AYES. 417 



Section II. Struthiones. Feet cursorial, tridactylous, or didac- 

 tylous. 



Casuarius BRISS., LATH., ILLIG. Wings very small, latent, or 

 naked quills. Feathers double, narrow, lax. Feet tridactylous. 

 Tail inconspicuous. 



a) With lill depressed. 



Dromaius YIEILLOT. Nostrils placed in a broad groove, opening 

 at the anterior part of bill. Wings concealed under the plumes. 



Sp. Casuarius Novce ffollandice LATH., WHITE Voyage to New South Wales, 

 PL i. p. 129, PEBON Voyage aux terres austr. Atl. PL 36. See the 

 skeleton figured in P. J. DE FBEMERY Specimen Zoolog. sistens observa- 

 tiones de Casuario Nov. Holl. Traj. ad Rhen. 1819, 8vo. 



b) With lill compressed. 



Casuarius (recentiorum). Nostrils in the middle of bill. Wings 

 of five naked quills. 



Sp. Casuarius galeatus VIEILL., Casuarius emeu LATH., Struthio casuarius 

 L., BUFF. PL enl. 313, Menagerie du Mus. national d'Hist. nat. Paris, 

 1801, folio, Livr. i. ed. 8vo, I. pp. 42 54 (with a very beautiful figure), 

 LESSON Ornith. PL 2, fig. i, GUERIN Iconogr., Ois. PL 48, fig. 2 ; the 

 casuary (the Malay name of the bird) ; on the head is a tubercle, covered 

 with a horny envelop ; the head and neck are in part naked, with warty 

 swellings ; the feathers are black. This bird inhabits the Moluccan islands 

 and New Guinea, and was first brought alive to Europe by the Dutch. 



Struthio L. (excl. Struthio casuarius), CUT. Wings unfit for 

 flying, plumed. Bill depressed. Feet tridactylous or didactylous. 

 Tail moderate, with lax plumes. 



a) Feet tridactylous. 



Rhea MOEHK., GRAY. (Genus of the new world.) 



Sp. Struthio rhea L., LATHAM Suppl. n. p. 292, PL 137, HAMMER Ann. du 

 Mus. xn. 1808, pp. 427433, Cuv. R. Ani., ed. ill., Ois. PL 67, fig. 2; 

 in the south of South America. A second smaller species was discovered 

 in Chili a few years ago by DARWIN and D'OBBIGNY, Rhea Darwini 

 GOULD, Rheapennata D'ORB. Proceed, of the Zool. Soc. 1837, P- 35> GRAY 

 Gen. of Birds, PL cxxxvin. 



b) Feet didactylous. 

 Struthio (recentiorum). 



Sp. Struthio Camelus L., BUFF. PI. enl. 457, Menagerie du Mus. nat. Livr. i. 

 (ed. 8vo, i. pp. 69 82), with a good figure, LESS. Ornith. PL I. fig. r, 

 GUERIN Iconogr., Ois. PL 48, fig. i; the ostrich; in Africa and Arabia; 



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