28 THE VOYAGE OF H.M.S. CHALLENGER. 



Station 304.— Lat. 46° 53' S., long. 75° 11' W. Tow-net. December 31, 1875. 

 Halocypris atlantica, Lubbock. 



Station 305. — 160 fathoms. Sounding. January 13, 1876. 



Macrocijpris similis, n. sp. 

 Bairdia angulata, G. S. Brady. 



amygdaloides, G. S. Brady. 

 Cythere dasyderma, n. sp. 



dictyon, n. sp. 



sccdcD-is, n. sp. 

 Krithe p)Voducta, n. sp. 

 Cytheropteron p)CLtagoniense, n. sp. 

 CytJierura cribrosa, n. sp. 

 Cytherella lounctata, G. S. Brady. 



Station 308.— Lat. 50° 10' S., long. 74° 42' W. 175 fathoms. Mud. January 5, 1876. 



Bairdia, sp. 



Cythere dictyon, n. sp. 



jpatagoniensis, n. sp. 

 Krithe ]y)'oducta, n. sp. 

 Cytherella, sp. 



Station 311.— Lat. 52° 50' S., long. 73° 53' W. 245 fathoms. Bottom temperature, 

 7°-7 C. Mud. January 11, 1876. 



Cythere dasyderma, n. sp. 

 Krithe producta, n. sp. 

 Pseudocytherefuegiensis, n. sp. 



Station 313.— Straits of Magellan, lat. 52° 20' S., long. 68° 0' W. 55 fathoms. 

 Bottom temperature, 8°"8 C. Sand. January 20, 1876. 



Cythere reussi, G. S. Brady. 



scintillidata , n. sp. 

 Cytherura rudis (?), G. S. Brady. 

 Bythocythere exigua, n. sp. 



