from Central and South America. 4U5 



Alt. ,^2*0, diam. maj. 15 mm. 



Afierture : alt. 14, diam. 6 mm. 



Ilab. Bogota, United States of Coloml)ia. 



Btdimulus {Drymn;us) venfricosuSj s\i. u. (Fig. 10.) 



Shell fusiform, rather tumid, smooth, pale flesh-colour, 

 painted with transverse streaks of reddish and purplish browa 

 and with two interiupted bands of brownish black, which 

 increase to three on the last whorl ; whorh 5^, flattish ; 

 sutures iinpressed ; aperture inversely auriform ; peristome 

 thin, white, reflexed ; columella slightly arched, reflexed 

 outwards over the narrow perforation and diffused into a 

 ])ur|)le callus which reaches the lip above. 



Alt. 34-75, diam. maj. 16'5 mm. 



Aperture: alt. 17, diam. 7 mm. 



JJab. Bogota, United States of Colombia. 



Bulimidus [Drymceus) vicinus^ sp. n. (Fig. H.) 



Siiell fusiform, narrowly perforate, smooth, yellowish fawn- 

 colour, with occasional transverse streaks of a darkiT shade ; 

 whorls 5i, marked with somewhat coarse growth-lines; 

 suiurcs impressed, faintly crenulate with the lines of growth ; 

 a|)erture ovate, much contracted heloio ; peristome white, 

 slightly reflexed ; columella somewhat oblique and spreading 

 into a purple callus which reaches the lip above ; interior 

 of shell mauve. 



Alt. 33, diam. maj. 15 mm. 



Aperture: alt. 13'5, diam. 6 mm. 



Jlab, Bogota, United States of Colombia. 



Clausilia (Nenia) chanchamayoensis, sp. n. (Fig. 12.) 



Shell fusiform, rather thin, light brown, streaked and 

 mottled with greyish white; whorls 7, finely and closely 

 transversely striate ; sutures well impressed ; aperture 

 ovate, oblique ; peristome expanded, reflexed above; lamella 

 suj)erior strong and reaching to the outer edge of the peristome; 

 lamella inferior not so strong and reaching only to the inner 

 edge of the peristome. 



Alt. 13, diam. niaj. 3 mm. 



Aperture (including peristome) : alt. 3-75, diam. 275 mm. 



JJab. Chanchamayo, Peru. 



Clausilia (Nenia) Slosarskii, Lub., var. liosenbert/i, var. n. 

 (Fig. 13.) 

 More coarsely transversely striate and much loss closely 

 spirally striate than is the typical form. 



