218 Zoological Society : — 



side ; a linguiform sharp projection overlapping the lower extremity 

 of the labium. 



Height 0-06, greatest breadth 0-076, least breadth 0*063. 



Named in compliment to Thomas Bridges, Esq., an able zoologi- 

 cal and botanical collector, particularly in Chili and other parts of 

 South America. 



LiNDSLEYA Salleana, Chitty. 



Hab. New Forest, Manchester (unique). 



Form, globose-conic. Colou?', ? Sculpture, 12 strong spiral 



carinae, 2 fine in each interspace and 3 less strong round the umbi- 

 licus : on the upper whorls 4 corresponding fine ones. Spire, well 

 elevated, with rather concave outlines. Whorls, 4f, well rounded, 

 with a deep suture. Aperture, slightly expanded above, more so 

 below, scarcely detached from last whorl, more than a semicircle. 

 Labrum, scarcely produced from body-whorl, not produced above, 

 very slightly reflexed and thickened, coarsely pectinated by the 

 strong carinse. Labium, moderately detached from body-whorl, 

 slightly curved throughout, on a plane with labrum. Umbilicus, 

 broad and moderately deep. Labral lamella, much produced at its 

 junction with labrum, below, sharp, and dipping abruptly into the 

 umbilicus. Operculum, ? 



Height 0-079, greatest breadth 0*092, least breadth 0*073. 



Named in compliment to M. Auguste Salle, an excellent zoolo- 

 gical collector. 



LiNDSLEYA Arthuriana, Chitty. 



Hab. John Crow Hill, Portland. 



Form, globose-conic. Colour, light yellow. Sculpture, 31 raised 

 spiral carinae, not quite equidistant ; on the upper whorls 7. Spire, 

 well elevated, with rather convex outlines. Whorls, 3f, very well 

 rounded, with a deep suture, last whorl very globose. Aperture, 

 slightly and somewhat abruptly expanded, more than a semicircle, 

 subelliptical, slightly depressed above and expanded below. Labrum, 

 rounded into labium, more broadly below, very slightly produced 

 above, double, white, smooth, not pectinated. Labium, scarcely 

 detached from body- whorl, on a plane with labrum. Umbilicus, very 

 shallow, broad. Labral lamella, scarcely produced. Operculum, 

 slightly concave, very finely granulated in the centre. 



Height 0*049, greatest breadth 0*066, least breadth 0*054. 



Named in compliment to Arthur Adams, Esq., of London, the 

 conjoint author with his brother Henry Adams. 



This shell is like L. Albersiana, but differs in sculpture, number 

 of whorls, and measurements. 



LiNDSLEYA GUTIEREZIANA, Chitty. 



Hab. New Hope, Westmoreland. 



Form, globose-conic. Colour, pale horn. Sculpture, 16 strong 

 spiral carinae, only about the periphery one fine intervening ; on the 

 upper whorls, 5. Spire, well elevated, with straight outlines. Whorls, 



