Ibises of the Genus Theristicus. 513 
Geronticus melanotis (errore), Scl. P. Z. S. 1876, p. 828 
(Zool. Gard.). 
Theristicus caudatus Elliot, P. Z. S. 1877, p. 498 (part.) ; 
Salv. (nec Bodd.) Cat. B. Strickl. Coll. p. 525, no. 2558 
(specim. a, Chile) (1882) ; Scl. List Yert. An. (8) p. 411 
(part.) (1883) ; Scl. et Huds. Arg. Orn. ii. p. 110 (part., 
Antarctic S. Amer.) (1889) ; Holland, Ibis, 1892, p. 205 
(Estancia Espartilla, between Ranchas and Chascomus, from 
May to August); James, New List Chil. B. p. 9 (Chile) 
(1892) ; Scl. List Yert. An. (9) p. 427 (part.) (1896). 
? Vanduria (or Banduria ?) de Invierno Hudson, P. Z. S. 
1871, p. 261 (Pampas about lat. 38° S.). 
? Geronticus melanopis Huds. & Scl. P. Z. S. 1871, p. 261 
(south of Buenos Ayres). 
Theristicus melanopis Heine & Rchnw. Nom. Mus. Hein, 
p. 313 (1890). 
Ibis caudata Hartert (nec Bodd.), Kat. Yogelsamml. Mus. 
Senckenb. p. 205, no. 3078 (Chile) (1891). 
Ibis ( Theristicus) caudatus Oust. Miss. Sc. Cap Horn, Ois. 
pp. 140, 330 (part.) (1891). 
Theristicus melanopis Sharpe, Hand-list Gen. & Sp. B. i. 
p. 186, n. 1 (part., Chile and the Str. of Magellan) (1889). 
Pileo toto fulvo-seruginoso, lateribus capitis, vitta plumosa 
longitudinali guise intermedia, collo ac pectore albo-ful- 
vescentibus, loris verrucosis, regione periophthalmica ac 
guise lateribus, interdum etiam parte media infima guise, 
nudis,nigris; fascia prsepectorali transversa, plus minusve 
lata, cinerea ; abdomine tibiarumque plumis nigri- 
cantibus; crisso nigerrimo, nitore virescente; dorso, 
scapularibus, alarumque tectricibus griseis fere sericeis, 
tectricibus majoribus et mediis paullo pallidioribus; 
remigibus, subalaribus, cauda et supracaudalibus nigris, 
viridi-nitentibus : rostro nigro ; iride rubro-sanguinea ; 
pedibus rubris. Long. tot. circa 700 mm.; al. 400 ; 
caud. 200; rostri culm. 140; tarsi 80. 
Hab. Magellania (. Forster , Cunningham) ; Patagonia 
(Hudson); Southern Argentina (Hudson) ; Chile (Mus. 
Varsovia , &c.), Valdivia ( Philippi ) ; Peru occ., Ica ( Kali- 
nowski ), Chorillos (Jelski). 
This species is easily known from the preceding by the 
