1 



OF ^lEEGUI A>'D ITS ARCHIPELAGO. 



171 



Recognizable by its bright red colour and an impressed line 

 below the suture. 



Mergui, on mud-flats, with the preceding. Irawady delta, 

 AraJcan, Andamans, Malacca, Singapore, Borneo, Philippines, 

 Amoy. 



Neeittd.e . 



54. Xerita llxeata, Chemnitz, Reeve, Conch. Icon. vol. ix. 

 Nerita, pi. iii. fig. 13 ; Hombron Sf Jacquinot, Voy. Pole Sud, Moll. 

 pi. 17. figs. 23-25; Teni son- Woods, Proc. Linn. Soc. of N. S. 

 Wales, vol. y. 1S80, p. 120 ; v. Martens, Monogr. of Xerita, p. 15, 

 pi. 4. figs. 12-15. 



Mergui, mud-flats ; King Island ; Elphinstone Island, on sands 

 immediately below high-water mark, on mangrove-trees ; Crow 

 Islet between King and Hayes Islands, high-water level ; Kis- 

 seraing Island. 



Banges from Mergui and the Xicobars to Xorth-eastern Aus- 

 tralia and Viti Islands. Mergui, Nicobars, Penang, Singapore, 

 Siam, Philippines, Northern Australia, Samoa and Viti Islands. 



55. Xeeita pla^ospiea, Anton, Verzeichniss der Conchylien, 

 1839, p. 30; Philippi, Abbildungen, Xerita, fig. 1; v. Martens, 

 Nerita, p. 23, pi. 4. figs. 4-7. 



Nerita atropurpurea, Rechtz, Revue Zool. 1841, p. 10/ ; Journal de 

 Conchyliologie, i. pi. 11. fig. 3; Reeve, I. c. ix. pi. viii. fig. 38. 



Elphinstone Island Bay, on mangrove-trunks. Nicobars, 

 Singapore, Java, Celebes, Moluccas, West Australia, Philippines, 

 Samoa Islands, Carolines. 



56. Neeitena (Dosha) ceepedexaeia, Lam. Hist. Nat. Anim. 

 s. Vert. ed. 1, vi. p. 185, ed. 2, viii. p. 572 ; Sowerby, Conchol. 

 Illustr. Xeritina, fig. 25 ; Thes. Conch, ii. pi. 113. figs. 139-144; 

 Peeve, Conch. Icon. vol. ix. JSeritina, pi. viii. fig. 38; v. Martens, 

 Monogr. jSeritina, p. 37, pi. 7. figs. 1-14. 



Eangoon ; Mergui, mud-flats ; Elphinstone Island Bay, sand- 

 flats ; Sullivan Island, highest tide-level, and tidal stream; 

 Kisseraing: Island. 



The variety with blackish-coloured aperture (N. cornu-copice, 

 Benson, N. melanostoma, Troschel) has been found intermingled 

 with typical red-coloured specimens at three of these localities : 

 Mergui, Elphinstone Island Bay, and Kisseraing Island. At 



LI>">". jot;b>-. — zoology, yol. xxi. 15 



