A REVIEW OF THE MYSIDACEA 



169 



aged specimen ; 25, off Salem, 40 fathoms, August 13, 1877, 1 imma- 

 ture specimen; 25 to 31, off Salem, 48 fathoms, August 13, 1877, 1 

 specimen; 33, August 14, 1877, 1 female; 148, off Cape Ann, Mass., 

 August 3, 1878, 1 immature specimen ; 154, off Cape Ann, 38 fathoms, 

 August 15, 1878, 1 female; 162, Gulf of Maine, August 16, 1878, 13 

 specimens; 184, Massachusetts Bay, August 29, 1878, 16 specimens; 

 206, Massachusetts Bay, 42 fathoms, September 16, 1878, 10 speci- 



Figure 63. — Mysis mixta Lilljeborg: a, Antennal scale; b, third pleopod of male; c, fourth 

 pleopod of male; d, telson. (After G. O. Sars.) 



mens; 216, Massachusetts Bay, 35 fathoms, September 18, 1878, 13 

 specimens, and 1878, Gulf of Maine, 13 specimens; 232, 234, 238, 

 Massachusetts Bay, September 24 and 26, 1878, 14 specimens; 237, 

 Massachusetts Bay, September 26, 1878, 8 specimens; 306, off Cape 

 Cod, Mass., August 25, 1879, 1 specimen ; 309, off Cape Cod, August 

 25, 1879, 3 specimens ; 319, off Cape Cod, August 30, 1879, 2 specimens; 

 321, off Cape Cod, 29y 2 fathoms, August 30, 1879, 2 specimens; 324, 

 off Cape Cod, September 1, 1879, 1 specimen; 338, off Cape Cod, 

 September 9, 1879, 11 specimens; 341, off Cape Cod, September 9, 

 1879, 1 specimen; 351, off Cape Cod, September 13, 1879, 1 specimen; 



