52 Aves. XVII. 
[Chalcopelia] Turtur afer sclciteri, a 
correction of the description previously 
published in Bull. B.O.C. 38 p. 26, 
Rothschild 713. 
Phlegonas crinigera forms reviewed, 
P. c. baailanica Basilan, P. c. leylensis 
Loyto, Philippine Is., sibspp. n. 
Hartert Nov. Zool. 25 p. 434. 
[Pezophaps] Didus solitarius on a con- 
temporary picture, Rothschild 717. 
ORDER OPISTHOCOMIFORMES. 
Opisthothocomus cristatus, osteology 
and morphology, Shufeldt 794. 
ORDER RALLIFORMES. 
Rails and Coots of California mono- 
graphed, Grinnell and others 298. 
Field notes on Swiss Rails, Noll- 
Tobler 597. 
Aramides cajanea latens subsp. n. 
Panama, Banos & Penard Bull. Mus. 
Comp. Zool. 52 p. 41. — A . c. salmoni 
subsp. n. Colombia and Panama, 
Chubb Bull. B.O.C. 38 p. 48. 
■ \Nesotrochia gen. n. for type N. 
debooyi sp. n. from kitchen midden 
deposits of St. Thomas W. I., Wetmore 
Proc. U.S. Nat. Mus. 54 p. 516 pi. 
Ixxxii. 
Grex pratensis, habits in Essex, 
Stubbs 828. 
Porzana tabuensis caledonica subsp. n. 
New Caledonia, Brasil Bull. Mus. 
Paris 1917 p. 440. 
Poliolimnas cinereus ingrami subsp. n. 
New Caledonia, Brasil Bull. Mus. 
Paris 1917 p. 437 textfig. 
Credscua, a review of the speoies, 
•Salvadori 733. 
Amaurornis phoenicura races dis- 
cussed, Robinson & Kloss 703 p. 
115. 
Gallinula chloropus , colour develop- 
ment of the beak and shield, Pitt 663 ; 
field notes, Pitt 662. — Q. c. orientalis, 
eastern race recognised, Robinson & 
Kloss 703 p. 116. — G. c. lozanoi subsp. 
n. Philippine Is., Lletqet Bol. Soc. 
Esp. N. H. 18 p. 77. 
Fulica stenolenca, status discussed, 
Hagen 810. 
Aves. [1918] 
ORDER PODICIPEDIFORMES. 
[Dytes] Colymbus auritus rising from 
the ground, Rogers 709. 
Aechmophoms ocddentalis clarkii in 
Alberta, Horsbrugh 371 p. 477. 
ORDER COLYMBIFOltMES. 
[ Colymbus ] Gavia arcticus, G. glad - 
alis and G. adamsi, occurrences in 
Hungary, Nagy 587. — G. viridigularis 
sp. n. N.E. Siberia, Dwight Auk 35 p. 
198. 
ORDER SPHENISCIFORMES. 
[Catarrhactes] Eudyptes chrysocome , 
first record for N.S. Wales, its range 
and history, Hull 378. 
Eudyptula undina and E. minor, on 
the validity of the first-named, with 
field notes and description and measure- 
ments, etc., Nicholls 592. — E. minor , 
plumage change, measurements, etc, 
Alexander & Nicholls 8. 
ORDER PROCELLARIIFORMES. 
A review of the Tubinares, with 
special reference to those of the Gala- 
pagos Islands, Loomis 486. 
A disoussion of the Petrels, whose 
reoorded occurrence in Australian 
waters is of doubtful authenticity, 
Matthews 523. 
[ Procellaria ] Thalassidroma pelagica, 
breeding notes on the Island of Riou, 
near Marseilles, Lav auden & Mourgue 
453. 
Oceanodroma leucorhoa, status of the 
Californian races, Grinnell 294. 
Oceanites o. oceanicus, plumages 
and moults, taxonomy, migration, 
breeding, food, etc., Murphy 585. 
Puffinus puffinus yelkouan , recorded 
from Dutch coasts, Oort 630. — P. 
griseus on a partial albino in New 
Zealand, Poppelwell 664. 
[ Oestrelata ] Pterodroma rostrata trou- 
essarti subsp. n. New Caledonia, Brasil 
Bull. Mus. Paris 23 p. 432 2 figs. — P. 
gularis in Alaska, a new bird for North 
America, Bent 75. 
Fulmarus gladalis , notes in the N. 
Atlantio, Jones 392. — F. rogersi in N.E. 
Siberia, description and taxonomic 
notes, Riley 696 p. 611. 
