ERRATA. 



Page 30, line 9, after " five hundred " add " twenty-one." 



10, for " twenty-seven " read " forty-seven." 



34, in two last columns of the table, for " 111 " read " 131 ;" and in line of 



totals, for "327 " read " 347," and for « 501 " read " 521." 

 80, line 1, for " [36] " read " [37]." 



145, line 3, for " Wynn " read " Wynne." 



174, line 3 from bottom, for " shorter labials " read " longer labials." 



194, line 1, for " tahn " read " than." 



241, line 2 from bottom, before " maculata" insert " Lota." 



271, lines 6, 8, 12, and 13 from bottom, dele " very." 



