OK THil OVIPAUUUS SPKGIES OF ONYOHOPHORA. 415 



Fig. 19. — Optical section of the same specimen. Drawn under the same 

 conditions. 



Fig. 20. — Part of cliorion of egg from oviduct, from a specimen kept long 

 in spirit. Drawn under Zeiss A, ocular 2, camera outline. 



Fig. 21. — Part of surface of same, showing the regularly arranged protuber- 

 ances containing granules. Drawn under Zeiss D, ocular 2, camera outline. 



Fig. 22. — Perspective view of same, drawn under same conditions. 



Fig. 23. — Surface of chorion of deposited egg, showing sculptured pattern. 

 Drawn under Zeiss D, ocular 2, camera outline. 



Fig. 21. — Surface of chorion of another deposited egg, showing variation 

 n sculptured pattern. Drawn under Zeiss D, ocular 2, camera outline. 



Fig. 25. — Optical section of cliorion of deposited egg with high protuber- 

 ances (same egg as Fig. 21). Drawn under Zeiss D, ocular 2, camera outline. 



Fig. 26. — Optical section of chorion of deposited egg with low protuber- 

 ances, showing very distinctly the two layers of which the chorion is composed. 

 Drawn under Zeiss D, ocular 2, camera outline. 



PLATE 22. 

 Figs. 27 — 33. Ooperipatus viridimaculatus. 

 Fig. 27. — General dissection from the ventral surface, x 5. 

 Fig. 28. — Fifih and sixth legs of male specimen, seen from below, showing 

 aperluresof nephridia and crural gland, spinous pads, etc. 



Fig. 29. — Outer jaw-blade. Drawn under Zeiss C, ocular 2, camera 

 outline. 



Fig. 30. — Inner jaw-blade. Drawn under Zeiss C, ocular 2, camera 

 outline. 



Fig. 31. — lleproductive organs of female exposed from the ventral surface, 

 but not unravelled. 



Fig. 32. — Surface view of portion of chorion of deposited egg, showing 

 sculptured pattern and fissures due to splitting. Drawn under Zeiss C, 

 ocular 3, camera outline. 



Fig. 33. — Optical section of same, drawn under same conditions. 



Figs. 31, 35. Ooperipatus insiguis. 



Fig. 31. — Victorian specimen, outer jaw-blade. Drawn under Zeiss C, 

 ocular 2, camera outline. 



Fig. 35. — Inner jaw-blade of same. Drawn under same conditions. 



