Punctuation, hyphenation, and spelling were made consistent when a
predominant preference was found in this book; otherwise they were not
changed.
Simple typographical errors were corrected; occasional unbalanced
quotation marks were corrected.
Ambiguous hyphens at the ends of lines were retained.
“Errata” at the end of this Volume have been applied to the relevant
text of this eBook.
Footnotes and references to them have been renumbered into one
continuous sequence and moved to the end of the text of this eBook,
immediately preceding the Index. Some “See note” references may be
incorrect.
Reading devices that cannot display some of the characters in this
eBook may substitute question marks or other placeholders.
Page 137: “lunules, 1 had 3, 1 had 3, and a 4th” was printed that way.
Page 142: “of the 10 females 8 were changed” was misprinted as “7
were”, which was an arithmetic error; corrected here.
Page 151: “No change was observed” was printed as “charge”; changed
here.
Page 414: “Hippophae” was printed that way, rather than as “Hippophæ”.
Page 423: “Stage VII. Pupation.” was printed in the second column.
Page 436: “Phaeton” was printed that way, rather than as “Phæton”.
Page 642: “yelk” was printed that way.
Page 539: The names in the “Species” line were italicized, but the
underscores used here to represent italics have been omitted from that
line to make the diagram narrower.