138 1 >RN ATELLIN A. 



e l . Whorls nearly flat, the sides of spire planu- 

 late. T. micans, no. 9. 



6 1 . Palatal wall bearing vertical ribs. 

 c. Diameter less than half the length. 



T. oblonga, jnv., no. 20. 



c 1 . Diameter over half the length. T. serrata, no. 21. 

 b~. No palatal plicae, teeth or ribs, and no cohmiellar la- 

 mella. 

 c. Diameter less than half the length. 



T. oblonga, no. 20. 

 c 1 . Diameter about equal to or exceeding half the 



length. 

 d. Whorls plano-convex ; 2.7 x 1.5 mm. 



T. affinis, no. 35. 

 d l . Whorls moderately convex, 3 x 1.5 mm. 



T. voyana, no. 37. 



d' 2 . Whorls rather strongly convex. T. pusilla, no. 

 33 ; T. impressa, no. 32 ; T. philippii, no. 36 ; 

 T. trocMcaris, no. 35. 



Australia, New Zealand, Melanesia. 



Australia, T. jacksonensis, no. 41. Torres Straits, T. mas- 

 tersi, no. 42. New Zealand, T. novoseela-ndica, no. 40. New 

 Caledonia, T. noumecnsis, no. 43. Kermadec Is., T. kerma- 

 deccnsis, no. 12 ; T. iredalei, no. 38 ; T. raoulensis, no. 39. 



East Indies, Philippines. 



T. ringens, no. 3; T. camarinwu, no. 46; T. kochianti, no. 44; 

 T. ntoluccana, no. 45. 



.hunt A 7 < "nunidez, Masafuera. 



T. bilnmiUiiln, no. 1: T. trelusiana, no. 49; T. conica, no. 

 .">(); '/'. hwli-iforniis. no. 51: T. niiinihi. no. 47: T. troclilearis, 

 n... 35. 



Undcscribed species of Tonialeliina (in the old sense) have 

 l)c<-!i n'ported from Ceylon (T. ceylanica H. Nevill) and 

 Shanghai. See G. Nevill, Handlist of Mollusca in the Indian 

 Museum, i, p. 160, 1878. These species may perhaps belong to 

 or Tor>iafrll.i<]r. 



