ERRATA. 



Page 7. Baur's Article 2, 1887, appears to antedate Article 1. See also p. 10, paragraph 4; 

 p. 76, paragraph 2, line 7; p. 82, paragraph 5; p. 94, Mixosaurus literature, 

 Baur; p. 95, M. cornalianus, Baur reference; p. 99, paragraph 4. 



Page 23. Paragraph 3, line 12, for "about 38." read "over 80." 

 Page 93. Paragraph 5, line 1, after fourth word insert "the." 



