8. CYMODKOMA. 367 



under wing-coverts ■white; under tail- coverts as long as the rectrices, 

 sooty ; tail black, bases of the lateral rectrices white : bill and legs 

 black. Total length about 7*4 inches, wing 6-5, tail 2-9, bill 0'8, 

 tarsus 1*4, middle and inner toes (J-9, outer toe 0'92. 



Female. Similar to the male. 



Hab. Seas of the Southern hemisphere, north to the coast of Florida. 



a, b. Ad. sk. Indian Ocean, lat. 37° 30' S., long. J. Macgillivray [C.l. 

 42° E., Jan., Feb. 



c. Ad. St. S. Australia. Sir G. Grey [P.]. 



d. Ad. sk. S. Australia. Sir G. Grey [P.]. 



«( /• 6 'i Q-j- South Pacific Ocean, November. ' Challenger ' Exped. 



2 ad.sk. 



h. $ ad. sk. S. Pacific Ocean oft'St. Ambrose I., Voy. of H.M.S. 



July 20 {Br. Coppinger). ' Alert.' 



I. Ad. sk. Salvin-Godman Coll. 



3. Cymodroma albigularis. 



Procellaria tropica, Bp. ComjJt. Rend. xli. p. 4 (1855) {nee Gould) ; 



Schl. Mus. P.-B., vi. Procell. p. 4 (1863). 

 Fregetta tropica, Bp. Consp. Av. ii. p. 197 (185()) ; id. Compt. Reiid. 



xlii. p. 769 (1856) (nee Gould) ; Coues, Pr. Ae. Phil. 1864, p. 85. 

 Procellaria torquata, Gray, Hand-l. iii. p. 104 (1871) {nee Macgill.). 

 Thalassidroma albogularis, Maegill. MS. 

 Procellaria albigularis, Finsch, P. Z. S. 1877, p. 722; Rmnsay, Pr. 



Linn. Soc. N. S. TV. vii. p. 113. 

 Fregetta albogularis, Salv. P. Z. S. 1879, p. 130 ; W. A. Forbes, Voy. 



CJiall., Zool. iv. pt. xi. p. 56 (1881) ; Lister, P. Z. S. 1891, pp. 295, 



300 ; Wiglesworth, Abh. k. Zool. Mus. Dresden, 1892, no. 6, p. 79, 

 Cymodi'oma tropica, Ridgw. Man. N. Am. Birds, p. 72 (1887). 



Adult male. Sooty-black, the greater wing-coverts a little paler ; 

 upper tail-coverts short, white, forming a narrow transverse band 

 across the rump ; throat and abdomen white; a broad pectoral band, 

 a few spots on the flanks, and the ends of the longer under tail- 

 coverts sooty ; under wing-coverts sooty-white : bill and legs black. 

 Total length about 8"7o inches, wing 8 ; tail, central rectrices 3-25, 

 lateral rectrices 4-25 ; bill 0-8, tarsus l'7o, toes (nearly equal) 1'25. 



Hab. South Pacific Ocean : New Hebrides, Phoenix Is., &c. 



a, b. S ad. sk. Aneiteum, New Hebrides, Jan. J. MacgiUivray [C.]. 



c. (S ad. sk. Aneiteum, Jan. {J. Maegillivray). Gould Coll. 



d. 2 ad. sk. Aneiteum, Jan. (/. Macgillivray). Salvin-Godman Coll. 



e. $ ad.sk. Phcenix I., Phoenix Group, June 29. J. J. Lister, Esq. [C J. 

 /. S skeleton. Aneiteum. J. MacgiUivray [C.]. 



4. Cymodroma moestissima. 



Fregetta moestissima, Salv. P. Z. S. 1879, p. 130 ; Wigles-icorth, 

 Abh. k. Zool. Mus. Dresden, 1892, no. 6, p. 79. 



Adult. SootA'-black, nearly uniform, the wings and tail a little 

 blacker ; no white markings whatever : bill and legs black. Total 

 length about 9'o inches, wing 9"1 ; tail, central rectrices 3*2, lateral 

 rectrices 4-2; tarsus 1-9, toes (nearly equal) \'6. 



Hab. Samoa Islands. 



a. Ad. sk. Samoa {Rev. T. Powell). Salvin-Godman Coll. 



(Type of the species.) 



