548 



PROCEEDINGS OF THE NATIONAL MUSEUM. 



VOL. 43. 



ARDEA HERODIAS SANCTILUCAE Thayer and Bangs. 



Ardea herodias sancti-lucsc Th.wer and Bangs, Proc. New Engl. Zool. Club, 

 vol. 4, Februaiy 23, 1912, p. 83 (Espiritu Santo Island, Lower California, 

 Mexico). 



Chars, suhsp. — Like Ardea herodias treganzai, but larger throughout, 

 and with neck of a paler color. 



Measurements. — Male:' Wing, 475-500 (average, 485.5) mm.; tail, 

 179-195 (188.0); exposed culmen, 147-157 (150.8); height of bill at 

 base, 28-30.5 (29.2); tarsus, 177-197 (189.^); middle toe, 106-115 

 (112.0). 



Female:* Wing, 455; tail, 175; exposed culmen, 132; height of bill 

 at base, 26.5; tarsus, 169.5; middle toe, 99. 



' Used in measurement averages on p. 546. 

 «Type. 



3 Six specimens, from Lower California, Mexico. 

 * One specimen, from Lower California. 



