196 Directions for placing the Plates. 
Tas. 26. Mammary organs of the Kangaroo . . . to face page 463 
27. 
28. oS 
a9. ( Organs of deglutition in Hydrocherus Capybara . . 469 
30. 
31. Illustrations of the structure and ceconomy of Spiders. . 485 
32. Fungia agariciformis and Paumotensis . . . . . . 498 
E Ses > -o — — —  —— — -- — — . . UIN 
c Organs of fecundation in Asclepias purpurascens, phy- 
tolaccoides and curassavica . . . . . . . . 733 
The Binder is requested to observe, that as a general Title-page and a 
Table of Contents for the whole Volume are now given, the Title-pages 
to the separate Parts, and the Tables of Contents for Parts I. and II. are 
to be cancelled. 
END OF THE SIXTEENTH VOLUME. 
