MARINE MOLLUSCA OF MADEIRA. 271 



Machico ; east of Santa Cruz. 10 to 15 fms. 



Magdalena ; 13 miles west of Funchal. ' Shallow. A jar, how- 

 ever, with some shells within it was brought up entangled 

 in a fisherman's line from 100 fms. 



Moniz, Porto ; the furthest north, and almost the furthest west, 

 point of the north coast. Shore. 



Piedade ; south coast near the east end. 25 to 35 fms. 



B/ibeiro Secco ; north coast ofl:" Payal. 10 fms. 



Santo, Porto. Large island 35 miles north-east of Madeira. 

 Shore to 50 fms. 



Seixal ; shore, north-west coast. 



Selvagens. Uuinhabited islands, some 200 miles south of 

 Madeira. Shore. 



Index-List of Species. 



1. Acera hullata, 1776, MuUer, Prod. Zool. Dan. p. 242. no. 2921, 



and Zool. Dan. ii. Ixxi. 1-5 : Grwyn Jefi'reys, Brit. Conch. 

 IV. 430, viii, 3 ; & V. xcv. 1. Hah. From the LofoteDS to the 

 Mediterranean. (W.) S.W. coast from Funchal to Punta 

 de Sao Lourengo, 10 to 50 fms. My specimens are many but 

 small. 

 Acirsa, see Scalana. 



2. Aclis {HemiacUs) ascaris, 1819, Turton (as Turho), Conch. 



Diet. p. 217 : Gwyn Jeffreys, Brit. Conch, iv. 102 ; & v. 210, 

 Ixxii. 2. Hah. From Shetland to the Adriatic. (W.) Canigal 

 and Funchal, 10 to 50 fms. Not common. 



3. Aclis supranitida, 1842, S. Wood (as Alvania), Ann. & Mag. 



IX. 534, pi. v.: Gwyn Jefireys, Brit. Conch, iv. ii. 4 ; & 

 Y. 210, ixxii. 3. Hah. From Norway to the Adriatic and 

 .^Cgean. (W.) Canigal and Funchal, 10 to 50 fms. Not 

 common. — McAndrew's collection in the Brit. Mus. contains 

 this species from the Canaries, but it is not named in bis 

 Eeport. 



4. Aclis tricarinata, 1897, Wats, antea, p. 255. 



5. Aclis trilineata, 1897, Wats, antea, p. 255. 



6. Aclis (Cioniscus) unica, 1803, Montagu (as Turbo), Test. 



Brit. II. 299 : Gwyn Jefireys, Brit. Couch, iv. 100 ; & v, 210, 

 Ixxii. 1. JB.ab. Norway to the Adriatic and to St. Helena. 

 (W.) Canical, Funchal, &c. Not common. 



7. Aclis (Cioniscus) vitrea, 1897, Wats, antea, p. 254. — Dr. Gwyn 



Jefi'reys (Lightn. & Porcup. Moll., P. Z. S. May 20, 1884, 



