30. _Atticora cyanoleuca_ (Vieill.). (Bank-Swallow.) 33 31. _Atticora fucata_ (Temm.). (Brown Martin.) 35 32. _Stelgidopteryx ruficollis_ (Vieill.). (Red-necked Swallow.) 36 Fam. IX. TANAGRIDÆ, or TANAGERS. 33. _Euphonia nigricollis_ (Vieill.). (Black-necked Tanager.) 37 34. _Euphonia chlorotica_ (Linn.). (Purple-and-Yellow Tanager.) 37 35. _Pipridea melanonota_ (Vieill.). (Dark-backed Tanager.) 37 36. _Stephanophorus leucocephalus_ (Vieill.). (White-capped Tanager.) [Plate IV.] 38 37. _Tanagra sayaca_, Linn. (Blue Tanager.) 39 38. _Tanagra bonariensis_ (Gm.). (Blue-and-Yellow Tanager.) 39 39. _Pyranga azaræ_, d'Orb. (Azara's Tanager.) 40 40. _Trichothraupis quadricolor_ (Vieill.). (Four-coloured Tanager.) 40 41. _Thlypopsis ruficeps_ (d'Orb. et Lafr.). (Red-capped Tanager.) 40 42. _Buarremon citrinellus_, Cab. (Yellow-striped Tanager.) 41 43. _Arremon orbignii_, Sclater. (D'Orbigny's Tanager.) 41 44. _Saltator similis_, d'Orb. et Lafr. (Allied Saltator.) 41 45. _Saltator cærulescens_, Vieill. (Greyish Saltator.) 42 46. _Saltator aurantiirostris_, Vieill. (Yellow-billed Saltator.) 42 Fam. X. FRINGILLIDÆ, or FINCHES. 47. _Pheucticus aureiventris_ (d'Orb. et Lafr.). (Black-and-Yellow Thick-bill.) 43 48. _Guiraca cyanea_ (Linn.). (Indigo Finch.) 43 49. _Guiraca glaucocærulea_ (d'Orb. et Lafr.). (Glaucous Finch.) 44 50. _Oryzoborus maximiliani_, Cab. (Prince Max.'s Finch.) 44 51. _Spermophila palustris_, Barrows. (Marsh Finch.) 45 52. _Spermophila melanocephala_ (Vieill.). (Black-headed Finch.) 45 53. _Spermophila cærulescens_, Vieill. (Screaming Finch.) 46 54. _Paroaria cucullata_, Lath. (Cardinal Finch.) 47 55. _Paroaria capitata_ (d'Orb. et Lafr.). (Lesser Cardinal Finch.) 48 56. _Coryphospingus cristatus_ (Gm.). (Red-crested Finch.) 48 57. _Lophospingus pusillus_ (Burm.). (Dark-crested Finch.) 48 58. _Donacospiza albifrons_ (Vieill.). (Long-tailed Reed-Finch.) 49 59. _Poospiza nigrorufa_ (d'Orb. et Lafr.). (Black-and-Chestnut Warbling Finch.) 49 60. _Poospiza whitii_, Scl. (White's Warbling Finch.) 50 61. _Poospiza erythrophrys_, Scl. (Red-browed Warbling Finch.) 50 62. _Poospiza assimilis_, Cab. (Red-flanked Warbling Finch.) 51 63. _Poospiza ornata_ (Landb.). (Pretty Warbling Finch.) 51 64. _Poospiza torquata_ (d'Orb. et Lafr.). (Ringed Warbling Finch.) 51