Although the commencing section has been thrown into the introductory form, it has seemed to me necessary to annex a few lines by way of preface, in order to explain that the following pages do not pretend to deal exhaustively with the subject of which they treat, but offer to public consideration a series of representative types and selected specimens.
Although the commencing section has been thrown into the introductory form, it has seemed to me necessary to annex a few lines by way of preface, in order to explain that the following pages do not pretend to deal exhaustively with the subject of which they treat, but offer to public consideration a series of representative types and selected specimens.