mitrata, Pall. 



Numida mitrata, Cowan, Proc. R. Phys. Soc. Edin. vii. p. 149 (1882) ; 



Grant, Cat. Birds B. M. xxii. p. 378 (1893) ; Sharpe, Hand-l. i. 



p. 42 (1899). 

 Numida mitrata, var. tiarata, Milne-Edwards Sf Grandidier, Hist. Nat. 



Madag., Ois. ii. p. 500, pi. 305. fig. 4 (1885). 



The eggs of Pallas's Helmeted Guinea-Fowl are of a pale brownish 

 cream-colour, with the pores much darker, the shell thus presenting 

 a spotted appearance. They measure from 1-85 to 2-05 in length, 

 and from 1-6 to 1-7 in breadth. 



6. Betsileo, Madagascar. Rev. W. Deans Cowan [C.]. 



Genus ACRYLLIUM, Gray. 



Acryllium vultnrinum {Eardw.). 



(Plate VII. fig. 1.) 



Acryllium vulturinum. Grant, Cat. Birds B. M. xxii. p. 385 (1893) ; 

 Sharpe, Hand-l. i. p. 42 (1899). 



The single egg of the Vulturine Guinea-Fowl in the Collection is 

 a regular broad oval, not much compressed at the small end, and 

 thus differs markedly from those of the Numida group. The pores 



