52 ARDEIDJE.— PALAMEDEID^E. 



154. IXOBRYCHUS, Billberg, 1828. 



485. erythromelas (VieilL), N. Diet. d'Hist. Nat. Trinidad : Guiana : Peru: 



xiv. p. 422, 1817 (Paraguay). Bolivia : Paraguay : 



Chestnut-backed Bittern. South-east Brazil. 



486. involucris (VieilL), Enc. M&h. iii. p. 1127, South Brazil : Uruguay : 



1823 (Paraguay). Paraguay : Argentina. 

 Variegated Bittern. Garca varia. 



155. ZEBRILTJS, Bonap., 1855. 



487. undulatus (Gmel.), Syst. Nat. i. p. 637, 1789 Guiana : Central Brazil. 

 (" Habitat in Cayenna"). 

 Zigzag Bittern. 



156. BOTAURUS, Stephens, 1819. 



488. lentiginosus (Mont.), Om. Diet. Suppl. 1813, British Guiana. 



text and plate (" Piddletown, Dorset- 

 shire ") . 

 American Bittern. 



489. pinnatus (Wagl.), Isis, 1829, p. 663 (" Habitat Guiana : South-east 



in Brasilia; provincia Bakia ") . Brazil. 



Pinnated Bittern. Pajaro baco : Soco-boi. 



Order P AL A M E D E I F RIE S. 



Family PALAMEDEID^E. 



157. PALAMEDEA, Linn., 1766. 



490. COrnuta, Linn., Syst. Nat. i. p. 232, 1766 Guiana : Venezuela : 



(" Habitat in Brasilia " : Guiana) . Amazonia : Ecuador : 



Horned Screamer. Aruco : Anhima : Anhuma. Eastern Peru : 



Northern Brazil. 



158. CHAUNA, Illiger, 1811. 



491. Chavaria (Linn.), Syst. Nat. i. p. 260, 1766 Venezuela: Colombia. 

 ( Carthagena) . 

 Screamer. Chaja : Anhupocca. 



