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Show 570 MESSRS. SCLATER AND SALVIN ON [May 23, Long, tota4*3, alse 2*1, alae rem. prim. 1*3, caudee 1*5, tarsi rostri ab ang. oris 0*7 poll. Angl. Hab. River Amazons (1850). Obs. Species fronte rubra et cauda rufa insignis. Of this apparently new Hylophilus, Mr. Wallace's collection contains unfortunately but one specimen. It is easily distinguishable by its red front and rufous tail from every other species of the genus known to us. H. ochraceiceps has also a rufous tail, but of a much more ochraceous tinge, and in other respects does not much resemble the present bird. The fourth, fifth, and sixth primaries of H. rubrifrons are nearly equal and longest; the third slightly exceeds the seventh ; the second just equals in length the longest secondary. The exposed portion of the first primary measures 07 inch. 17. HYLOPHILUS SEMICINEREUS, sp. nov. (Pl. XXX. fig. 2.) Supra viridi-olivaceus, nucha vix cinerascente: subtus pallide cinereus, ventre medio albicante, crisso flavo tincto : subalaribus flavis : rostro leete corneo, pedibus pallidis. Long, tota 4*5, alee 2*1, alse rem. prim. 1*2, caudee 1*7, tarsi 0*7, rostri ab ang. oris 0*6. Hab. Para (Wallace). One example only of this Hylophilus also is in Mr. Wallace's collection, obtained at Para in May 1849. It is likewise a distinct species of the genus, readily recognizable by its uniform pale cinereous colour below. The first primary measures 0- 75 inch from the insertion. The second is 0*25 inch shorter than the third, fourth, fifth, and sixth, which are nearly equal and longest. Fam. CfFREBIDA. 18. D A C N I S CAYANA (Linn.). Para. 19. COSREBA CARULEA (Linn.). Upper Rio Negro. 20. COJ-REBA CYANEA (Linn.). Para, Feb. 1849, and Upper Rio Negro, Feb. 1850. 21. CERTHIOLA CHLOROPYGA, Cab. Three Mexiana specimens of this variable bird do not seem to differ from the Brazilian C. chloropyga. A fourth skin from Cobati, Rio Negro, shows a small white wing-spot, but does not otherwise differ. The last may be correctly referable to C. guianensis; but we are at present unable to appreciate the differences between the local races of this variable bird. Fam. TANAGRIDA. 22. EUPHONIA CAYANA (Linn.). Para. |