ANATOMY OF MELONGENA MELONGENA. 373' 



EXPLANATION OF PLATE XXVIIL 



Fig. 1. Melongena melongena, entire animal. Partial dissection from the right 

 side, chiefly to show position of stomach. (Natural size.) 

 2 a. Isolated alimentary canal. (Na,tural size.) 

 2 b. Part of oesophagus within proboscis, displayed. (Natural size.) 



3. Stomach opened from above, with dorsal wall laid back ; showing 



gastric plates. (Natural size.) 



4. Dissection of stomach of another specimen, showing oesophageal platea. 



(X3.) 



5. Longitudinal section of gastric plate. Obj. Zeiss A, Oc. 3. 



6. Transverse section of gastric plate. Lenses, as for fig. 5. 



7. Transverse section of smaller plate. Obj. Zeiss D, Oc. 3. 



8. To show leading types of cells in the cuticle of the gastric plates. 



Lenses combined as in fig. 7. 



Reference Letters. 



b.d. Bile-duct. 

 ct. Cuticular portion of gastric plate. 

 ep. Intestinal epithelium. 

 fb. Fibrous tissue. 

 i. Intestine. 

 Ic. Lacunse or spaces. 

 Im. Lamellse. 

 Iv, Liver. 

 m. Mantle. 

 m.c. Columella muscle. 

 or', ffisophagiis. 



(b". CEsophagus within proboscis. 

 op. Operculum. 

 pd. Foot. 

 p.g'. Dorsal series of gastric plates. 

 f.g". Ventral series of gastric plates. 

 p.m. (Esophageal plates. 

 r. Rectum. 

 sh. Sheath. 

 st. Stomach. 



