250 INTRODUCTION. 
Fig. II. Genitalia, two diameters. 1. Testicle; 2. epididymis; 
2." vas deferens ; 3. prostate gland; 5. penis; 6. ovary; ".oviduct; 8. 
genital bladder; 9. cloaca; 10. retractors of the penis and vagina. 
Fig. III. Digestive apparatus. 1. Buccal body; 2. retractors of 
do.; 3. cesophagus ; 4. stomach; 5. intestine; G. rectum; 7. anus; 8. 
salivary glands ; 9. ducts of do.; 10. liver; 11. duct of liver. 
Fig- IV. Pulmonary chamber, magnified. 1. Floor of the cavity ; 
2. pulmonary orifice ; 3. pulmonary arteries ; 4. auricle; 5. ventricle; G. 
pericardium; 7. aorta; 8. renal organ; 9. intestine; 10. anus. 
Figs. V. — VI. Limax campesteis. 
Fig. V. The digestive apparatus. 1. Buccal body; 2. its retrac- 
tor; 3. stomach; 4. intestine; 5. terminal portion of do. ; 6. anus; 7. 
salivary glands ; 8. liver. 
Fig. VI. Generative apparatus. 1. Testicle; 2. epididymis; 2.* 
vas deferens; 3. accessory gland of do.; 4. prostate; 5,6. penis; 8 
oviduct; 9. genital bladder ; 10. cloaca. 
Figs. VII. — IX. Lijiax ageestis. 
Fig. VII. Body laid open, and viscera dissected apart. 1. Buccal 
body; 2. stomach; 3. intestine; 4. blind tube of do.; 5. salivary 
glands; 6. liver; 7. testicle; 8. epididymis; 9. prostate; 10. recepta- 
cle of the penis ; 11. bifurcate gland of do.; 12. sac of penis; 13. retrac- 
tor muscle; 14. ovary; 15. oviduct; 16. genital bladder; 17. pulmon- 
ary chamber. 
Fig. VIII. Lower portion of the genitalia. 1. Prostate; 2. recepta- 
cle of penis; 3. trifurcate gland of do. ; 4. sac of penis ; 5. retractor ; 6. 
oviduct; 7. bladder; 8. cloaca. 
Fig. IX. Receptacle of the penis laid open. 1. penis; 2. longitu- 
dinal fulds of the receptacle; 3. trifurcate gland. 
TLATE III. 
TeBENNOFHOEUS CABOLIXENSIS- 
Fig. I. Integument laid open, and the viscera in situ enclosed 
within the muscular peritoneum. 
Fig. II. Muscular peritoneum laid open; the organs in situ. 1. 
Pulmonary chamber laid open; 2. muscular peritoneum; 3. buccal 
body; 4. stomach; 5. liver; G. intestine; 7. testicle; S. ovary; 9. ovi- 
duct; 10. dart sac; 11. heart; 12. renal organ ; 13. pulmonary orifice. 
