REPORT ON THE CRUSTACEA MACRURA. lxix 



Station 246. July 2, 1875 ; lat. 36° 10' N, long. 178° 0' E.; depth, 2050 fathoms; 

 bottom, Globigerina ooze ; bottom temperature, 35° - l. Trawled. 



Aristens armatus (1 $). 



Station 250. July 9, 1875 ; lat. 37° 49' N., long. 166° 47' W.; depth, 3050 fathoms ; 

 bottom, red clay; bottom temperature, 35°. Trawled. 



Benthesicymus pleocanthus (2 $). Gennadas parvus (1). 



Station 254. July 17, 1875 ; lat, 35° 13' N., long. 154° 43' W.; surface tempera- 

 ture, 72°. Surface. 



Aristeus (young). 



North Pacific; July 20, 1875. 



Sergestes ancylops. 



Station 256. July 21, 1875; lat, 30° 22' N., long. 154° 56' W.; depth, 2950 

 fathoms ; bottom, red clay ; bottom temperature, 35° - 2. Dredged. 



Sergestes armatus (1). 



Station 257. July 23, 1875 ; lat. 27° 33' N., long. 154° 55' W.; surface tempera- 

 ture, 76°"5. Surface. 



Sergestes oculatus (1). 



Off the Sandwich Islands. 



Sergestes parvidens. Lucifer (young). 



Sergestes ventridentatus. Lucifer reynaudii. 



North Pacific, August 21, 1875. 



Sergestes oculatus. 



Honolulu ; fresh-water rivers. 



Atya bisidcata (100 ? $). Bithynis grandimanus. 



Honolulu (reefs). 



Alpheus lievis (1 $). 



Off Honolulu ; depth, 18 fathoms. 



Alpheus prolificus (l $). 



