PLATE CXXVII. 



[Part XI.— March 1910.] 



EiRYcnLAMVs TODARUM, W. & II. BIf. Tiavancore. 



Fi-. 1 . Shell, X 2-4. 



1 ff. Animal, shell removed, seen from right side and above, to show the mantle-zone 



and sliell-lobes, x 4"5. 

 1 f). Ditto, viewed from tlie left side, x 4"5. 

 ] r. Part of the genitalia, x 8. 

 1 d. Ditto, the same parts, seen from the other side, x 8. 



l'"ig. .2. EuRYCHLAMYS BLANFORDi, II. sp. JJaroda. 



Leptodontarion tavoyensis, n. sp. Tavoy, Tenasserim. 



l'"ig. 3. Animal viewed from the right side, x i. 



:3ff. Ditto, left side, x 4. 



3 A. Extremity of foot, sole of, and mucous gland, x 8. 



3 r. Portion of the genitalia, x 12. 



3rf. Jaw, X 12. 



3<'. A few teeth of the radnla, very much enlarged. Five .separate (on right side of 

 plate) from near the margin, very mneh enlarged. 



nm.or, amatorial organ; hr, wall of branchial sac; c«, Ciccum ; f, eye tentacle, position 

 of; h, heart; gen.ap, genital aperture; l.s.l, left shell-lobe; ov, oviduct; r.m.p, 

 retractor muscle penis; r.s.l, right sbcU-lube; v.s, visceral sac; wd, vas deferens. 



