. Ibis . attrii, sed alarum tectricibus albis et uro-pygio fulvescente diversus. This is an excellent species, approaching T. delattrii inform, but easily distinguishable, as above mentioned. I amgreatly indebted to Herr v. Pelzeln for sending me the typicalspecimens from Vienna for examination. 6. Nesospingus speculiferus. Chlorospingus speculiferus, Lawr. Ibis, 1875, p. 383, pi. 1; Gundl. J. f. O. 1878, p. 168, 1882, p. 161 (nest), etAn. Soc. Esp. H. N. 1878, p. 190. Above nearly uniform dark earthy brown; head ratherdarker, and with indications of longitudinal striations on thecap;
. Ibis . attrii, sed alarum tectricibus albis et uro-pygio fulvescente diversus. This is an excellent species, approaching T. delattrii inform, but easily distinguishable, as above mentioned. I amgreatly indebted to Herr v. Pelzeln for sending me the typicalspecimens from Vienna for examination. 6. Nesospingus speculiferus. Chlorospingus speculiferus, Lawr. Ibis, 1875, p. 383, pi. 1; Gundl. J. f. O. 1878, p. 168, 1882, p. 161 (nest), etAn. Soc. Esp. H. N. 1878, p. 190. Above nearly uniform dark earthy brown; head ratherdarker, and with indications of longitudinal striations on thecap; a small white speculum on the fourth and fifth andsixth primaries; under surface white, slightly varied with SER. V. VOL. III. u 274 On some little-knonm Species of Tanagers. grey; bill—upper mandible brown, lower white; feet length G5, wing 34, tail 2*5 inches. Hab. Porto Rico. This peculiar Antillean form can, I think, hardly be re-ferred to Chlorospingus; it has a much stouter and thicker. Structure of Nesaqmu/iis spcculiferns. bill and large Fringilline feet. I am not sure that its correctposition is not with the Ground-Finches (Pipilo &c.), but forthe present I propose to leave it among the Tanagers undera separate generic name. I am much indebted to the autho-rities of the Smithsonian Institution for an opportunity ofexamining the typical specimen of this rare bird. 7. Chlorosfingus flavo-virens. Buarremon flavo-virens, Lawrence, Ann. Lye. N. Y. 467. On the Birds of Paisandu, Uruguay. 275 This bird seems to me to be a species of Lawrence has kindly lent me his unique specimen. Theskin is apparently of the ordinary Quito make. C. flavo-virens is remarkable for its uniform olive plumage,which is strongly fringed with yellow below. Its beak israther short and strong, so that it goes best among the typicalClilorospingi, next to C. phcsocephalMS. In coloration thereis no species which much resembles it. 8. BUARREMON SORDIDUS. Buarremon s
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