210 
720. 
26, 
737." 
738. 
LD 
PROCEEDINGS OF UNITED STATES NATIONAL MUSEUM. 
HALOCYPTENA MICROSOMA Cougs. 
Least Petrel. 
PROCELLARIA PELAGICA LINN. 
Stormy Petrel; Mother Carey’s Chicken. [645.] 
OCEANITES OCEANICA (KUHL) COUES. 
Wilson’s Petrel. [644.] 
CYMOCHOREA LEUCORRHOA (VIEILL.) COUES. 
Leach’s Petrel. [642.] 
CYMOCHOREA MELANIA (Bp.) CouEs. 
Black Petrel. [643.] 
CYMOCHOREA HOMOCHROA Cougs. 
Ashy Petrel. 
OCEANODROMA FURCATA (GMEL.) BP. 
Fork-tailed Petrel. [640.] 
OCEANODROMA HORNBYI (Gray) Bp. 
Hornby’s Petrel. [641.] 
FPREGETTA GRALLARIA (VIrILt.) BP. 
White-bellied Petrel. [646.] 
4BCHMOPHORUS OCCIDENTALIS (Lawr.) Cougs. 
Western Grebe. [704.] 
ABCHMOPHORUS CLARKII (Lawre.) CovugEs. 
Clark’s Grebe. [705.] 
PODICEPS HOLBOLLI REINu. 
American Red-necked Grebe. [702,703a.] 
DYTES CORNUTUS (Gm.) Kaup. 
Horned Grebe. [706.] 
DYTES AURITUS (Liyn.) Ripew. 
Hared Grebe. [705.] 
DYTES AURITUS CALIFORNICUS (Lawe.) Ripew. 
American Hared Grebe. [707.] 
TACHYBAPTES DOMINICUS (Linn.) Cours. 
St. Domingo Grebe. [708a.] 
PODILYMBUS PODICHEPS (Linn.) Lawr. 
- Thick-billed Grebe. [709.] 
COLYMBUS TORQUATUS Brinn. 
Loon. [698.] 
COLYMBUS ADAMSI Gray. 
Great White-billed Loon. 
COLYMBUS ARCTICUS Linn. 
Black-throated Diver. [699.] 
