,1,(111- Ai:i<l..\'ii< Si- •i'' iStTie.v V«.l . I 



Pl.i 



ERRATA IN VOLUME I. 



Page 11. For " monitaur," read " Monitor." 



Page 14. Line next the last and the last, for " we," read " L" 



Plate XIX. Three figures are marked " 10," the two outer of which should be " 9." 



Page 198. Line 9, read 119 a. 



Plate XX VL Of the figures marked 119 the lower should be 119 «. 



Page 66. Ninth line from bottom, for e. ligula ; /. oral setae ; read Fig. 2. u. ligula ; h. oral 

 setae, and in all the succeeding numbers of figures, for 2 read 3, 3—4, 4—5, &c. 



Page 67. For Fig. 7 read Fig. 8, Fig. 8. read Fig. 9, &c. 



Page. 214. After PHOLADOMYA insert the following line, Pholadomya abrupta, Con. 

 Page 282. Line fifth, for sphenoidal teeth absent, read sphenoidal teeth present. 

 Page 301. Sixteenth line from bottom, for ecto-vitality read ento-vitality. 



Plates 28, 29. No plates corresponding to these numbers are to be found in this volume. They 

 have been omitted because the text was never received by the Publication Committee. 



!W ' 



1.2.3.I.BASILOSArRUS CETOIDES. d^fffr/.. 

 o.BASrLOSAUKT'S SQTTALODON iTrar.'lorfp. 

 fi.7.PBLlSTlS AC»ASS1Z1 (nJ^bes 



