Fug. 
Eq. 
Fig. 
Fig. 
Fug. 
Fug. 
Fug. 
certain Aynathous Pulmonate Mollusks. 73 
EXPLANATION OF PLATES I. & II. 
Rhytida Greenwoodi, Gray. 
1. View of the animal from the left side, x 13. 
2. View of the posterior portion of the dorsum from above, x 14. 
3. Latero-ventral portion of the head, x 4, 
4, Lateral view of the head, with buccal cavity partly extended, 
art 
5. The same, seen from the ventral side, x 2. 
6. Anterior view of the mouth, x 3. 
7. Diagrammatic figure of the radula as seen from the anterior end. 
Figs. 8, 9. Male and female generative orifices. 
Fig. 10. 
Lateral view of the buccal mass, x 2. 
Fig. 11. Dorsal view of posterior end of same, 
Fig. 12. The pedal gland, x 3. 
“yg. 13. Posterior portion of the same seen from below. 
Fig. 14. The generative organs. 
Fig. 15. Internal wall of the free oviduct, x 2. 
Fig. 16. Penis dissected, to show the fleshy tooth-like projections, x 2. 
Paryphanta Hochstettert, Pfr. 
Fig. 17. Diagram to show relation of the penis to the buccal mass and 
right tentacular retractor muscle. 
Fig. 18. The generative organs. 
Fig. 19, Transverse sections of the penis. The position of each section is 
indicated in the preceding figure by the lettering x'-x°, 
Fig. 20. The pedal gland, x 2. 
Fig. 21. Lateral view of posterior portion of same, x 2. 
Paryphanta Edwardi, Suter. 
Fig. 22. View of the animal from the left side, x 13. 
Fig. 23. The pedal gland, x 2. 
Fig, 24, Lateral view of posterior portion of same, x 2. 
. 25. The generative organs. 
Schizoglossa novoseelandica (Pfr.), em. Hedley. 
Fig. 26. View of the animal from the left side, x 2, 
Fig. 27. Dorsal view of the same, x 2. 
Fig. 28. Lateral view of the buccal mass &e., x 3. 
9. The pedal gland, x 2, 
Fig. 30, The generative organs, x 3. 
In tigures 1, 22, 26, and 27 the animals are represented without 
the shell. 
Reference letters, 
alb.gl. Albumen gland. r.m. Retractor muscle. 
b.c. Buccal cavity. rd. Receptacular duct. 
b.r.m. Buccal retractor muscle, 7.8. Receptaculum seminis. 
f.ov. Free oviduct. rir. Right tentacular retractor, 
h.d. Uermaphrodite duct. s.d, Salivary duct. 
h.gl. Hermaphrodite gland, s.gl. Salivary gland, 
ew, (Esophagus, v. Vestibule. 
ov. Oviduct. v.d, Vas deferens. om 
p. Penis. vg. Vagina. 
pr. Prostate. ‘ 
