ERRATA. 
P P- 3 - 43 * Throughout Part I, for Lake Pueyrrydon, Puerrydon Series, etc., read Lake 
Pueyrredon, Pueyrredon Series, etc. 
P. io, 1 . 2. For relatep, read related. 
P. 54, 1 . 17. For Oven Poin, read Oven Point. 
P. 79, 1 . 14. For T. patagonia , read T. patagonica. 
P. 84, 1 . 19. For escutheon, read escutcheon. 
P. 97, 11 . 2i, 23, 27. For P. ibari , read G. ibari. 
P. 1 1 3, 1 . 20. For 0 . vesicrdaris , read G. vesicularis. 
P. 134, 1 . 33. For PanopeEa, read Panopea. 
P. 135, heading of species 61. For Venus difficillis, read V difficilis, 
P. 153, 1 . 10. For especially, read especially. 
P. 157, heading of species 88. For Dentalum , read Dentalium. 
P. 162, “ “ “ 93. For LeptothyPa philippi, read L. philippii. 
P. 180, 1 . 23. Omit of (last word of line). 
P. 218, 1 . 1. For var. inoratus, read inornatus. 
P. 230, Footnote. For Volutolithes, read Volatilities. 
P. 242, 1 . 3. For collosity, read callosity. 
For R. various, read B. various . 
For R. unguiformis, read B. unguiformis. 
For Callistorna philippi, read Calliostoma philippii. 
For Fusus spiralis, read F. subspiralis. 
For D. octocostellum, read D. octocostellatum. 
For enota Gcuevensis , read Genota cuevensis. 
For Pinna semicostalis , read P. semicostata. 
For Calliostoma pararatinn, read C. peraratum. 
After No. 26, insert Modiola ameghinoi and change the subsequent numbers 
P- 251, 1 . 33 - 
P. 252, 1 . 23. 
P. 257, 1 . 2. 
1. 2. 
P. 262, 1 . 37. 
1 . 33 . 
P. 263, 1 . 13. 
1. 28. 
P. 266, 1 . 28. 
27-1 17 to 28-118. 
P. 270, 1 . 8. For 1 1 7, read 118. 
P. 280, 1 . 23. For Glycimeris ibaria, read G. ibari. 
P. 284, Footnote. For Terrebratella , read Terebratella. 
P. 288, 1 . 29. For Siphonalis read Siphonalia. 
For Crassatella kokeni, read Crassatellites kokeni. 
For Calliostoma pararatinn, read C. peraratum. 
For V. sarissa, read V. serissa. 
For Panopea ibaria, read P. ibari. 
For This, read The. 
For deposits, read deposition. 
For Tyron, read Tryon. 
For Wood, S. F., read Wood, S. V. 
P. 295, 1 . 3. 
1. 18. 
P. 301, 1 . 19. 
P. 304 , I. 6 
P. 305, 1 . 25. 
P- 317 , 1 - II. 
P. 324, 1 . 5. 
P. 332 , 1 . 29. 
460 
