638 BULLETIN UNITED STATES GEOLOGICAL SURVEY. [Yol.Y. 



1870. Newton, A. On the Northern Range of the Lesser EedpoU. <^Zoologist,2ds.eT., 



V, 1870, p. 2223. 

 1870. RiCKARDS, M. S. C. Snow Bunting [Plectrophanes nivalis] on the Severn Bank. 



< Zoologist, 2d ser., v, 1870, p. 2140. 



1870. Wallis, H. M. Snow Bunting [Plectrophanes nivalis] at Aldeburgh. <^Zoolo- 



gist, 2d ser. , v, 1870, p. 1981. 



1871. Cabanis, J. [Notiz iiber die Gattung Pyrrhula und die in Sibirien vorkommen- 



den Arten.] < J. f. 0., xix, 1871, pp. 316-319. 

 Diagnostic synopsis of 9 spp. Cf. Ibis, 1871, p. 232; J.f. O., p. 315. 



1871. GuKNEY, J. H. Early Occurrence of the Snow Bunting [Plectrophanes nivalis] 

 in Suffolk. < Zoologist, 2d ser. , vi, 1871, p. 2849. 



1871. Jones, J. M. Cardinal Grosbeak [Cardinalisvirginiauus]. <^Aiti. j^at.,Y,1871, 

 p. 176. 

 At Halifax, Nova Scotia, Jan. 31, 1871. 



1871. SCLATER, P. L. A Revision of the Species of the Fringilline Genus Spermophila. 



</6is, 3d ser., i, 1871, pp. 1-23, pll. i, ii. 



Very complete ; analysis, synonymy, diagnosis, habitat of 24 spp. known to the author, with 

 critical commentary ; 11 other spp. similarly treated ; remarks on geographical distribution 

 of the genus. PI. i, f. 1, 2, S. nigrorufa, d", ?; fig. 3, S. pileata. PL ii, f. 1, 2, ,S. aurita ; f. 3, 

 S. ocellata. 



1872. BOYES, F. [On the usual resorts of the] Lesser Redpoll. <^ Zoologist, 2d sei., 



vii, 1872, p. 3313. 



1872. Cabanis, J. [Ueber Pyrrhula cassini und P. cineracea n. sp. aus Sibirien. ] <^ J. 

 /. 0., XX, 1872, pp. 315, 316. 



1872. HUgel, A. V. Redpole Breeding in Lancashire. <Zoo?or/is^, 2d ser., vii, 1872, 

 pp. 3147, 3148. 



1872. Leach, H.R. Snow Bunting [Plectrophanes nivalis, Sept. 20, 1872, between 

 Hunstanton and Thornham]. < Zoologist, 2d ser. , vii, 1872, p. 3313. 



1872. Maynard, C. J. A New Species of Passerculus [princeps] from Eastern Massa- 

 chusetts. < Jm. Nat. , vi, 1872, pp. 637, 638. 



P. princeps, n. sp., the same formerly supposed to be Oentronyx bairdii {cf. op. cit., iii, 513, 

 554, 631 ; vi, 307). "With a note on Thalasseus havelli^^ Sterna forsteri. 



1872. Nicholson, F: Lesser Redpoll and Twite. < Zoologist, 2d ser. , vii, 1872, p. 3235. 



1872. PORRITT, G. T. Redpoll breeding at Huddersfield. < Zoologist, 2d ser. , vii, 1872, 

 p. 3235. 



1872. RiDGWAY, R. On the Occurrence of a Near Relative of iEgiothus fla virostris 

 [ var. brewsteri, n. v. ] at Waltham, Mass. < Am. Nat. , vi, 1872, pp. 433, 434, 



1872. Rowley, G. D. [Remarks on exhibition of a specimen of Zonotrichia albicol- 

 lis, taken near Brighton. ] <^P. Z. S., June 4, 1872, p. 681. 



For a previous occurrence of this species in Great Britain, cf P. Z. S., 1870, p. 52. For fur- 

 thernotice of the present case, cf. Bowl. Orn. Misc., ii, pt. v, 1876, p. 75, pi. xlvi, f. 3. 



1872. SCLATER, P. L. A Revision of the Species of the Fringilline Genus Sycalis. 



< lUs, 3d ser., ii, 1872, pp. 39-48, pll. ii, iii. 



Of the 20 species assigned to the genus in Gray's ' Handlist, ' the author has not seen 2 ; the 

 remaining 18 are merged in 10, the diag-nostic characters, synonymy, and distribution of which 

 are given. One receives a new name (Sycalis pelzelni, p. 42). PI. ii, f. 1, S. chrysops ; f. 2, S. 

 lutea. PI. iii, S. aureiventris, cf, ?• 



1873. "Aiken, C. E." [i. e., Ridgway, R.— cf. Bull. Essex Inst., v, 1873, p. 190.] ANew 



Species of Sparrow [Centronyx ochrocephalus, Aiken]. < Am. Nat. , vii, 1873, 

 pp. 236, 237. 



Afterward determined to be <7. bairdi. 

 1873. B[AiRD],S. F. Note on Cassin's Pyrrhula [P. cassini, Bd.]. <^Am. Naf., vii, 

 1873, p. 239. 



With reference to Cabanis's recent remarks: cf J. f. O., 1871, p. 318; 1872, p. 315; 1873, 

 p. 314. 



