120 THE VOYAGE OF H.M.S CHALLENGER. 



Echinanihus. 

 Eehmanthus, Breyn, 1732, Sdiediasm (emend.). 



Echiiianihus testudinarius. 



Echinanihus testudinarius, Gray, 1851, Proc. Zool. Soc. I.ond., p. 35. 



Station 163. Trawled (label) in 120 fathoms. Off Twofold Bay. April 4, 1874. 

 Station 161. April 1, 1874. Off entrance to Port Philii). 38 fathoms ; sand. 



Lagajstid^. 



Sub-family Laganid^, Des., 1857, Synops., p. 217 (emend.). 



Laganum. 

 Laganum, Klein, 1734, Nat. Disp. Ech. 



Laganum depressum. 



Laganum depressum, Less., 1841, in Agassiz, Mon. Sent., p. 110. 



Arafiira Sea. 



Station 187. September 9, 1874. Lat. 10° 36' S., long. 141° 55' E. ; 6 fathoms ; 

 coral sand. 



Laganum putnami. 



Laganum Putnami, Barn., 1863, in A. Agassiz. Proc. Ac. N. Sc. Phila., p. 359. 

 Amboyna ; 15 to 25 fathoms. 



Peronella (Laganum). 

 Peronella, Gray, 1855, Cat. Eec. Ech. 



Peromelia decagonalis. 



Scutella decagonalis. Less., 1827, in Bl., Diet. Sc. Nat. Scut., p. 229. 

 Peronella decagonalis, A. Agassiz, 1872, Eevis. Ech., pait 1, p. 148. 



Station 186. September 8, 1874. Lat. 10° 30' S., long. 142° 18' E.; 8 fathoms; 

 coral sand. . . 



Torres Straits. August 7, 1874. 



Amboyna ; 15 to 25 fathoms. 



Station 212. January 30, 1875. Lat. 6° 55' N., long. 122° 15' E. ; 10, 14, and 20 

 fathoms ; sand. 



Station 190. September 12, 1874. Lat. 8° 56' S., long. 136° 5'E.; 49 fathoms ; 

 bottom temperature, 23'9° C. ; mud. 



Tongatabu. 



