LIMA.— Plate V. 



rather oblique sulcus ; ventral margin posteriorly 



a little produced. 

 Jeffreys. British Shells. 

 Hah. North Britain. Scandinavia. 



This species is described as differing from Lima 

 suhauriculata in being less narrow and a little more 

 oblique ; Mr. Jefireys has observed that the longi- 

 tudinal sulcus, which in that species is central, in 

 the present inclines towards the posterior side. 



Species 24. (Mus. Brit.) 



Lima Palklandica. Lima testa hreviter ovatd, clausd, 

 albd, solidd, laid, ventricosd, mhmquilaterali ; costis 

 hand nmneivsis centralihns radiatd ; lateribus 

 lau'lgatis. 



The Falkland Lima. Shell shortly oval, closed, 

 white, solid, broad, ventricose, subequilateral ; 

 rayed with central, not numerous ribs ; smooth at 

 the sides. 



A. Adams. Proc. Zool. Soc. 



Hah. Falkland Isles. 



Shorter and broader in proportion than any of the 



sube(jviilateral species excepting L . Sarsii. 



Species 25. (JIus. Brit.) 



Lima pectinata. Lim. testa paivd, suhrotundd, ohliqud, 

 suhfuscd, costis paucis rotundis nhlique radiatd; 

 postice ad margmem ventralem ohlique productd ; 

 latere untico rectiusculo, auriculd minutissimd ; 

 margine cardinali minutissimi dentieulalo ; um- 

 hmiibiis vakle prodtictia. 



The pectinated Lima. Sliell small, rather rounded, 

 oblique, brownish, obliquely rayed with few 

 rounded ribs ; anteriorly obliquely produced at 

 the ventral margin ; anterior side rather straight, 

 witli very small auricle ; hinge margin very 

 minutely denticulated ; umboes much produced. 



A. Adams, (ijimaja). Proc. Zool. Soc. 



Hah. Gulf of Suez. 



Species 2G. (Mus. Brit.) 



Lima Cetlanica. Lim. testd parvd, suhohliqvA, s%ib- 

 oeqidlaterali, ohlongo-ovatd, pallidH fused, costis 

 aattiiisculis numerosis prope latera mhevanidis 

 radiatd ; margine ventrali postice paido producto. 



The Ceylon Lima. Shell small, a little oblique, sub- 

 equilateral, oblong-ovate, pale brown, rayed with 

 rather acute numerous ribs almost disappearing 

 near the sides ; ventral margin a little produced 

 posteriorly. 



A. Adams. Proc. Zool. Soc. 



Hah Ceylon. 



Species 27. (Mus. Brit.) 



Lima bullifera. Lim. testa parvd, compressd, oblique 

 subtrigond, ad laterem anticum excavatd, ad mar- 

 ginem ventralem antici prodvctd, costis numerosis 

 tuberculis hulliforinihus ferentibus radiatd. 



The bubble-bearing Lima. Shell small, compressed, 

 obliquely subtrigonal, excavated at the anterior 

 side, produced anteriorly at the ventral margin, 

 rayed with nimierous ribs bearing bubble-shaped 

 tubercles. 



Deshayes. Conchyliolugie de ITsle de la Reunion. 



Hob. Isl. BourliQi). 



