46 NANINA. 



N. FORDET, Brazier. Mi. Wellington, Tasmania. 



N. INCLINATA, Pfr. Louisiade Is. 



N. EGBERTS, Martens. Taburi, S. East New Guinea. 



N. MENADENSTS, Mousson. Celebes. 



N. DECLIVIS, Pfr. (N. Tritoniensis, Le Guillou). 



Triton Bay, N. Guinea. 



Section EUPLECTA, Semper, 1870. 

 N. BOHOLENSIS, Pfr. PI. 23, figs. 47, 48. 



Imperforate, thin ; corneous white, closely regularly striate 

 above, with two acute elevated spiral lines at the suture, striu- 

 late below ; whorls 7, the last with acutely carinated periphery. 

 Diam. 10-14, alt. 4-6 mill. 



Ins. Boliol, Philippines. 

 N. ARMIDA, Pfr. PI. 23, fig. 49. 



Subperforate, rather thin, minutely striatulate, diaphanous, 

 slightly shining, light brown ; whorls 6, suture with white 

 margin, last whorl with a short whitish peripheral carina. 



Diam. 16, alt. 8 mill. 



Ins. Luzon, Philippines. 

 N. BIANGULATA, Pfr. PL 23, tig. 50. 



Subperforate, thin, lightty striate and a little shining; yellow- 

 ish white ; whorls 7, slowly enlarging, spire gradate, last whorl 

 bicarinate,the upper carina showing on all the whorls, the lower 

 one thread-like on the periphery. Diam. 15, alt. 9 mill. 



Ins. Luzon, Philippines. 



N. FILOCINCTA, Pfr. ' PI. 23, fig. 51. 



Narrowly perforate, thin, pellucid, striulate, shining; corneous 

 white; whorls 5^, with a thread-like peripheral carina, margining 

 the suture above. Diam. 11, alt. 5'5 mill. 



Ins. Mindanao, Philippines. 



This is the type of Inozonites, Pfeffer, which appears to agree 

 with Euplecta, except that the mucous pore is said to be with- 

 out horn. 



N. BICARINATA, Semper. PI. 23, figs. 52, 53. 



Perforate, or covered, thin, striate, above the suture with two 

 approximating carinre ; whorls 6-f>i, the lower carina becoming- 

 obsolete on the last. Diam. 12'5, alt. 5-7 mill. 



Ins. Luzon, Philippines. 



