LIMAX. 15 



prominence not quite terminal, and below the level of 

 the anterior side. 



L. cixereus, Miiller. 



Back rounded, except near tail, which is carinated ; shield 

 pointed behind, wrinkled ; colour cinereous, spotted with black ; 

 upper tentacles long. Mucus colourless. 



Plate D.D. D. fig. 1. 



Limaac maximus cinereus, Lister, Ex. An. t. iii. f. 6-1 0. 



„ cinereus, Muller, Verm. vol. ii. p. 5. — Draparnaud, Hist. p. 124» 



pi. 9. f. 10. — Fleming, Brit. Anim. p. 256. — Bouchard 



Chantereaux, Mem. Soc. Ag. Boul. 2nd ser. vol. 1. p. 161. 



— Macgillivray, Moll. Aberd. p. 76. — Nillson, Moll. Suec. 



p. 6. — Blainville, Make. Man. pi. 41, f. 5. 

 „ maximus, Linn^us, Syst. Nat. 12th ed. p. 108. — Gray, Man. p. 112. — 



Thompson, Ann. Nat. Hist. vol. vi. p. 17. — Clarke, Ann. 



Nat. Hist. vol. xii. p. 333, t. 10, f. 1. — Brown, 111. Brit. 



Conch, p. 55, pi. 58, f. 8 ; and pi. 59, f. 1. 

 „ cinereo-niger, Wolf, in Sturm. Fauna, pt. 1 (fide Menke). 

 ,, antiquorum, Ferussac, Hist. p. 68, pi. 4, f. 1-8 ; and pi. 8 a. f. 1. — 



Sowerby, Genera, and Reeve, Conch. Syst. pi. 1. 

 „ maculatus, Nunneley, Leeds Trans, vol. i. p. 46, pi. 1, f. 2. 

 Limacella parma (shell), Brard. Moll. Paris, pi. 4, f. 1, 2, 9, 10. 



This is the largest and most beautiful of all the British 

 slugs. It grows to a length of six inches, or even more. 

 Its head is pinkish-grey, yellowish on the neck, with 

 a dark central line, and obscure mottlings. The upper 

 tentacles are yellowish-grey, and longer in proportion 

 than in any other of our slugs ; the lower ones are 

 short. The shield is obovate- oblong, rounded in front, 

 triangular or pointed behind ; its surface is finely wrinkled 

 concentrically ; the spiracle is placed far back. The 

 back is rounded, except at the tail, where it is carinated ; 

 it is entirely covered with strong longitudinal waved 

 wrinkles. The tail is tapering, acute, and gradually 



