BIRDS OF EASTERN MASSACHUSETTS. ,157 

 (J do , vr^^Xipr 

 Common at Ipswich in autumn. Abundant on the south 

 shore during the breeding-season. Breeds on Muskegat 

 Island abundantly ; generally building a nest of sticks in a 

 hollow among the Sand-hills. 



277. Sterna Antillarum, Coues. — Least Teruy 

 "Jack-knife Gull." Not as common as the preceding. 

 Breeds later, not until July ; lays fi'om one to four eggs. 

 Have found a few breeding at Ipswich. Also breeds on 

 Nantucket. 



Forster's Tern {Sterna Forsterii, Nutt). This species 

 appears to differ from liirundo in having the outer web of ^ \ 



the outer tail-feather vMte. I have never met with it. - ^ 



278. Hydrochelidon fissipes, Qb.\y. — Short-tailed 



Tern. Kare in autumn. Mr. J. F. Le Baron shot ^ specie 'Uk-vJ^'^ 

 men at Ipswich, August 11, and saw another. - , ^-^^^^ 



279. Haliplana fuliginosa, Wagl. — Sootij Tern. 

 Mr. Samuels says he " found it breeding on Muskegat 

 Island." I think it occurs rarely. 



PROCELLARID^, — The Petrels. 



280. PuflSnus major, Faber. — Greater Shearxoater. 

 Not uncommon off the coast in winter. 



281. Puflinus Anglorum, Temm. — ManlSs Shear- 

 xoater. Rare oft' the coast in winter. 



282. Puiiinus fuliginosus, Strickl. — Sooty Shear- 

 water. Common off the coast during spring, autumn, and 

 winter. 



283. Procellaria pelagica, hi^^^. — Stonmj Petrel 

 Rare off the coast. 



284. Oceanites oceanica, Coues. — Wilson's Petrel. 

 Common oft" the coast. 



285. C3ntnochorea leucorrhoa, Coues. — Leach's 

 Petrel. Abundant oft" the coast. This and the two pre- 



