| OCR Text |
Show NEOTROPICAL ANATID.£. 397 Denkschr. Ak. Wien, v. p. 131 (1853), et J. fiir Orn. 1855, p. 57 (Chili). Rhynchaspis mexicn.na, Licht. Nomencl. p. 102 (descr. nulla) (7). Supra et subtus l'ujescens, nigl'o fjllttata, capite et cervice undique dilulioribus et maculis minutis aspersis,. u7"opygio nigro,. dm'so postico nigl'icante l'ufo undulato; alis fusco-nigris, tectl'icibus minm'ibus ca!1"uleis, intermediis albis; secundariis extus ceneis viridi nitentibus, scapulm'ibus et secundariis dorsi pl'oximis linea scapum occupante alba m'natis; crisso nigl'o; cauda fusca, rectricibus lateraNbus extlls a/ bo marginatis ; l'OSt1·0 (in pelle) obscuro; pedibus flavi8: long. tota 20'5, ala! 8'0, caudce 4'5, tarsi 1'4, l'ostri a l'ictu 2'7. Fern. supra nigricanti- fusca, plumarum mGrginibus cervino-ru.fis,. tect1'icibus alm'um minm'ibus ccerulescen1e lavatis; subtus cervino-l'ufescens nigro vW'iegata et obsolete punctata; gula fel'e immaculata, cl'assi tie minol'e. Hab. Buenos Ayres (Azora &- J-Iudson); Parana (Burm.); Chili (Phil. <Y Landb.); Falklands (Leconte). According to Azara this species of. Shoveller is found both in Paraguay and in Buenos Ayres. Burmeister also met with it on the Pamna and near Buenos Ayres. In Chili Philippi and Landbeck state that it is common in the celltn.l provinces, but rarer towards the south. MI'. Darwin obtaind his specimen of this Shoveller from the Rio de La Plata; whence also the one described in Jardine and Selby's 'Illustrations of Ornithology,' under the name of Rhynchaspis maculatus, was procured by Mr. Gould. A female of this species, in Salvin and Godman's collection, was obtained in the Falklands by Leconte when he went to obtain living Sea-lions in 1867. Genus 10. AIX. Type. Ai:r., Boie, Isis, 1828, p. 329 . . . . . . . . . . . . . . . . . . .. A. sponsa. Dendl'onessa, Sw Faun. BOL-Am. Birds, p. 497 (1831). Ll. sponsa. Lampl'onessa, Wagler, Isis, 1832, p. 282 ........ .. A. sponsa . .Ai.v is an Arctic form, the American species of which has dif-fused itself as far south as Cuba and Jamaica. AIX SPONSA. Ana" sponso, Linll. S. N. i. p. 20·7 (17G6). Aix sponsa, Boie, Isis, 1828, p. 329; Baird, B. of N. Am. p. 785 ; Gund1. J. fur Om. 1857, p. 216, Repert. F.-N. i. p. 389, et J. fur Orn. 1875, p. 381 (Cuba); March, Pr.Ac.Phil.I864,p. 71 (Jamaica); ScI. & Salvo Nom. Av. Neotr. p. 130; Lawr. Mem. Bost. Soc. ii. p. 315 (Mexico). Hab. Mexico (Abert); Cuba (Gundl.); Jamaica (March). A resident species in Cuba, frequenting shady lagoons. It nests in the island; but at what time of year Dr. Gundlach had not ascertained. In Jamaica it is very rare. Mr. Lawrence gives Col. Abert as the authority for its occurrt'l1ce near Mazatlan, Mexico. |
