GEN. 274-280 oF KEY. 101 
527. PELECANUS FUSCUS L. 
Brown Pelican. 
528. GRACULUS CARBO (L.) Gray. 
Common Cormorant; Shag. 
529. GRACULUS CINCINNATUS (BranprT) Gray. 
W hite-tufted Cormorant. 
530. GRACULUS DILOPHUS (Sw.) Gray. 
Double-crested Cormorant. 
530a. GRACULUS DILOPHUS (Sw.) Gray, 
var. FLORIDANUS (Aud.) Coues. 
Florida Cormorant. 
531. GRACULUS MEXICANUS (Branprt) Be. 
Yiexican Cormorant. 
532. GRACULUS PENICILLATUS (Branpr) Br. 
Brandt’s Cormorant. 
533. GRACULUS PEHRSPICILLATUS (Patt.) Lawaz. 
Pallas’ Cormorant. 
534. GRACULUS BICRISTATUS (Patt.) Bp. 
Red-taced Cormorant. 
635. GRACULUS VIOLACEUS (Gum.) Gr. 
VWiolet-green Cormorant. 
536. PLOTUS ANHINGA L. 
Anhinga; Darter. 
537. TACHYPETES AQUILUS (L.) V. 
Frigate. 
538. PHAETHON FLAVIROSTRIS Branpr. 
Wellow-billed Tropic Bird. 
539. STERCORARIUS SKUA (Brunn.) Couszs. 
Shua Gull. 
