CHITON. 



C. FASCICULARIS, LinnsBus. 



Valves irregularly shagreened ; granules coarse and few ; liga- 

 mental border with tufts of bristles, 



Plate LIX. fig. 5. 



Chiton fascicularis, Linn. Syst. Nat. ed. 12, p. 1106 (probably). — Pulteney, 

 Hutchins, Hist. Dorset, p. 25.— Mont. Test. Brit. p. 5 ; 

 Suppl. pi. 27, f. 5. — Mat. and Rack. Trans. Linn. Soc. 

 vol. viii. p. 21, pi. 1, f. 1. — Rack. Dorset Catalog, p. 25, 

 pi. 1, f. 1. — TuRT. Concb. Diction, p. 34, f. 9. — Lowe, 

 Zool. Joum. vol. ii. p. QG. — Fleming, Brit. Anim. p. 288. 

 — Johnston, Berwick Nat. Club, vol. ii. p. 37. — Mac- 

 GiLLiv. Moll. Aberd. p. 183.— Brit. Marine Conch, p. 

 128.— Brown, Illust. Conch. G. B. p. 65, pi. 21, f. 5, 8. 

 — Spengler, Skriv. Nat. Selks. Kiobenhg. vol. iv.pt. 1, 

 p. 81, in part. — Dillw. Recent Shells, vol. i. p. 8 

 (chiefly). — Lam. Anim. s. Vert. (ed. Desh.) vol. vii. p. 

 492 (partly). — Sowerby, Conch. 111. Chiton, spec. 1, f. 

 87.— Conch. Man. f. 506 (magnif.). 

 Chiton cnnitus. Pennant, Brit. Zool. ed. iv. vol. iv. p. 71, pi. 36, f. 1; copied 



in Chemnitz, Conch. Cab. vol. viii. vignette, p. 252. — Mont. 



Test. Brit. p. 4. — Mat. and Rack. Trans. Linn. Soc. vol. viii. 



p. 20. — Turt. Conch. Diction, p. 35. — Brown, Illust. 



Conch. G. B. p. 65, pi. 21, f. 7.— Wood, General Conch, p. 



23. — DiLLW. Recent Shells, vol. i. p. 13. — RsEve, Conch. 



Iconic, vol. iv. Chiton, pi. 26, f. 176. 



As both this and discrepans inhabit the Mediterranean, 

 it is uncertain, from the brief diagnosis in the " Systema 

 Naturae," which of them was the Algerine species desig- 

 nated fascicularis by the illustrious Linnreus. In retaining 

 that name for the present species, we follow the stream of 

 preceding writers, being unwilling to disturb an accepted 

 name without absolute necessity for so doing. The shape 

 is elongated or produced oblong, and the back, which is 

 more or less carinated, is depressed in the more typical 

 examples. The posterior edge of the valves is beaked in 

 the middle, and but moderately incurved at the sides ; the 



VOL. II. 3 E 



