AVES. 483 



posteriorly reticulate. Wings long, with third and fourth or fourth 

 and fifth quills longest of all. Tail broad. 



a) With bill moderate; tail somewhat long, rounded. Pyroderus GRAY, 

 Coronis GLOGEB. Sp. Coracina scutata TEMM. PI. col. 40, &c. 



b) With bill somewhat long; tail short, rounded; head shaded by erect 

 plumes, deflected at the point. Cephalopterus GEOFFB. Sp. Coracina cepha- 

 loptera VIEILL., Cephalopterus ornatus GEOFFB. SAINT-HILAIBE, Ann. 

 du Mus. XHI. PL 15, LESSON Ornith. PL 41, fig. 2, GUEB. Iconogr., Ois. 

 PL 7, fig. 7 ; Brasil. 



c) With bill somewhat long. Tail short, even; head bald. Gymnocephalus 

 GEOFFB. Sp. Coracina calva, Corvus calvus GM V Gymnocephalus capucinus 

 GEOFFB., BUFF. PL enl. 521, LESS. Ornith. PL 41, fig. i, Cuv. R. Ani., 

 ed. ill., Ois. PL 18, fig. 2, Cayenne. 



Phytotoma MOLINA, GM. Bill short, conical, with culmen 

 rounded, margins serrate. Nostrils basal, small. Wings with 

 third and fourth quills subequal, longest of all. Tarsi scutellate 

 anteriorly. Tail somewhat long, even. (Genus of uncertain 

 position.) 



Sp. Phytotoma rara MOLINA, Phytotoma silens V. KITL., Phytotoma Bloxami 

 CHILDBEN, GBAY Gener., PL 95; Phytotoma rutila VIEILL.; Phytot. 

 angustirostris D'ORBIGNY. 



Compare on this genus MOLINA Essai sur Fffist. natur. du Chili, Paris, 

 1789, 8vo, p. 234. LEADBEATEB Linn. Transact, xvr. 1829, pp. 85 87, 

 LAFRESNAYE in GUEBIN Magas. de Zool. 1832, Ois. PL 2. EYDOUX et 

 GEBVAIS, sur quelques particularites anatomiques du Phytotoma, ibid. 1838, 

 Ois. PL 86, &c. This genus was placed formerly in the neighbourhood of 

 Fringilla. 



Family XXXVII. Corvince. Wings with ten primaries. 

 Wing-coverts short. Tarsi covered anteriorly with transverse 

 scutes, at the sides with integument continuous. Lateral toes 

 equal, outer conjoined at the base alone. Bill strong, subconical, 

 compressed at the tip, entire or emarginate obsoletely. 



Corvus L. (exclus. of some species). Bill thick, cultrate, 

 moderate or long. Nostrils basal placed in a fossa, concealed by 

 recumbent bristles. Tarsi longer than middle toe, covered ante- 

 riorly with large transverse scutes. Wings with first quill mode- 

 rate, third and fourth subequal, fourth, more rarely third, longest 

 of all. Tail moderate, even or rounded. (Feathers strict, glossy. 

 Bill and feet black.) 



The ravens. These birds eat all sorts of food ; they carefully hide the 

 remains of their repast, in order to bring it to light again when they are 



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