avp:s 9 



lont;ipen*nes. 



stehcohakiidak. 



Strrrorariii.t ratarrlinctr.t (Limi^). DrcsstT, Bin Is of EiirojX', 

 1S71-S1. vol. 8, |)1. [Vm]. Ejr<r, Sfobohm, 189(i. p. lis. j,l. 37, 

 figs. 8, 4. 



IVlagfic; nests on rocky cliffs or tundra.s. 



Mass. — Rare visitor offshore: (xeorges Hanks. July, 1S78; 

 Nantucket Shoals, Oct. 11, IS&i; Polluck Kip, S^-jn. 10, 1884. 



16. Stercor.\kiis pom.\rixus (Teniniinck) Vieillot. 



Pomarine jaeger. 



Lestris poiiiarinus 'IVnini.. Man. (rornith., 181.5, p. .514. "les 

 REGIONS DU CERCi.E Ahctique. " Auduhon. Birds of Anier., 1844, 

 vol. 7, p. 180, pi. 4.51. Egg, Seebohni. 181M;, p. IKi. pi. :i7. fig. 6. 



Largely marine; nests on the ground. 



Me. — Uncommon migrant, casual in summer. May; (.Tune 2.3, 

 24); .luly 14-late Oct. 



M.\.ss. — Uncommon migrant, occa.sional in summer. May 23; 

 July o-S<'pt. 28. 



K. I. — Uneonunon migrant oflsliore, mainly in tall. < )(t. 



17. Stercor.\riis I'ARASiTicus (Linn^) Schiiffer. 



Parasitic jaeger; Gull chaser; Marlinspike; Richardson's 

 jaeger; Robber gull; Sea hen. 



Laru.s jKirasiiiru.s Linn^, Sy.st. nai.. ed. 10, 1758, vol. 1, p. 1.36. 



"intra TROPICIM CaN'CRI, ElROI'AE, .V.MKUK AK, .\slAE." 



Leslrin rirhard.'iouii Swains. Audul)on, Birds of Amer., 1.S44, 

 vol. 7, p. 100. |)1. 4.52. Egg, S«-el)ohm, 180(1. p. I Hi. i)l. 37. figs. 1. 2. 

 Larg«'ly marine; iie-«t>^ on the gn)und. 



Me. — Uncommon migrant offshore; casual in summer. May- 

 June; (July) .\ug.-Oct. 



