36 SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. I50 



1936, p. 698).— Sexes alike (5 specimens), wing 294-304 (299), tail 

 134-137 (135.4), exposed culnien 33.0-34.8 (34), tarsus 37.1-39.3 

 (38.2) mm. 



Reported as casual in the Gulf of Panama. Sight records of Robert 

 Cushman Murphy (Eisenmann, Trans. Linn. Soc. New York, vol. 7, 

 1955, p. 11). 



The bird nests at the Galapagos and wanders toward the coast of 

 South America from off Peru to Colombia. Murphy (in De 

 Schauensee, Birds Colombia, 1952, p. 1142) reports it as found 

 regularly off Malpelo Island, Colombia, to the south of the Gulf of 

 Panama. 



PUFFINUS GRISEUS (Gmelin): Sooty Shearwater; Pardela Sombrfa 

 Procellaria grisea Gmelin, Syst. Nat., vol. 1, pt. 2, 1789, p. 564. (New Zealand.) 



A shearwater with the size of a small gull ; lower surface of body 

 dark in color. 



Description. — Length 430 to 460 mm. Blackish brown above, paler 

 on lower surface; under wing coverts white, marked with gray at 

 tips. 



Iris brown ; bill fuscous or black ; outer side of tarsus and outer 

 toes blackish ; inner side of tarsus, inner toes and webs bluish neutral 

 gray. 



Measurements (from Murphy, Oceanic Birds S. Amer., vol. 2, 

 1936, p. 667).— Sexes alike (40 specimens), wing 280-309 (293), 

 tail 84.0-99.2 (89.4), exposed culmen 38.0-45.6 (41.7), tarsus 52.5- 

 59.5 (55.4) mm. 



Status not certain. Recorded as a visitor in the Gulf of Panama. 



A specimen taken June 8, 1915, by Thomas Hallinan, found floating 

 with several others, all appearing exhausted, near Naos Island at 

 the Pacific entrance of the Panama Canal, was identified originally 

 as Puffinus tenuirostris (Hallinan, Auk, 1924, p. 306). The bird, 

 now in the American Museum of Natural History, is, however, the 

 present species (see Serventy and Eisenmann, Emu, 1962, p. 200). 

 Robert Cushman Murphy saw shearwaters of this species near 

 Isla San Jose on February 21, 1941, a sight record substantiated by 

 specimens that he secured nearby while traveling on the schooner 

 Askoy. Another report is that of Robins (Condor, 1958, p. 300), who 

 made scattered sight records on 8 days between July 15 and 26, 

 1957, from near Isla Taboga through the eastern side of the Gulf to 



