I PLATE XCVII. 



[Part YK..— November 1899.] 



EUPLECTA BINOYAENSIS, n. sp. Ccyloil. 



Fig. 1. Shell, X 4-5. 



1 a Sculpture of last whorl near suture, x 58. 



1 /■ Portion of generative organs, showing spermatheea iu process of lor.nat.ou, 



X 12-5. 

 1 c. Spermatophorc, x 24. 



1 d. Amatorial organ, x 12-5. 



EuPLECTA SEMIDECUSSATA, Pfr. CcyloU. 



Fig. 2. Portion of generative organs, x 4.-5. 



2 a. The male organ from another side, x 4,0. 

 2 b. Part of the genitalia, x, ovitheca. 



2 c. Odontophore, transition teeth and first laterals, X 195. 

 2d. Jaw, X 8. 



