81 



10. ^^io/ZiMs/i/scescens, COUES, Proc. Philad. Acad. 1801,222. "(Labrador.) = No. 179 



(midsummer plumage). 



11. JEgiothus rostratus, Coues, 1. c. (Greenland.) =No. 179a (midsummer plumage). 



12. Centronyx ochrocephalus, Aiken, Am. Nat. vii. 1873, 237. (El Paso Co., Colorado.) 



= No. 191 (autumnal plumage). 



13. Passerculus caboti, B. B & R. Hist. N. Am. B. iii. 1874, pi. xlvi. fig. 9. (Nahant, 



Massachusetts.) ^ No. 233. \_Not described! \ 



14. Spizella evura, Coues, The Ibis, 1865, 118, 164. (Ft. Whipple, Ariz.) =No. 



215, young. 



15. PasHerella obscura, Verrill, Proc. Boston Soc. ix. 1862, 153. (Anticosti I.) 



= No. 235, young. 



16. Hedymeles melanocephahis var. capitalis, B. B. &, E. Hist. N. Am. B. ii. 1874, 74. 



(Pacific coast of Mexico and United States.) =:No. 245. 



17. GoJit<yj/teac«rMZeavar.eur%ric/ia, Coues, Am. Nat. viii. 1874,563. (Mexico.) :=No. 



246. 



18. Doliclionyx oryzivorus var. albinucha, EiDGW. Bull. Essex Inst. v. Nov. 1873, 192. 



(Missouri jilains to Salt Lake Valley.) =No. 257. 



19. Empidonax pygmoius, Minot, Land and Game Birds New England, 1877, — . (Near 



Boston, Mass.) \_Avis fictita! '\ 



20. Dryobates hyloscopus, Cab. «& Heine, Mus. Hein. iv. June 25, 1863, 69. (San Jos^, 



Cal.) =No. 3606. 



21. Dryobates homorus, Cab. & Heik. Mus. Hein. iv. June 25, 1863, 65. (California.) 



= No. 361«, 



22. Picus cuvieri, Malh. Mon, Pic. i. 1861, 85, pi. 22, fig. 3. (North America.) =No. 



360, 9 ad. 



23. Picas turati, Malh. Mon. Pic. i. 1861, 125, pi. 29, figs. 5, 6, 7. (California and 



Eocky Mountains. ) = No. 361, $ ad. 



24. Chamiepelia passerina var. pallescens, Baird, Proc. Philad. Acad. 1859, 305. 



(Cape St. Lucas.) =No. 465. 



25. Pediocwtes Icennicotti, Suckl. Proe. Philad. Acad. 1861, 361. =No. 478. 



26. Bonasa jobsii, Jaycox, Am. Nat. 



27. Ibis thalassinus, Eidgw. Am. Nat. viii. Feb. 1874, 110. (Pacific coast of America, 



from California to Chili. ) = No. 504, juv. 



28. Ardea cyanirostris, Cory, Birds of the Bahama Islands, 1880, — . (Bahamas.) 



= No. 492, breeding plumage. 



29. Cygnus pasamorei, Hincks, Pr. Linn. viii. 1864, 1. (Toronto, Canada.) =:No. 589, 



juv. 



30. Bernicla barnstoni, Eoss, Canad. Nat. vii. April, 1862, — . = 594, var. ? 



31. Bernicla leucolwma, Murry, Edinb. Phil. Jour. April, 1859, 226, pi. 4, fig. 1. = 594, 



^ar. 



32. Pdecanus occipitalis, EiGDW. Am. Sportsman, iv. 1874, 297. (Nevada.) =No. 



640, adult, breeding plumage, after loss of occiiiital crest, the latter replaced 

 by dusky-grayish patch. 



33. Thalasseus caspius var. imperator, Coues, Proc. Philad. Acad. 1862, 538, in text. 



(North America.) ^ No. 680. 



34. Sterna portlandica, Eidgw. Am. Nat. viii. 1874, 433. (Portland, Maine.) =No. 



6S7, juv., second year 



35. Stfrna fuliginosa var. crissalis, Baird, Pr. Boston Soc. xiv. 1872, 285. (Socorro 



I., N. W. Mexico.) =No. 681. 



•wing-bands are merely indicated. The bill is very characteristic. It is somewhat weaker at the base 

 than in L. horncmanni, but longer and remarlcably darker in all seven specimens. 



" The bird figured by Dresser on the second plate (lower figure) belongs here, and is by no means the 

 young of L. hornemanni, as supposed by Dresser." 



[This description accords well in every particular with the dark summer stage of JEgiothus linaria 

 holbolli, de8cri)>ed in 1861 by Dr. Coues as ^. rostratm, the type of which came from Greenland. — K. it. J 



