PLATE LXXXIV. 



[Part lX.—yove)7iber 1899.] 



EuRYCHLAMYs pLATYCHLAMvs, W. T. ]51f. Bombay. 



rig. 1. Animal, viewed from right side, showing the niuiitlc- lobes, x l'"). 

 1 a. Left side, ditto, X 4'5. 

 lli. Shell, X 2-4.. 

 1 c. Jaw, X 12. 

 I d. Generative organs, x 4. 



1 e. The male organ from another specimen, x 12. 



EuRvcHLAMYs REGULATA, Bcnson. Ccvlon. 



Fig. 2. Animal, viewed from the right side, x 4-5. ?•.*./, right slicll-lobc turned down 

 (inside surface of). 



2 a. Ditto, right side, X 2. Right shcll-iobc in true position. 

 2 b. Shell, X 2-4. 



2 c. Sculpture of shell near suture, x 30. 



2 d. The shell- and mantle-lobes detached from the animal, x 4. 



2 e. Jaw, X 12. 



2/. Central and median teeth of radula, x 368. 



2 rj. Tlic male organ and portion of the genitalia, x 8. 



