Narrative of the surveying voyages of his majesty's ships Adventure and Beagle (vol.1): between the years 1826 and 1836 : describing their examination of the southern shores of South America, and the Beagles's circumnavigation of the globe

540 CATALOGUE BIBDS. ther, 11 ; of the tail 7^ ; of the tarsi 2. The irides a bright blue green; the pupils black. This bird is probably D'Azara's black ZaramaguUon (No. 432 of his Birds of Paraguay), but it has not hitherto been described. 58. Phalacrocorax atriceps. — Nob. in Zool. Journal, iv. 102. Phal. capite supra corporeque superior e atris, inferiore alboj rostro pedibusque Jlavescentibtis, rectricibus duodecim. The dimensions are nearly the same as those of the last bird, except those of the bill, which is a quarter of an inch longer. 59. Phalacrocorax cirriger. Phal. s^iprafusco-griseus, subtus albidus j guld, cirroque longitudi- nali per collum utrinque descendente, albis; rostro pedibusque rubris; rectricibus quatuordecim. The length of the body is 26 inches ; of the bill ^^^ ; of the wing, from the carpal joint to the extremity of third quill feather, 10 ; of the tail 6 ; of the tarsi 1|. 60. Phalacrocorax imperialis. — Nob. in Proceedings of Zoological Society. Phal. capite cristato, collo posteriori, corporeque s^ipr a intense pur- pureis ; alis scapularibusque viridi atris; remigibus rectrici- busque duodecim fusco-atris ; corpore subtus, fascia alarum, macu- Idque dorsi medii sericeo-albis ; rostro nigra j pedibus Jlavescen- tibtis. Statura — Phal. carbonis. Hah. — Interior Sounds of Western Patagonia. 61. Phalacrocorax Sarmientonus. Phal. capite, collo, dorsoque imo atro-purpureis ; pectore abdomi- neque albis ; dorso superiori, scapularibus, alisque viridi-atris remigibus rectricibusque duodecim atris ; guld, genis,Jimort(mque tectricibus superioribus albo-notatis ; rostro nigro ; pedibus jla- vescentibus. Staturd prcecedentis. Strait of Magalhaens. 62. Phalacrocorax erythrops. — Nob. in Proceedings of Zoological Society. Phal. capite, collo, corporeque supra purpureo-atris ; pectore abdo- meneque albis; genis parie albo-notatis; facie nudd ruhrd;