V 



E K R A T A 



Page 6 — 6th line from bottom, for " piles " read '■ files." 



" 8— 8th " " " " 1849 " 1859. 



" 20— 9th '* " top, " 1862 " 1860. 



" 35— 4th " '■• " " Chinneys, " Chimneys. 



" 74— 2d " . " bottom, " 11, " H. 



" 87— 5th " " top, " 1848 " 1858.. 



" 99— 12th " " " " Bryozoa " Hydra. 



" 159 — 2d " " bottom, " Chrocecocephalus Chrcecocephcdus. 



" 169 — 1st " " top, " interragationis, interrogationis. 



" 173— 34th " " " incerta " Mystic. 



