APPENDIX MOLLUSCA. 565 



If adult this species is the smallest known member of the genus 

 In several respects it approaches L. antillensis, Ball,* which is 

 deeper, and has certain internal tubercles absent in L, davidis. 



LlMEA FECTINATA, H. Adams. 



H. Adams, Proc. Zool. Soc., 1870, p. 7, pi. 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., pi. 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- 

 boides, 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 Sistrum undatum, Chemnitz. 



* Dall Bull. Mus. Comp. Zool , xii., 1886, p. 237, pi. viii., tig. 7. 



Nv 



