158 LAND- AND FRESHWATER SHELLS. 



26. Melania lateritia Lea. 



Brot, Mou. Melania, I.e. p. 319; Taf. 33, fig. 1. 



Localities : Massoe ; rivers of N. W. Soemba ; hills and 

 rivershores near Waingapoe (subfossil). 



The specimens from N. W. Soemba and some of the 

 subfossil ones are more elongated than the figures of Brot. 

 They diifer however from the next species by the stronger 

 granules. 



27. Melania Mauiensis Lea. 



Brot, Mon. Melania, 1. c. p. 322; Taf. 33, fig. 7, 8. 



Localities : Karita river , Melolo , Massoe , Waingapoe , 

 hills and rivershores near Waingapoe, Soemba. 



Slightly varying in being more ore less elongated and 

 more or less distinctly sculptured. 



The specimens from the last-named locality are subfossil. 



28. Truncatella valid a Pfeiffer. 



Martens, Ostas. Landschn. p. 162. 



Locality : Baa , Rotti. 



The specimens are smaller than those described by Dr. 

 Pfeiffer (Monographia Auriculaceorum, p. 184), the largest 

 being only 9 mill., like those collected by Prof, v. Martens. 

 Several specimens , though full-grown , are still slightly 

 smaller. 



29. Cy clotus soembaensis, u. sp. 

 (Plate 6, fig. 3). 



Shell globosely depressed , thick , moderately umbilicated, 

 rather smooth, with short radiating striae near the suture, 

 which become very faint towards the periphery ; whitish , 

 with red-brown meshes and fulminating streaks, leaving 

 on the largest part of the shell only small oval spots of 

 white , and forming large blotches near the suture ; apex 

 horn-colour ; spire moderately elevated ; whorls about 5 , 



Notes from the Leyden JMuseuxn, Vol. XI"V. 



