232 THE DISPERSAL OF SHELLS. 



Helix terrestris Penn.— In- the new list of 1892, 

 as just mentioned, the name of an additional Helix has 

 appeared, the present species, the Helix elegans of 

 Gmelin, finding a place in the catalogue; its claim to 

 rank as British, however, is not considered to be 

 thoroughly established. The animal is common on the 

 shores of the Mediterranean, especially in the south of 

 France and Corsica, and is quoted also, according to 

 Mr. Edgar Smith, from various localities in Spain, the 

 Balearic Islands, Algeria, Italy, and Sicily, but it does 

 not appear to range northward. It has recently been 

 found, however, in the county of Kent, where what 

 appears to be a thriving and well-established colony 

 was discovered, in 1890, by Mrs. McDakin, in the 

 neighbourhood of Dover. The colony extends for 

 about half a mile on a chalky bank, by the side of a road, 

 in a retired locality some miles from the town, and 

 far from houses or gardens. When discovered the 

 animals were on the tall grasses in some numbers ; 

 and afterwards, when winter had set in, Mr. C. S. B. 

 Cox was able to procure many living specimens, with 

 their mouths closed with an epiphragm, lying almost 



"Ann. Phil./' (n. s.), iii. (1822), p.381; J. Fleming, " British Animals," 

 1828, p. 266 ; Jeffreys, i. (1862), pp. 239-40 ; J. Alder, " Mag. Zool. 

 and Bot.," ii. (1838), p. no; Gray's " Turton," 1840, p. 6 ; J. E. 

 Daniel, " Garden," x. (1876), p. 542, and editorial note ; " Quart. 

 Journ. Conch.," i. (1874-8), p. 246 ; and see also "Garden," x. 

 (1876), p. 525 ; C. Ashford, "Journ. of Conch.," iii. (1881), p. 240, 

 and "Science Gossip " for 1868, p. 17 ; F. W. Wotton, " Trans. 

 Cardiff Nat. Soc," xx. (1888), p. 36 ; K. McKean, " B.goodallii at 

 Croydon," " Journ. of Conch.," vi. (1889), p. 84. 



