4? CALIFORNIA ACADEMY OF SCIENCES [Proc. 4tH Ser. 
TUBINARES: TusBe-nosep SWIMMERS 
Key to the Families 
Nasal tubes not united, separated by culmen............. Diomedeidz 
Nasal tubes united, not separated by culmen 
Tubes horizontal, or nearly so..............-.-e0-- Procellariide 
Tubest, Vertically eiicc os 5 yea bers oie rani ae owes cnmer mene Pelecanoididz 
DIOMEDEIDZ2&: ALBATROSSES 
Key to the Species 
Tail rounded and ramicorn without longitudinal groove 
Latericorn not decidedly widest at base and upper mandible not com- 
pressed at base 
Feathers at base of lower mandible extending beyond base of nasal 
(UIE |b) stot ey Pare tie Dae A yee aes eS Bn aOR arti beside Diomedea exulans 
Feathers at base of lower mandible not extending beyond base of 
nasal tubes 
Cervix dark 
TESOL Lec teis os aeanenyathe tae ges SUP RAKES UU SUAS ta etn rte vere D. nigripes 
Bi ial eae eerie Sian Muna beeen Den tearalhy eiany D. albatrus (young) 
Cervix not dark, being yellow, or white more or less tinged with 
yellow 
Lores not dark 
Breast and abdomen white..............-...- D. albatrus (old) 
Breast and abdomen closely vermiculated with gray or brown 
coo Wate iid Oh Leu nan aA Le Ly Mean AnD en euler eae) ur CMU A Bi D. «wrrorata 
Lores dark 
ower parts qwiitte: . hjccd ue clement D. immutabilis 
Latericorn decidedly widest at base and upper mandible compressed 
at base 
Culminicorn and latericorn not separated basally by 
ATE THUD HATIE) eich ae essercieloes teres eee orate Thalassarche melanophris 
Culminicorn and latericorn separated basally by membrane 
Basal width of latericorn less than one and a half times basal 
Wwidthsomculminiconn = pakeen seen oe een ee eee: T. bulleri 
Basal width of latericorn more than one and a half times basal 
width of culminicorn 
Culminicorn rounded basally 
atenicorn Wight tera on ele ciate coaalaple chess oeiabedeteroatatevo T. cauta 
atericonnadankie ieee aaniee amie Gece acres etree T. culminata 
Culminicorn pointed basally................... T. chlororhynchos 
Tail wedge-shaped and ramicorn with longitudinal groove........... 
SuSyt ee ate NEL Vata nial eR Suc Ta Te teaire es RIS eave ade ets ac otatsy Spon Phebetria palpebrata 
Diomedea exulans Linneus: \WANDERING ALBATROSS 
Coves—Diomedea exulans, V, 175, 187. 
SaLvin—Diomedea exulans, 440, 441; Diomedea regia, 440, 443 ; Diome- 
dea chionoptera, 440, 443. 
GopMan—Diomedea exulans, liii, 309, pl. 89; Diomedea regia, liii, 319, 
pl. 90; Diomedea chionoptera, iii, 322, pl. 91. 
Mr. Salvin has interpreted an extreme white phase, long 
attributed to Diomedea exulans, to be an undescribed species, 
