204 SCALARIADiE. 



tout obtusely triaugultir, uot cirrhateJ postorioily, oroovcd 

 below, furnished in front with a fold or meiituni. 



Nearly one hundred species of this genus have been 

 described. The majority inhabit tropical regions : the 

 researches of Mr. Cuming among the Philippine Islands 

 have made us acquainted with a great part of them. 



S. TuKTONis. Turton. 



A'ariegated ; ribs depressed, mostly very narrow, but with a 

 few broader ones intermingled ; interstices with very fine spiral 

 striula;. 



Plate LXX. fig. l,-_'. 



Ttirbo Turtonis, Tukt. Conch. Diction, p. 208, f. 97. 



Sctdaria Turto7ii, Fleming, Brit. Animals, p. 311. — Couch, Cornish Fauna, 

 pt. 2, p. 56. — Brit. Marine Conch, p. 157. — Brown, Illust. 

 Conch. G. B. p. 21, pi. 57, f. 7- — Blainville, Faiine Fran- 

 (jaise, Moll. p. 317. 

 „ communis, var. Kiener, Coquilles Vivan. Scalar, p. 1 3, pi. 4, f. 10, b. 

 „ tenuicostata, Michaud, Bull. Lin. Soc. Bordeaux, 1829, p. 2G0, f. 1. — 

 Bi.ainv. Faune Franqaise, Moll. p. 318. — Potiez and 

 Mich. Galerie Douai, Moll. p. 345. — Piiilii'pi, Moll. Sicil. 

 vol. ii. p. 145. 

 „ Turtonis, Sowerby, Thesaur, Conch, vol. i. p. 100, pi. 34, f. KKJ, 107, 



108. — Alder, Cat. Moll. Northumb. and Durh. p. 48. 

 „ planicosta, BivoN. Nuov. Gen. e Spec. Conch, pi. 2, f. 13 fide 

 PiiiLii'i'i, Moll. Sicil. vol. i. p. 168, pi. 10, f. 4.— Dksh. 

 Lam. Anim. s. Vert. vol. ix. p. 77. 



Notwithstanding that the j)resent shell approaches the 

 succeeding in general aspect, its essential differences are 

 of easy recognition. It is of a rather produced turreted 

 form, strong, rather opaque, imperforate, moderately glossy, 

 and indistinctly encircled, on a livid ground, with inter- 

 rupted bands of chocolate-colour ; of these, there are two 

 on each whorl, and a third additio)ia] one near the base 

 of the bod\-. which exceeds the rest in breadth and in- 



