36 THE RED-WINGED STARLING. 



with its margins papillate. The lower mandible is deeply concave. The 

 tongue is 9 twelfths long, higher than broad, sagittate and papillate at the 

 base, grooved above, tapering to a horny flattened, slightly emarginate tip. 

 The oesophagus, a b c d e, \s 2>\ inches long, forming a sac, b c, the width of 

 which at the commencement is 7^ twelfths, soon after 4^ twelfths, toward 

 the lower part of the neck 5^ twelfths, but on entering the thorax contract- 

 ing to 3-| twelfths; the proventriculus, d e, 4j twelfths in width. The 

 stomach, efg, is broadly elliptical, 9 twelfths long, 7|- twelfths wide, its 

 lateral muscles well developed; the epithelium thin, but dense, and of a 

 reddish-brown colour. The contents of the stomach are remains of coleop- 

 terous insects and seeds. The duodenum, g h i, curves in the usual manner 

 at the distance of li inches; the entire length of the intestine is 10 inches, 

 its width from 2 twelfths to 1^ twelfths; the cceca 2 twelfths long, \ twelfth 

 wide, 1 inch distant from the extremity; the rectum gradually dilates into 

 an oblong cloaca, 5 twelfths in width. 



The Red Maple or Swamp Maple. 



Acer rubrum, WiUd., Sp. PL, vol. \v. p. 984. Pursh, Flor. Amer., vol. i. p. 266. Mich. 

 Abr. Forest, de TAmer. Sept., vol. ii. p. 210, pi. 14.— Octandria Monogynia, Linn, — 

 Acerinje, Jvss. 



Genus IV.— ICTERUS, Briss. HANG-NEST. 



Bill a little shorter than the head, conical, very slightly decurved, com- 

 pressed, tapering to a very attenuated point; upper mandible with the dorsal 

 line almost straight, being very slightly convex, the ridge indistinct, narrow- 

 ed at the base; the sides convex, the edges overlapping, the tip extremely 

 sharp; gap-line ascending at the base, afterwards direct; lower mandible 

 with the angle long and of moderate width, the dorsal line and that of the 

 crura slightly concave, the sides erect at the base, convex towards the end, 

 the edges slightly inflected, the tip extremely slender. Nostrils basal, 

 elliptical, with a small operculum. Head ovate, of moderate size; neck 



