ERRATA. 



Page 10. line 11. for " other" read " latter." 



26. line 4 for " which" read " this." 



75, 76. for " allantois " read " area vasculosa." 



77. line 36. for " their " read " its." 



83. line 27. omit the word " that." 

 Plate IX. for " area" read " area." 



Page 146. line 18. for " tessilate" read " tesselate" 

 191. line 4. for " ciliae " read "cilia." 

 193. line 6. for " Strichnine " read " Strychnine." 

 200. line 19. for " Spallanzoni " read " Spallanzani." 

 220. line 14. for " brinous " read " fibrinous." 

 290. line 22. for " proposition " read " conjecture." 

 475. line 29. before the word " contained " insert the article " the. 

 477. line 8. for " exist " read " exists." 

 494. for " chorion " read " chorium." 



496. line 21. for " varies" read " vary." 

 535. line 3. for " grandular " read " granular." 



