516 



8. Bullmus Lichtensteini Alb. 



T. imperforata , ovata, tenuiuscula, confertim striata, 

 epidermicle olivaceo-fusca obducta; spira convexo-conica, 

 acutiuscula; sutura profunda; antr. 5V2 convexi, antepen- 

 ultimus in flatus, ultimus spiram subaequans, antice submal- 

 leatus, basi juxta rimam umbilicalem subcompressus ; colu- 

 mella leviter arcuata; apertura vix obliqua, rotundato-ovalis, 

 intus margaritacea ; perist. breviter expansum , late incras- 

 satum, marginibus callo crassiusculo, nitido junctis, colu- 

 mellari adnato. — Long. 75, diam. 40 mill. Apert. 40 niill. 

 longa, 24 lata. 



Habitat in Columbia ad iluvium Maranhon. 



9. Bulimus Shuttleworthi Alb. 



T. imperforata, ovato-conica, solida, leviter striata, sub 

 epidermide lutea albida, strigis latis fulgurantibus castancis 

 irregulariter ornata; spira conica, obtusa; sutura vix sub- 

 marginata ; anfr. 6 convexiusculi, ultimus spiram subaequans?, 

 basi parum attenuatus ; columella callosa, torta ; apertura 

 vix obliqua, obverse auriformis, intus roseo-albida, nitida; 

 perist. rubellum, crassum, expansum et reflexum , margini- 

 bus callo nitido junctis, columellari tuberculato, adnato. — 

 Long. 71, diam. 29 mill. Apert. c perist. 37 mill. longa, 

 intus 15 lata. 



Habitat^in Columbia ad fluvium Maranhon. 

 10. Bulimus Maranhonensis Alb. 



T. imperforata, ovato-oblonga, solida, dense striata et 

 striis spiralibus undulatis levissimis decussata, fulvida, livido- 

 nebulosa et strigis maculisque rufo-nigricantibus irregulari- 

 ter picta; spira elongato-conica, apice obtusa; sutura filo- 

 marginata; anfr. 7 : convexiusculi, primi minute granulati, 

 pallide carnei, ultimus spira brevior; columella callosa, 

 alba, valide torto-plicata ; apertura parum obliqua, obauri- 

 formis, intus albida, nitida; perist. incrassatum , breviter 

 expansum, marginibus callo nitido albido junctis. — Long. 

 76, diam. 30 mill. Apert. intus 31 mill. longa, 15 '/g lata. 



