ENNEA. 105 



on the right margin, corresponding with an external fosset, a 

 small basal tooth, and a deep-seated, tongue-shaped columellar 

 plica; lip thickened, reflected. Length, 7 mill. 



India, Seychelles Is., Burmah, Cochin China, Indian 



Archipelago, China, New Caledonia, Islands of St. 



Thomas, Grenada and. Trinidad, W.I. (introduced). 

 Pupa Largillierti, Phil., Carychium gigas, Fer., E. cafaeicola, 

 Craven (PI. 19, figs. IT, 18), Pupa mellita, Gould, and E. Cey- 

 lanica, Pfr. (PI. 20, fig. 24), are synonyms. 



Var. ABBREVIATA, Martens. Somewhat shorter. 

 E. MARIEI, Morelet. PL 20, figs. 48, 49, 52, 53. 



Rimate, smooth, shining, lightly costulate below the sutures 

 and at the base, light corneous, translucent, suture minutely 

 denticulate ; aperture quadridentate a parietal lamella, a nodule 

 on the columella, a deep-seated little tooth in the throat, and a 

 small one on the right margin ; lip white, subthickened, shortly 

 reflected. Length, 13 mill. 



Ins. Mayotte. 



E. pusilla, Morelet (figs. 52,53), was founded on an individual 

 in which the tooth on the right margin of the aperture did not 

 develop ; its author has acknowledged its identity with E. 

 Mariei. 



E. DIODON, Morelet. PL 20, fig. 32. 



Shortly rimate, thin, lightly costulate-striate, light yellowish 

 corneous ; aperture with a parietal lamina and a tooth on the 

 outer lip ; lip callous, sinuous. Length, 6 mill. 



Ins. Mayotte. 

 E. GLABRA, Morelet. PL 20, fig. 33. 



Arcuately rimate, thin, shining, hyaline, thinly plicate, suture 

 minutely denticulate ; aperture tridentate a parietal compressed 

 lamella, a prominent columellar tooth, and a smaller deep-seated 

 one; lip a little expanded. Length, 12 mill. 



Ins. Mayotte. 

 E. DENTIENS, Morelet. PL 19, figs. 21, 22. 



Shortly rimate, smooth, shining, hyaline, white ; last whorl 

 scrobiculate ; aperture six dentate a parietal lamella, two ap- 

 proximate teeth on the right margin, two others, also approximate, 

 on the columella, and one at the base. Length, 4-5 mill. 



Comoro Isles. 



