422 CLASS XVI. 



Family XIII. Penelojnnce. Bill compressed, with culmen bent. 

 Nostrils lateral. Wings rounded. Tarsi scutellate anteriorly, un- 

 armed. Anterior toes conjoined at tlie base by membrane. Hallux 

 insistent. Tail long, rounded. (Wings rounded, with 5 — 7 quills 

 longest of all.) 



This family is nearly allied to the preceding, but contains species from 

 the new world only. The toes are more connected at the base than in 

 Megapodius, but in this respect Megaeephalon forms the transition to the 

 present family. 



Penelope Lath., Gmel. Bill moderate, with culmen substraight 

 at the base, curved at the tip. Nostrils semicovered by membrane 

 posteriorly, open forwards. Tarsus not exceeding the middle 

 toe in length, or shorter than it. Cheeks and throat frequently 

 destitute of feathers. 



Sp. Penelope catraca Bodd., Phasianus motmot Gir., Pkasianus parrariua 

 Lath., Buff. PI. enl. 146. Genus OrtaUda Mere., Gray. 



Penelope mara'd Gm., Buff. PI. enl. 338 ; — Penelope pipile Gm., Crax 

 piplle Jacquin, Beltrdge zur Gesch. der Vogel. Wien, 1 784, 4to, PI. 1 1 ; — 

 Penelope pileata Lichtenst., Desm., PI. peintes 23, &c. Genus Penelope 

 Meer., Gray. 



These birds represent in South America the Asiatic genus Phadanus. 



Oreophasis Gray. Base of bill thickly covered with downy 

 plumes. Orbital region naked. Tubercle over the forehead, cylin- 

 dric, truncated. Wings somewhat short. 



Sp. Penelope frontkornis nob., OveopTiasis Derbyanus Gray, Gen. of Birds, 

 PI. cxxi. ; from Guatemala. 



Grax L. Bill moderate or short, compressed, high. Tarsi 

 strong, longer than middle toe. 



Ourax Cuv., Temm. (Fauxi Temm. previously. Gray). Bill short, 

 densely covered witli flocky plumes. 



Sp. Crax Pauxi L., Ourax galeafa Temm., Buff. PI. enl. 78, Cuv. R. Ani., 

 ed. ill., Ois. PI. 58, fig. 2, Gray Gen. of Birds, PI. cxxil. ; Brasil, 

 Mexico; the Pauxi^ has a large, oval, bony tubercle on the head behind 



^ According to V. Humboldt the name Pauxi in South America is not applied to 

 a single species, but comprises the genera 0^lrax and Crax. Pauxi de piedra [Cra/x 

 pauxi) and Pauxi de copete {Crax alector) are distinguished. Eelse in die AequinoctiaZ 

 Gegenden, iv. s. 143. 



