440 



THE DIVING BIRDS — PYGOPODES. 



The eggs of the Least Grebe are of a pale chalky greenish white, varying from 

 discolorations, and are unspotted. Those in the iSniithsonian Collection are from 

 ]\Iatamoras, Mazatlan, Cuba, and Jamaica. They vary from 1.25 inches to 1.50 in 

 length, and from .85 to 1.00 in breadth.^ 



Genus PODILYMBUS, Lesson, 



Pudihjmhus, Lesson, Traite, I. 1831, 595 (type, Fodiceps carolinensis, Lath., = Colijmbus podicc2}s, 



Linn.). 

 Sylbcocyclus, Bonap. Saggio, 1832, 144 (same type ; cf. Scl. Ibis, 1874, p. 98). 



Char. Size medium (wing about 4..')0-5.0() inches); l)ill very stout, the length of the culmen 

 less than twice the basal depth ; bill much shorter than the head, the culmen much curved ternii- 



P. podiceps. 



nally ; tarsus shorter than the middle toe without claw, 

 parti-coloi'ed, and throat ornamented by a black patch. 



No tufts in summer plumage, but bill 



Podilymbus podiceps. 



THICK-BILLED GREBE; CAROLINA GREBE. 



Cohjmhus jyodiceps, LiNN. S. N. ed. 10, I. 1758, 136: cd. 12, I. 1760, 223 (based on Podiceps minor 



rostra vario, Catesby, Car. 91. — Colymbus fluviaf.iJi.i caroliibcnsis, Brjss. Orn. VI. 1760, 63). 

 Podihj)iibus podiceps, Lawr. in Baird's B. N. Am. IS.'iS, 898.— Baiud, Cat. N. Am. B. 1859, no. 



709. — CouES, Key, 1872, 338; Check List, 1873, no. 614 ; Birds N. W. 1874, 737. — Ridgw. 



Nom. N. Am. B. 1881, no. 735. 

 Podi/ijmbus podiceps, CouES, 2d Check List, 1882, no. 852. 

 Podiceps ludovicinnus, Lath. Ind. Orn. II. 1790, 785. 

 Podiceps carolinensis. Lath. 1. c. — Sw. & Ricn. F. B. A. II. 1831, 412. — NtrxT. Man. II. 1834, 



259. — Aun. Orn. Biog. III. 1835, 359; Synop. 1839, 358 ; B. Am. VII. 1844, 324, pL 483. 

 PodiJi/iiihus lincatus, IIeiohm. Pr. Ac. Nat. Sci. Philad. 1854, 179 ; Pacific \\. R. Rep. X. 1859, 



77, pL 9 (young). 

 Podiceps anlarcticns, Less. Rev. Zool. 1842, 209. 

 Podihjiiihus antardicus, Ghay, Ilandd. III. 1871, 95, no. 10771. 

 Podilymbus 2wdiceps, b. antnrcticus, Coues, Birds N". W. 1874, 737. 

 Podiceps brevirostris, G\\\Y, Cen. B. IIL 1839, pL 172. 



1 "The eggs of the two layings resemble those of the P. minor of Euro]ie, and are in general a little 

 smaller. Dimen-sions : 36 X 25 ; 35.5 X 27.8 ; 36.3 X 27.8 ; 35 X 25 ; 37.3 X 25.7 millim." (Tacza- 

 NowsKi, Proc. Zool. Soc. Lond. 1882, ii. 49). 



