36 auric ulid^. 



49. Melampus nitidulus. 



Shell imperforate, ovate-oblong, smooth, shining, brown ; 

 spire convexly conic, pointed ; suture linear, indistinct near the 

 apex ; whorls about six, rather flat, the last forming about two- 

 thirds of the total length, slightly inflated above the middle, 

 imperceptibly attenuated at base ; aperture perpendicular, nar- 

 rowly semiovate ; parietal plaits two, the upper one nodiform, 

 the other middle-sized, rather compressed ; columellar plait a 

 little smaller, twisted, not produced outwards ; peristome blunt ; 

 right margin furnished within with a longitudinal callus, which 

 is thicker above, and sends off a transverse rib : columellar 

 margin reddish-brown, callous, appressed. Length 10, breadth 

 5 mill. 



Melampus (Tralia) nitidulus, H. and A. Adams in Proc. Zool. 

 Soc. 1854, p. 12. n. 37. 



Pfr. Syn. Auric, n. 45 ; Mon. Auric, p. 49. 

 Tralia nitidida, H. and A. Adams, Gen. rec. Moll. ii. p. 244. 



Hah. Isle of Bohol, Philippines ? 



50. Melampus Bronnt. 



Shell imperforate, ovate-acuminated, solid, striated concen- 

 trically, whitish-grey, with two broad, sometimes confluent, 

 blackish-brown bands ; spire convexly conic, pointed, pale ; su- 

 ture slight ; whorls nine, scarcely convex, the last a little longer 

 than the spire, more ventricose ; aperture rather oblique, semi- 

 ovate, modified by two parietal plaits, which are equal, oblique, 

 white, and by a smaller twisted columellar plait ; peristome 

 sharp ; right margin slightly arcuate, furnished in the middle of 

 its inner side with a white transverse rib ; columellar margin 

 somewhat dilated, appressed. Length 10, breadth 6 mill. 



Auricula Bronni, Philippi in Zeitschr. f. Malak. 1846, p. 98. 

 Melampus Bronni, Pfr. Syn. Auric, n. 46 ; Mon. Auric, p. 49. 

 Ellobium Brownii, " Phil." H. and A. Adams, Gen. rec. Moll. ii. 



p. 237 ? 

 Hah. Sandwich Islands. 



51. Melampus Sandwichiensis. B.M. 



Shell ovate-conical, finely sulcated longitudinally, whitish- 

 yellow with brown bands ; whorls seven, depressed, slightly 

 convex, the last longer than the spire ; aperture oval ; lip fur- 

 nished with three plaits, the upper ones lamellifoim, the third 

 tooth-shaped ; labrum sharp, with a single elongated plait 

 within. Length 12, breadth 7 mill. (Soul.) 



