GEOGEAPIIICAL DISTRIBUTION. 721 



Station 312. January 13, 1876. Lat. 53° 37' 30" S., long. 70° 56' W. Port Famine, 

 Straits of Magellan. 10 to 15 fathoms. Blue mud. 



Functurella noachina (Linne), var. galeata, Gould, p. 42. 



Station 313. January 20, 1876. Lat. 52° 20' S., long. 67° 39' W. Cape Virgins, 

 South-east Patagonia. 55 fathoms. Sand. Bottom temperature 47°'8. 



R Triforis, sp. 



Station 315. January 26-28, 1876. Lat. 51° 40' S., long. 57° 50' W. Port Stanley 

 and Port William, Falkland Islands. "The Voluta from the trawl 5 fathoms ; tbe others 

 mostly from the kelp in from 5 to 12 fathoms. Sand and gravel." 



Calyptrcea pileus (Lam.), p. 461. 



sp. 

 Crepidula dilatata, Lam., p. 459. 

 Fissurella picta (Gmel.), p. 33. 

 Fusus (Euthria) /meatus (Brug.), p. 209. 

 Lamellaria a. 

 Lamellaria 13. 



Trochus {Photinula) tamiatus (Sow.), p. 69. 



„ ,, coerulescens (King), p. 68. 



„ „ expansus (Sow.), p. 69. 



Trophon geversianus (Pallas), p. 164. 



,, liratus, Couth., p. 165. 



Voluta (Cymbiola) ancilla, Solander, p. 255. 



Station 316. February 3, 1876. Lat. 51° 32' S., long. 58° 6' W. Port Louis, 

 Falkland Islands. 4 to 5 fathoms. Mud. 



Fusus {Euthria) fuscalus (Brug.), p. 209. | Trochus {Photinula) loenialus (Sow.), p. 69. 



" From the stomach of a duck at the Falklands." 



Trochus {Photinula) expansus (Sow.), p. 69. 



Station 320. February 14, 1876. Lat. 37° 17' S., long. 53° 52' W. South-east of 

 the river Plate. 600 fathoms. Green sand. Bottom temperature 37°"2 Fahr. 



Pleurotoma (Surcula) goniodes, n. sp., p. 291, Trochus {Margarita), sp. 

 pi. xx. fig. 4. 



Station 321. February 25, 1876. Lat. 35° 2' S., long. 55° 15' W. Off Monte Video. 

 13 fathoms. Mud. 



Bidlia {Buccinanops) gradata (Desh.), p. 190. 

 Pleurotoma {Surcula) oxytropis, Sow., var. albi- 

 carinata, p. 285. 



Voluta {Zidona) angulata, Swains., p. 254. 



Station 323. February 28, 1876. Lat. 35° 39' S., long. 50° 47' W. Off the mouth 

 of the river Plate. 1900 fathoms. Blue mud. Bottom temperature 33°'l Fahr. 



Basilissa simplex, n. gen. L and sp., p. 98, pL 

 vii. fig. 6. 



Dentalium amphialum, n._sp., p. 3, pi. i. fig. 3. 

 Trochus, sp. 



(ZOOL. CHALL. EXP. PART XLII. — 1886.) Tt, 91 



