REFERENCES TO THE PLATES. 
PLATE I. 
LlMAX VARIEGATUS. 
Fig- I. The integument laid open, with the viscera in situ. 1. Buc- 
cal body; 2. salivary gland; 3. stomach; 4. intestine; 5. termination 
of intestine in the rectum ; 6. blind tube from the termination of the in- 
testine; 7. oviduct; 8. pulmonary chamber; 9. heart ; 10. renal organ; 
11. left superior tentacle; 12. sub-oesophageal ganglia ; 13. left stoniato- 
gastnc ganglion; 14. liver; 15. origin of the retractor muscle of the 
penis. 
Fig. II. The viscera dissected apart. 1. Buccal body; 2. stomach ; 
3. intestine; 4. termination of do. ; 5. blind tube from do. ; 6. salivary 
glands; 6* salivary duct ; 7. liver; 8. hepatic duct; 9. testicle; 10. 
epididymis; 11. prostate gland; 12. penis ; 13. retractor of do. ; 14. 
ovary; 15. oviduct; 16. genital bladder; 17. pulmonary chamber; 18. 
aorta; 19. cephalic branch of do.; 20. visceral branch of do.; 21. sub- 
oesophageal ganglia; 22. left superior tentacle. 
Fig. III. The generative apparatus. 1 . Testicle ; 2. epididymis • 
3. prostate gland; 4. penis; 5. refractor of do.; 6. ovary; 7. oviduct- 
8- genital bladder ; 9. cloaca. 
Fig. IV. The pulmonary chamber laid open and magnified four 
diameters. 1 . Floor formed by the muscular peritoneum ; 2. pulmonary 
orifice; 3. rectum: 4. anal aperture ; 5. renal organ ; 6. duct of do.- 7. 
pericardium laid open; 8. heart; 9. pulmonary vein ; 10. pulmonary 
arteries; 11. aorta. 
Fig. V. Testa. 
Fig. VI. Dental plate. 
PLATE II. 
Figs. I. — IV. Ariox hobtensis. 
Fig. I. Organs in situ. 1. Buccal bo.lv; 2. stomach; 3. intestine; 
4. termination of do.; 5. liver; 6. testicle; 7. ovary; 8. oviduct; 9. 
cloaca; 10. pulmonary chamber; 11. heart; 12 retractors of the penis 
and vagina. 
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