STURNIDiE. 



49 



Sp. 2. Qu. barita. 



Gracula barita. Shazv, v. vii. 460. — Boat-tailed Grackle, 

 Lath. Gen. Hist. v. in. p. 179. pi. xliv. — North America. 

 Sp. 3. Qu? Mexicanus. 



Corvus Mexicanus. Shatv, v. vii. p. 366. — Mexico. 



GENUS CLXIV.— 



Rostrum elongatum, eras- 

 sum, rectum, acutum : 

 mandibula superior basi 

 lata, inter frontisplumas re- 

 trorsum extendente ; man- 

 dibularum marginibus in- 

 trorsum inclinantibus. 



Nares ovales, nudae. 



Alee mediocres, subrotuii- 

 datae: remiges tertiss et 

 quartas aequales, longissi- 

 mi; primae et sextan, 

 secundae et quintae fere 

 aequales. 



Cauda mediocris, prascipue 

 subaequalis. 



Pedes mediocres, fortes. 



Cacicus. 



CASSICIJS, Daudin. 



Beah elongated, thick, 

 straight, acute : the upper 

 mandible broad at the 

 base, which extends among 

 the feathers of the fore- 

 head; the edges of the 

 mandibles inwardly in- 

 clining. 

 Nostrils oval, naked. 

 Wing's moderate, slightly 

 rounded: the third and 

 fourth quills equal, long- 

 est; the first and sixth, 

 second and fifth nearly 

 equal. 



Tail moderate, mostly some- 

 what equal. 

 I Legs moderate, strong. 



The Cassici are the largest birds of this stirps. 



A. Cauda fere cequalis. 



A. With the tail nearly even. 



Sp, 1. Ca. niger. Vigors. 



Oriolus niger. Shaw^ v. vii. p. 442. 



VOL. XIV. P. I. 



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