175 



ON SOME NEW SPECIES OF 3IELAXIA FROM PALAWAN AND THE 

 NEIGHBOUmiOOD. 



By Dr, A. Brot, of Geneva. 



Read June Wi, 1894. 



1. Melania (Aceostoma) Sadongiensis, n.sp. Fig. 4. 



Testa f usiformi-conica, atro-f usca, solida ; aclulta valde decollata ; 

 anfractus primi vix convexiusculi, la^vigati ; ultimi f (in adulta 

 persistentcs) convexiores, infra suturani filiformem constricti ; ultimo 

 globoso, longitudiualiter elevato-striato, striis basi robustis, distantibus. 

 Apertura ovata siiperne acuta, basi attcnuata et producta, intus intense 

 violaceo-fusca, ad marginem caerulescente, margine dextro obtuso, 

 supcrne late sinuato ; columella torta, parum arcuata. Alt. (spec. 

 adult, decollatum, anfr. 3) 22, lat. 16 mm. ; apert. alt. 12, lat. 7 mm. 



Mah. — River Sadong, W. Sarawak. (Comm. H. Fulton.) 



Allied to M. siphonata, Rv., but smaller, last whorl less inflated and 

 marked with filiform raised strife instead of the fine strioe which are 

 to be seen on M. siphonata. Young specimens have a conical spire 

 and the last whorl angular at the base ; the adult individuals are 

 slightly cylindrical with the last whorl inflated and scarcely angular 

 at the periphery. 



Fig. 1. Melania exserta. 

 ,, 2. ,, pyramidella 



,, 3. ,, Fultoni. 



5 4 



New Species of Melania, 

 Fi 



4. Melania Sadongiensis. 



5. ,, suhplicatula. 



6. ,, Falawanica. 



„ 2. Melania (Striatella) Fultoni, n.sp. Fig 3. 



Testa turrita, cornea, vivide flammulata, nitida, spira elata, apice 

 subintegra ; anfract. 10-12, convexiusculi, supremi longitudiualiter 

 elevato-striati, ultimi inciso-striati, striis vix impressis, transverse 



