collected in Japanese Seas. 415 



Gasteropoda. 



1. Terehra Adamsii^ Smith, Ann. & Mag. Nat. Hist. 1873, 

 xi. p. 264. 



Hah. Matoza Harbour, 6 fathoms, sand, long. 136° 55' E., 

 lat. 34° 23' N. 



2. Terehra jajwnica, Smith, I. c. p. 265. 



Ilah. Matoza Harbour, 6 fathoms, sand ; and Goza Harbour, 

 lat. 34° 18' N., long. 136° 45' E., 6 fathoms, sandy mud. 



3. Terehra evoluta^ Deshayes ; Conchol. Icon. xii. f. 55. 



Hah. Matoza Harbour, 6 fathoms, sand. 



The figure above referred to represents an unusually large 

 example, the average dimensions being but two thirds that size. 



4. Terehra albozonnta'^ , sp. nov. 



Hub. Matoza Harbour, 6 fathoms, sand. 



This species is of a pale brown colour, with a naiTOW white 

 zone above the suture, and also one around the periphery ; it 

 is furnished witli numerous oblique ribs, which are cut across 

 by a line infrasutural furrow. 



5. Terehra inelanacme, sp. nov. 



Hah. Cape Sima, 18 fathoms, sand and broken shells. 



A smooth species, of a pale brown colour, with a white 

 infrasutural zone dotted with chestnut, a plain white band 

 round the periphery, and the apex stained with purplish black, 



6. Terehra {Muiirella) hatliTjrhaphe, sp. nov. 



Hah. Gulf of Yedo, 6 to 25 fathoms, bottom soft mud and 

 sand. 



This is a strongly sculptured species, with longitudinal ribs 

 nodose at their extremities ; the suture is well detined, and the 

 general colour is a dusky brown. 



7. Terehra {Myurella) polygyrata^ Deshayes ; Conchol. Icon, 

 xii. sp. 146. 



Hah. Goza Harbour, 6 fathoms, bottom sandy mud. 



• Full descriptions of the new species of Teiebridfe mentioned in this 

 paper will be given elsewhere. 



