APPENDIX—MOLLUSCA. 565 
Tf adult this species is the smallest known member of the genus 
Tn several respects it approaches L. antillensis, Dall,* which is 
deeper, and has certain internal tubercles absent in L. davidi. 
LimEA PectinaTA, H. Adams. 
H. Adams, Proc. Zool. Soc., 1870, p. 7, pl.i., fig. 11. 
One valve from 36 fathoms N. 30° W. of Pava. 
This is the first appearance of either species or genus in the 
Pacific. 
PECTEN sPEcIOSUS, Reeve. 
Reeve, Conch. Icon., viii., pl. xxvii., sp. 112. 
One living example was taken in the lagoon by Mr. A. E. Finckh. 
CRASSATELLA sp. 
A fragment of a Crassatella which might belong to C. rhom- 
Goides, Smith, was taken off Tutaga in 50 — 60 fathoms. 
ADDENDA.—Since revising the preceding pages, I have found 
among the shells which I collected at Funafuti, the following 
additional species :—Engina lineata, Reeve; Sistrum dumosum, 
Conrad; and Sistrwm wndatum, Chemnitz. 
* Dall—Bull. Mus. Comp. Zool., xii., 1886, p. 237, pl. viii., fig. 7. 
