TEHAIIY VIRALVE. l69 



laying from two to four light olive-brown eggs, 

 blotched and spotted with brown and black. It 

 subsists on insects and aquatic vermes, and princi- 

 pally upon those inhabiting fresh water. 



TEHARY VIRALVE. 



( Viralva Indica.) 



Vi. corpore subtus capite colloque albis, pileo, occipite nuchaque 



nigris, alis dorso cauddque griseo-cceruleis. 

 Viralve with the body beneath the head and neck white, the 



pileus, occiput, and nape black, the wings, back, and tail 



bluish-grey. 

 Tehary Tern. Lath. Gen. Hist. x. 103. 



Inhabits India. " Beak stout and black : irides 

 dusky : head, neck, and under parts, white : from the 

 middle of the crown to th^ nape black ; back, wings, 

 and tail, pale ashy-blue, the last moderately forked, 

 the wings exceed it by about two inches : legs deep 

 dull red." — Latham. A variety is mentioned in the 

 following words : Beak black : forehead white, the 

 rest of the crown (head ?) tinged wijth blue ; with 

 dusky streaks before, and dusky black behind the eye, 

 communicating with the nape and neck adjoining, 

 which are of the same colour : under parts, from the 

 chin, white ; wings and tail fine pale grey ; the second 

 quills marked with brown at the ends and middle : 

 back greyish-ash colour, marked with large spots of 



