Page 52, Footnote 3: "dergees" changed to "degrees" (Cape Negro is in 16 degrees).
Page 67: "11⁄18" changed to "11⁄18ths" (not more than 11⁄18ths of its length).
Page 151, Footnote 41: "pp." changed to "p." (From Müller's Archiv., 1858, p. 453.)
Page 166: "kindgom" changed to "kingdom" (of the animal kingdom which has been guessed at) and (with that of the animal kingdom).
Page 184: "order" changed to "orders" (Summing up all the orders of animals).