194 PROCEEDINGS OF THE MALACOLOGICAL SOCIETY. 



28. Ganesella Jacobti, Pils. Previously referred to G. sphinctostoma 

 (ante, p. 71). Ibuki, Omi. Five specimens. Diam. 18, alt. 14 mm. 

 l)iam. 20, alt. 16'omm. 



29. Ganesella Wiegmanniana, Pils. Kochi, Tosa. Four specimens. 



30. Ganesella Japonica, Pfr. Ibuki, Omi. Seven specimens. 

 Diam. 14, alt. 13 mm. Diam. 20, alt. 16 mm. 



31. Trishoplita Smithiana, Pils. Arakura, Tosa. Ten specimens. 

 The smaller specimens approach T. macrocycloides ; one of the larger 

 has a faint reddish peripheral band. Diam. maj. 165, min. 145 mm. ; 

 alt. 9 mm. Diam. maj. 1 3*5, min. 115 mm. ; alt. 8 mm. Diam. maj. 

 14, min. 12 mm. ; alt. 9 mm. 



32. Trishoplita Goodwini, var. caeinata, n. var. Arakura, Tosa. 

 Six specimens. More depressed tban the type, and distinctly keeled 

 at the periphery. 



33. Trishoplita macrocycloides. Kob. Ibuki, Omi. Three specimens. 

 Diam. 15, alt. 10 mm. 



34. Trishoplita Tosana, Gude. PI. XXI, Figs. 1-3. {Ganesella 

 Tosana, Gude: torn, cit., p. 455.) TJshirogawa, Tosa. Three speci- 

 mens. The form described by Mr. Pilsbry as T. Goodwini, var. 

 suprazonata, from the same locality {Nautilus, vol. xiv, 1900, p. 80), 

 appears to be identical with my shell. It seems to be related to 

 T. Hilgendorfi, but it is thinner, more depressed, and with narrower 

 umbilicus. 



35. Trishoplita commoda, A. Ad. PI. XXI, Figs. 16-18. Kayabe, 

 Ojima. Six specimens. This shell has not hitherto been figured. 

 It is intermediate between T. conulina and T. conospira. 



36. Trishoplita Da Cosi'iE, Gude. PI. XXI, Figs. 4-6. {Tom. cit., 

 p. 454.) Kagashima. province Satsuma. Two specimens. Allied to 

 T. conospira, but more solid and with wider umbilicus. A specimen in 

 Mr. Da Costa's collection bearing a label in Dr. Hungerford's writing, 

 " Satsuma sp. Ikao, Nippon," belongs to this species; it is, however, 

 a little more shining and smaller than the type. 



37. Trishoplita cretacea, Gude. PI. XXI, Figs. 7-9. {Tom. cit., 

 p. 400.) Inga, Hold. Twelve specimens. T. mesogonia, Pils., its 

 nearest ally, is much smaller, and possesses only five and a half 

 whorls. 



Var. decussata, n.var. Ushirogawa, Tosa. Three specimens. 

 Smaller and more depressed than the type, and with decussate 

 sculpture. Diam. maj. 16, min. 13'5 mm. ; alt. 11 mm. 



Var. bipartita, Pils. Toyonisbikami, Xagato. Three specimens. 

 Like the last, with decussate sculpture ; with or without a brown 

 peripheral band, white above, brown below the periphery. Diam. 

 maj. 15, min. 13mm.; alt. 10-5 mm. 



38. Eulota (Plectotropis) conica, Gude. PL XXI, Figs. 13-15. 

 {Tom. cit., p. 400.) Izuhara, Tsushima. Twelve specimens. The 



