The above two species of Hæmatopus were frequently seen on

the shores of the Strait; the latter appears to answer the description of M. Bougainville. See Lesson, Manuel d'Ornithologie, ii. 30.

49. Charadrius pluvialis.—Var.

Not to be distinguished from the golden plover.

50. Charadrius rubecola.—Nob. in Zool. Jour. iv. 96.

Char. capite summo, dorso, alis, caudâque supra grisescenti-fuscis, thorace nuchâque pallide griseis; pectore rufo, collari subpectorali nigro; fronte, striga superciliari, abdomine, crisso, rectricibusque lateralibus albis.

The length of the body is 8⅔ inches; of the bill ¾; of the wing, from the carpal joint to the end of the first quill feather, 5⅝; of the tail 3; of the tarsi 1¼.

Mountains of the Strait of Magalhaens 2,000 feet above the level of the sea.

51. Vanellus cayanensis.—Ency. Méth. 1073. pl. 57, fig. 2.

Maldonado, River Plate.