LiEDA.— Plate II. 



Gdvut (Nucula). Boston Journal of Natural History. 

 Lieda largillierti, Philippi. 

 Lcnda peicifera, A. Adams. 



The sculpture of this little Lseda is exquisite. 



Species 9. (Mus. Sowerby.) 

 L^DA DissiMiLls. L(Bd. testd alhidd, ovatd, temdter suh- 

 concenirice sulcatd, svbcBquilaterali, subarcuatd, 

 cequaliter inflatd; latere postico acuminata, vix 

 costato, margine dorsali depresso, ared circumsenptd ; 

 margine ventrali scmtbinari ; latire antiro sub- 

 rotinido. 



The dissimilai: L^iia. Shell whitish, ovate, finely sub- 

 concentrically sulcated, subajquilateral, a little 

 arched, equally inflated; posterior side acuminated, 

 scarcely costated, dorsal margin depressed, with 

 circiimscribed area ; ventral margin semilunar ; 

 anterior side rather rounded. 



SoWERBY. 



Hab. ? 



The comparison for this species is in Lada calata, 

 but our shell is more ovate, more evenly ventricose, 

 more pointed, less beaked, and not rilibed. 



