30i< TETRAONID^. 



GENUS CCC— TETRAO Auctorum. GROUS. 

 Generic character: vide Steph. v. xi. p, 265. 



GENUS CCCL— LAGOPUS, Ray. PTARMIGAN. 

 Generic character: vide Steph. v. x\. p. 236. 



GENUS CCCII.-SYRRHAPTES, Illiger. 



Rostrum basi plumis orna- 



tum, paulo gracile, rectum, 



com pressum, versus apicem 



curvatum. 

 Alec acutae. 

 Pedes tridactyli, digiti fere 



ad unguibus coalitis : tarsi 



digitique hirsutis. 



( Vide Steph. v. xi. ;j. 420.) 

 Heteroclitus, Vieillot. 



Beak furnished with feathers 

 at the base, rather slender, 

 straight, compressed, bent 

 towards the tip. 



Wings acute. 



Legs four-toed, the toes 

 united nearly to the claws : 

 tarsi and toes hirsute. 



Sp. 1. Syr. Pallasii. 



Syr. dorso griseo nigroqiie undulato; ahdomine nigra ma cutis pnl- 



lidis ; laterihus colli macitla^fulvd. 

 Syrrhaptes with the back undulated with grey and black ; tlie 



abdomen black with pale spots ; the sides of the neck with a 



fulvous spot. 

 Tetrao paradoxus. Pallas. — Gmel. Syst. Nat. i. 755. — Lath. 



Ind. Orn. ii. 643. — Heteroclite Grous. - Lath. Gen. Syn. v. 4. 



p. 753 — Syrrhaptes Pallasii. Temm. PI. Col. 95. 



Inhabits Southern Tartary. The head and neck, 

 as far as the throat, hoary ; but the chin is yellowish ; 

 on each side of the neck is an orange spot ; round 

 the throat a circular streak, composed of numerous 

 transverse slender black lines : the back, between 

 the wings, and quite to the tail, undulated with black 



