256. AVES. 
Ocean, where they are constantly and rapidly flying about in 
pursuit of Insects.(1) 
Barira, Cuy.(2)—Cassicans, Buff. 
A large conical beak, straight and round at base, which scallops out 
a circular notch in the feathers on the forehead; round back, com- 
pressed sides, hooked point, and sloped laterally. The nostrils, 
small and linear, are not surrounded by a membranous space. 
They are large birds of New Holland and its neighbouring 
islands, which have been arbitrarily placed in several genera. 
They are said to be very noisy and clamorous. They pursue 
small Birds.(3) 
Cuatypzus, Cuv. 
A beak similar to that of the Barite, but somewhat smaller at base, 
and the nostrils pierced in a large membranous space. The species 
known are from New Guinea, and are remarkable for their beautiful 
tints, which resemble browned steel. 
C. paradiseus, Cuv.; Paradisza viridis, Gm.; Enl. 634. The 
feathers on the head and neck like curled velvet,—which, added 
to the lustre of its hues, has caused it to be placed among the 
Birds of Paradise. 
C. cornutus, Cuv.; Barita Keraudrenii, Less. and Garn. Voy. 
de Duperr. pl. 13. Two pointed tufts of feathers on the occi- 
put; its trachea forms three circles, before it reaches the lungs. 
Psaris, Cuv.(4)—Bercarpes, Buff. 
The beak conical, very stout and round at base, but does not scallop 
out the feathers on the forehead; the point slightly compressed and 
hooked. From South America. The best known species is the 2 
(1) Here come Lan. leucorhynchos, Gm. Enl. 9, 1, the same as Lan. dominicanus, 
Sonnerat, Voy. I, pl. xxv.—Lan. viridis, Enl. 32, 1-—Ocyp. cinereus, Val.—Ocyp- 
terus fuscatus.—Ocyp. rufiventer. Consult the monography of M. Valenciennes 
cn this genus published in the Mem. du Mus. tom. VII, p. 20, pl. 7, 8, 9. 
(2) Barita, the Greek name of an unknown Bird. M. Viellot has given to my 
Baritzx, the name of Cracricvus.: 
(3) We place here the Cassican, Buff. (Coracias varia, Gm.; Gracula varia, 
Sh.) Enl. 628.—Le fititewr, (Coracias tibicen, Lath. second suppl.; Gracula tibicen, 
Sh.) Voy. de Freycin. pl. xx.—Corvus graculinus, J. White; Coracias strepera, 
Lath. Ind. Ornith.; Gracula strepera, Shaw; Réveilleur de L’Isle de Norfolk, Daud. ; 
Gr. calybé, Vaill. Ois. de Par. 67; Vicill. Galer. 109, and one species with a taper- 
ing tail, Bar. anaphoresis, Temm. 
(4) Psaris, the Greek name of an unknown Bird. Vieill. has changed it into 
Tiryna, Galer. 134, 1; Spix into Pachyrhynchus, Ay. Brasil, 44. 
