EULIMA. Panama Sheik. 199 



291. Eulima recta. Nov. sp. 



Shell long, ovate conic : chalcedonic white, with a more 

 opaque and another less opaque spiral band at the upper part of 

 the whorls; with two minute delicate brown spots on the la- 

 bruin, and above with several similar pairs of spots at the stages 

 of growth : smooth and shining, with a few very faint trans- 

 verse striae marking stages of growth : apex very acute : spire 

 with the axis straight, with the outlines nearly rectUinear : 

 whorls eleven, subplanulate, with the suture very indistinct; 

 last whorl long, with the periphery very regularly rounded : 

 aperture narrow and very acute above : labrum sharp, retreating 

 anteriorly : columella stout, nearly straight. 



Mean divergence about 21° ; length .41 inch ; breadth .1 

 inch ; length of spire .285 inch. 



Station. — Unknown. 



Eahiiat—Taboga.; C B. A.I 



5 specimens were collected. 



292. Enlima solitaria. Nov. sp. 



Shell long, ovate conic : chalcedonic white, with a brownish 

 tinge above the middle of the spire : smooth and shining : apex 

 acute: spire with the axis nearly straight, with the outlines 

 nearly rectilinear: whorls eleven, planulate, with the suture 

 very indistinct : last whorl with the periphery very regularly 

 rounded : aperture ovate, acute above : labrum sharp, much 

 advanced along the middle into an elegantly curved edge : colu- 

 mella stout, slightly curved. This may be a Stylifer. 



Mean divergence about 23°; length .19 inch; breadth .055 

 inch ; length of spire .14 inch. 



Station. — On Holothuriae. 



The small species of Holothuria, which is very common at 

 Panama and at Taboga, did not furnish any specimens. A 

 larger species, which is more rare, afforded one shell. 



Eahitat.—Tahoga ; 0, B. A. I 



