MAEINE MOLLUSCA OF MADEIKA. 271 



Machico ; east o£ 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. 



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



Ribeiro Secco ; north coast oft' Fayal. 10 fms. 



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

 Shore to 50 fms. 



Seixal ; shore, north-west coast. 



Selvagens. Uninhabited islands, some 200 miles south of 

 Madeira. Shore. 



Index-List op Species. 



1. Acera bullata, 1776, Miiller, Prod. Zool. Dan. p. 242. no. 2921, 



and Zool. Dan. II. lxxi. 1-5 : Gwyn Jeffreys, Brit. Conch. 

 iv. 430, viii. 3 ; & v. xcv. 1. Sab. Prom the Lofoten s to the 

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

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

 small. 

 Acirsa, see Scalaria. 



2. Aclis (Semiaclis) ascaris, 1819, Turton (as Turbo), Conch. 



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

 lxxii. 2. Sab. From Shetland to the Adriatic. (W.) Canic.al 

 and Punchal, 10 to 50 fms. Not common. 



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



ix. 534, pi. v.: Gwyn Jeffreys, Brit. Conch, iv. ii. 4 ; & 

 v. 210, lxxii. 3. Sab. From Norway to the Adriatic and 

 iEgean. (W.) Canigal and Funcbal, 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 his 

 Report. 



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 Jeffreys, Brit. Conch, iv. 100 ; & v. 210, 

 lxxii. 1. Sab. 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 



Jeffreys (Lightn. & Porcup. Moll., P. Z. S. May 20, 1881, 



