24 CONCHYLIA— D/THYi?^. 5. 



minuta. HiATELLA festd latere postico truncato areola, iinprc-isd, angulia hinis 

 transversis spinosis, margine supero hiante. 

 Shell truncate with an impression at the hinder end, with two trans- 

 verse spinous angles, and open at the upper margin. 

 Tab. nost. 2, fig. 12. 

 Solan minutus. Linn. Syst Nat p. 1115, 

 Gmelin, Syst. p. 3226. 

 Turton, Linn. Syst. iv. p. 182. 

 Chemnitz, vi. p. 67, tab. 6, fig. 51 and 52. 

 Montagu, Test. Brit. p. 53, tab. 1, fig. 4. 

 Pennant, Brit. Zool. iv. p. 175. 

 Linn. Trans, viii. p. 47. 

 Turton, Brit. Fauna, jj. 148. 

 Wood, Conch, p. 139, tab. 34, fig. o and 6. 

 Dillwyn, Descript. Catal. p. 69. 

 Turton, Conch. Diet. p. 161. 

 Mytilus praecisus. Montagu, Test p. 165, tab 4, fig. 2. 

 Mus. nost. From oysters and the roots of Fuci. 



Shell from a quarter to half an inch long, and nearly twice as broad, 

 dull white covered with a brown skin, irregularly striate trans- 

 versely, with one of the valves generally extending beyond the other 

 at the anterior margin : hinge close to one end, behind which is a 

 deep impression ,• the other end angular and truncate : from the 

 beaks to the anterior end run two transverse angles which are 

 mostly rough with vaulted spines, one along the margin at the base, 

 and another obliquely to the angle of the upper margin : hinge with 

 a conic tooth in one valve, and in the other a deep cavity, with aa 

 obscure tooth on each side of it. 



