These changes were not added, due to the general nature of most of the comments.
[Page 27] Footnote 12
pedunculum mutatæ et invoucrum
‘invoucrum’ changed to ‘involucrum’.
touch the cæca were such exist
‘were’ changed to ‘where’.
References to Mouth parts read Pl. IX, where I believe that Pl. X was meant. No change except for inserted links that refer to plate X.