THE GRAPSOID CEABS OF AMEKICA. 145 



Union Bay, Vancouver Island, British Columbia; in clams, Saxi- 

 domus^ probably giganteus; Apr. 16, 1914; steamer Albatross; 1 

 male, boiled (48428). 



British Columbia; 191G; C. McLean Fraser: Brandon Island, in 

 Schizothaerus; May 18; 13 males, 10 females ovig., " of a dirty brown 

 color" (49601); 9 males, 5 females ovig., "light-colored" (49602). 

 Kanaka Bay; in Schizothaerus ; May 29; 1 male ovig. (49603). Pro- 

 tection Island; May 29; 5 males, 4 females ovig., in Schizothaei'us 

 (49601) ; 2 y., in Mya (49605). Echo Bay, Newcastle Island; May 

 30; 16 males, 18 females (16 ovig.) in Schizothaerus (49606) ; 1 male 

 in Mya (49607). Snake Island; in Schizothaerus; May 22; 1 male, 

 1 female ovig. (49608). Taylor Bay; in Schizothaerus; Apr. 5; 1 

 female ovig., "entirely white" (49609) ; both hands have been bitten 

 off in the same place, a short distance from the carpus. South side 

 of Mudge Island; in Schizothaerus; May 31; 19 males, 10 females 

 (7 ovig.) (49610). False Narrows; in Schizothaerus; May 19; 33 

 males, 31 females ovig. (49611). 



British Columbia ; in Schizothaerus nuttallii; Geological Survey of 

 Canada; 2 males, 1 female ovig. (40400). 



Simeahmoo, Puget Sound; Dr. C. B. R. Kennerly, Northwestern 

 Boundary Survey; received from Smithsonian Institution; 1 male, 

 1 female ovig. (1316, M. C. Z.). 



Quarantine Dock, "Washington; from clam; 1903; collected by 

 sailors of steamer Albatross; 2 males, 4 females (3 ovig.) (31599). 



Port Orchard, Pugct Sound, Washington; from Schizothaerus 

 nuttallii; July, 1889; O. B. Johnson; 4 males, 7 females (0 ovig.) 

 (15107). 



Quartermaster Harbor, Vashon Island, Puget Sound ; from mantle 

 of clam; Oct. 30, 1905; steamer Albatross; 1 female (48130). 



Puget Sound, at Rosedale, Pierce County, "Washington; in horse 

 clam; Aug. 10, 1906; 2 males, 3 females (1 ovig.) (Stanford Univ.). 



Yaquina, Oregon; Oregon State Agricultural College. Corvallis; 1 

 female (21619). 



Humboldt Bay South, California, in Tapes; June 1, 1911; W. F. 

 Thompson; 1 male, soft shell, 1 female (Stanford Univ.). 



PINNIXA LITTORALIS Holmes. 



Plate 31, figs. 5-^. 



Pinnixa littoralis Holmes, Proc. California Acad. Sci., ser. 2, vol. 4, 1S94, 

 p. 571, pi. 20, figs. 14-lG (type-locnlity, uenr Fort Bragg, Bodega Bay, 

 California; cotype male, Cat. No. 20859, U.S.N. JI.) ; Occas. Papers Cali- 

 fornia Acad. Sci., vol. 7. 1900, p. 91. — Rathhun, Harrinian Alaska 

 Exped.. vol. 10, 1904, p. ISS.— Weymouth, Leland Stanford Jr. Univ. 

 Pub!.. Univ. Ser. No. 4, 1910, p. 58 (part; not text-fig. 5 nor examples 

 from Puget Sound). 

 658G3— 17 10 



