Fig. 7. Lituiies? In Yu. Nat. size p. (15 



Side view of natural section, showing the separable volutions, the 

 straight part of the shell and the position of siphuncle. 



Loc:— He-chiao, Chung-yang-hsien, SE. Hupeh. (N.R.I. Cat. No. 36) 



Fig. 8. Meloceras astaticum Yabe. Nat. size p. 66 



Lateral view of a large end of the specimen, showing the curvature of 

 the shell. 



Loc:- Nei-chia-shan, near Sin-tan, Tze-kuei-hsien, W. Hupeh. (G.S.C. 

 Cat. No. 2858) 



Fig 9. Meloceras astaticum Yabe. Nat. size p. 66 



ga. Longitudinal section of an apical portion of the specimen along the 

 dorso-ventral diameter, showing the empty, marginal siphuncle and 

 the curvature of the shell. 



gb. External view of same, showing the surface strife. 



9c. Cross section, showing the form of the shell and the position of the 

 siphuncle. 



Loc: — Nei-chia-shan near Sin-tan, Tze-kuei-hsien, W. Hupeh. (G.vS.C. 

 Cat. No. 2859) 



II lOI 



