MANGELIA. 465 



M. puEPUREA, Montagu. 



Purplist brown, with scattered whitish speckles (more rarely 

 pure white) cancellated (often spinosely so) ; throat with raised 

 spiral lines ; labial sinus very distinct. 



Plate CXIII. fig. 3, 4, .5. 



Murex purpiireus, Mont. Test. Brit. p. 260, pi. 9, f. 13. — Maton and Rack, 

 Trans. Linn. Soc. vol. viii. p. 148. — Turt. Conch. Diction, 

 p. 94. — DiLLW. Recent Shells, vol. ii. p. 745. — Wood, 

 Index Testaceol. pi. 27, f. 137. 

 Mangeleia purpurea, Risso, Hist. Nat, Europe Merid. vol. iv. p. 222. 

 Fusus purpureus, Fleming, Brit. Animals, p. 351. — Forbes, Malac. Monens. 

 p. 26, animal. — Brit. Marine Conch, p. 205, f. 95. — Brown, 

 Illust. Conch. G. B. p. 7, pi. 5, f. 25. 

 Pleurotoma Philberti, Michaud, Bullet. Linn. Soc. Bordeaux, 1829, vol. iii, 

 p. 261 (and Esp. Nouv. Coq. Vivant. 1829, p. 2), pi. 3, 

 f. 2, 3.— KiENER,Coq. Vivant. Pleur. p. 72, pi. 24, f. 4. 

 — Philippi, Moll. Sicil.vol. ii. p. 165. — Reeve, Conch. 

 Icon. vol. i. pi. 16, f. 129. 

 „ purpurea, Blainv. Faune Fran^. Moll. pi. 4, f. 10. — Kiener, Coq. 



Vivant. Pleur. p. 71, pi. 25, f. 3. — Reeve, Conch. Icon, 

 vol. i. Pleur. pi. 1 6, f. 1 36. 

 „ versicolor, Scacchi, Fauna del Napoli, p. 12, f. 19. 



„ variegatum, Philippi, Moll. Sicil.vol. i. p. 197, pi. 11, f- 14 — 



Jeffreys, Ann. Nat. Hist. vol. xix. p. 311. 

 Fusus asperrimus. Brown, Illust. Conch. G, B. p. 8, pi. 6, f. 2, from type. 



Of this richly sculptured shell we have two forms, one, 

 and hy far the rarer one, large, ten-whorled, and with 

 twenty-two longitudinal ribs on the penult turn ; the others 

 the ordinary littoral type (exactly the Philberti of Philippi's 

 " Enumeratio ""), small, eight-whorled, and with generally 

 only fifteen or sixteen ribs on each volution. 



The colour of the species, which is moderately strong, 

 and has a somewhat fusiform-turreted shape, and but little 

 lustre, is a violet-brown (changing after death to rufous or 

 livid-colour), that is more or less marked with small scat- 

 tered patches of dirty white, and is sometimes, yet rarely, 



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