314 HAWAIIAN AND OTHER PACIFIC ECHINI. 



Station 3717. Off Ose Zaki, Honshu Island, Japan. 63-100 fathoms. 

 Vol. s., sh., r. 



Station 4815. Between Hakodate and Sado Island, Japan; 38° 16' N., 

 138° 52' E. Bott. temp. 51°. 70 fathoms. Dk. gn. s. 



Station 4832. Between Nanao and Tsuruga, Hondo, Japan; 36° 14' 30" N., 

 135° 56' 30" E. Bott. temp. 53.2°. 76-79 fathoms. Dk. gy. s. 



Station 4893. Southwest of Goto Islands, Japan; 32° 32' N., 128° 32' 50" E. 

 Bott. temp. 55.9°. 95-106 fathoms. Gy. s., brk. sh., p. 



Station 4894. Southwest of Goto Islands, Japan; 32° 33' N., 128° 32' 10" E. 

 Bott. temp. ? 95 fathoms. Gn. s., brk. sh., p. 



Station 4895. Southwest of Goto Islands, Japan; 32° 33' 10" N., 128° 32' 

 10" E. Bott. temp. ? 95 fathoms. Gn. s., brk. sh., p. 



Station 4902. Southwest of Goto Islands, Japan; 32° 30' 50" N., 128° 34' 

 40" E. Bott. temp. 52.9°. 139 fathoms. Gy. s., brk. sh. 



Station 4904. Southwest of Goto Islands, Japan; 32° 31' 20" N., 128° 32' 

 40" E. Bott. temp. ? 107 fathoms. Fne. gy. s., brk. sh. 



Station 4931. In Colnett Strait, Japan; 30° 12' N., 130° 43' 40" E. Bott. 

 temp. 75.4°. 83 fathoms. Brk. sh., p., co. 



Station 4933. Off Kagoshima Gulf, Japan; 30° 59' N., 130° 29' 50" E. 

 Bott. temp. 56°. 152 fathoms. Rky. 



Station 5074. In Suruga Gulf, Japan; 34° 40' 45" N., 138° 18' 30" E. 

 Bott. temp. 74.9°. 47 fathoms. Gy. m. 



Station 5095. Off Gulf of Tokyo, Japan; 35° 5' 34" N., 139° 38' 36" E. 

 Bott. temp. 57.8°. 58 fathoms. 



Bathymetrical range, 47-152 fathoms. Extremes of temperature, 75.4°-51°. 



Thirty-two specimens. 



Salmacis. 



L. Aniiaaiz, 1841. Preface to Vulentin's Anat. Genre Echinus, p. VIII. 

 Type-species, Salmacis bicolor L. Aga^iz, 1841, 1. c. 



Tlie specific limits within this genus are at present imperfectly drawn, 

 although the work of Dciderlein and Morten.sen has greatly increa^^ed our knowl- 

 edge. The great variai)ility of some species, in test sculpture and form, and also 

 in color, ('oui)lod witii the lack of large series of specimens, has made it very 

 iliflicult to decide just what species really are valid. Fortunately the color of 

 the type-species, bicolor, appears to be both constant and distinctive, and as it 

 is particularly mentioned by Aga^siz, it makes his diagnosis of both species and 



