AULACORAMPHUS CASRULEOGULARIS, Gouw Blue-throated Groove-bill. SPECIFIC CHARACTER. Aul. guld ceruled. Upper surface dark green, with an olive ti NES in olive tint ¢ > head ; ‘ ‘ ; : g : yn the head and nape, and of a brighter green on Cc vu the ep and upper tail-coverts ; primaries blackish brown, margined externally at the oo with dark green ; tail deep green, passing into blue towards the extremity, aa ti sed with rich chestnut ; throat and fore part of the cheeks cerulean blue ; under ee ae washed with yellow on the flanks and abdomen; under rieoreae rich eae bil with the exception of the upper part of the sides of the upper mandible a the apical portion of the culmen, which are greenish yellow, passing into purer yellow at the tip; on the sides of both mandibles at the base a broad band, which on the upper one Is yellow, and on the lower white ; orbits red ; legs and feet greenish lead-colour. 1 Total length, 12+ inches; bell, 24; wing, 47; tail, 42; tarsi, ls. Aulacoramphus ceruleogularis, Gould in Proc. of Zool. Soc., February 22, —————————————EE The new species of Groove-Bill figured on the accompanying Plate was killed by Berthold Seemann, Esq., Naturalist to H.M.S. Herald, together with other ornithological rarities, in Veragua. It is very nearly allied to 4. albivitta ; but may be at once distinguished from that species by ts rich blue throat, by the band at the base of the bill being much broader and yellow on the upper manc Meco heine aes e surface being washed with yellow, while in the other it 1s pure green. yresent group, especial lible, instead of white, and by the [regard the discovery of this lew species wj - : — aa pecies with the greatest interest, as an important addition to the } ly as it at at a iP e . . . opportune moment for including it 1 the present Monograph. The figures are of the natural size.