Crown of the head, back of the neck, and upper part of the back olive-brown, the feathers being darkest in the middle; lower part of the back and rump olive-brown, each feather having a line of white down the stem, dilated into a spot at the extremity; upper tail-coverts olive-brown, with a crescent-shaped mark of white at the tip; primaries brown, the inner webs for nearly their whole length deep chestnut; secondaries and tertiaries brown margined with grey; two middle tail-feathers greyish brown, very slightly tipped with white, the remainder dark brown largely tipped with white; feathers of the sides of the neck long, narrow, pointed, and of a silvery grey; throat and fore-part of the neck greyish brown, with a round silvery grey spot at the extremity of each feather; feathers of the chest and under surface greyish brown, with a fine line of white down the centre, dilated into an oblong spot at the extremity, the white predominating on the hinder part of the abdomen and under tail-coverts; on each side of the chest, an oblique mark of pure white; irides bright hazel; bill blackish brown; feet and legs yellowish grey, the former the darkest and with a tinge of olive. The figures are of the natural size. [Illustration: TROPIDORHYNCHUS CORNICULATUS: _Vig. & Horsf._ _J. & E. Gould del et lith._ _C. Hullmandel Imp._ ] TROPIDORHYNCHUS CORNICULATUS, _Vig. & Horsf._ Friar-Bird. _Merops corniculatus_, Lath. Ind. Orn., vol. i. p. 276. _Corbi calao_, Le Vaill. Ois. d’Am. et des Indes, tom. i. p. 69. pl. 24. _Knob-fronted Honey-eater_, Lath. Gen. Hist., vol. iv. p. 161. _Knob-fronted Bee-eater_, Ib. Gen. Syn. Supp., vol. ii. p. 151.—Shaw, Gen. Zool., vol. viii. p. 183. _Tropidorhynchus corniculatus_, Vig. and Horsf. in Linn. Trans., vol. xv. p. 324.—Jard. and Selb. Ill. Orn., vol. iii. pl. 133.—Gould, Syn. Birds of Australia, Part I. _Merops monachus_, Lath. Ind. Orn. Supp., p. xxxiv, young. _Cowled Bee-eater_, Ib. Gen. Syn. Supp., vol. ii. p. 155.—Shaw, Gen. Zool., vol. viii. p. 166, young. _Cowled Honey-eater_, Lath. Gen. Hist., vol. iv. p. 162, young. _Knob-fronted Bee-eater_, White’s Voy., pl. in p. 190, young. _Tropidorhynchus monachus_, Vig. and Horsf. in Linn. Trans., vol. xv. p. 324, young. _Coldong_, Aborigines of New South Wales. _Friar, Poor Soldier, &c._, of the Colonists.