l6o NEW YORK STATE MUSEUM 



Aestrelata hasitata (Kuhl) 

 Black-capped Petrel 



Procellaria hasitata Kuhl. Mon. Proc. Beitr. Zool. 1820. i Abt., p. 142 

 Aestrelata hasitata Kuhl. A. O. U. Check List. Ed. 2. 1895. No. (98) 

 aestre'lata (more correctly oestrelata), Gr. otorpiyAaTos, driven by a gad-fly, 

 frantic; hasitd'ta (more correctly haesitata), Lat., stuck, the 

 discoverer was in doubt about it (Coues) 



Description. Cap, bar on side of the head, mantle, wings and end of 

 tail, fuscous; rest of head, neck, base of tail and under parts white; bill and 

 feet black ; legs flesh-colored. 



Length 16 inches; extent 39.5; wing 11. 5-1 2; tail 5.25, gradation 1.5; 

 bill 1.4; depth of bill .66; tarsus 1.4; middle toe and claw 2.12. 



This species is a rare straggler from the southern seas, sometimes being 

 driven inland by storms. A specimen from Quogue, Long Island. July 1850, 

 is recorded by G. N. Lawrence in the Annals of Lyceum of Natural History 

 of New York, volume 5, page 220. A specimen was secured on Verona 

 beach, Oneida lake, August 28, 1893, by Rev. G. A. Biederman and reported 

 by Bagg [Auk, 11:162]. Mr L. S. Foster reports a specimen in his collection 

 "taken in Cayuga county, September 1893." Another specimen was 

 captured alive in a snow bank at New Paltz, Ulster co., January 26, 1895, 

 recorded by Foster [Auk. 12:179]. 



Aestrelata scalaris Brewster 

 Scaled Petrel 



Aestrelata scalaris Brewster. Auk, July 1886. p. 300 



A. 0. U. Check List. Ed. 2. 1895. No. (99) 



scala'ris, Lat., pertaining to a ladder, referring to the markings on the back 



Description. Cinereous above and running down the sides of the neck, 

 sides and abdomen; under parts white; immaculate on the chin, throat, 

 center breast and the under tail coverts ; feathers of back and wing coverts 

 tipped with white, giving it a peculiar scaled appearance. 



Wing 9.88 inches; tail 3.95, graduated .9; bill 1.03; hight of bill .46; 

 tarsus 1.37; middle toe and claw 1.7. 



