H E FROG 



PLATES I. TO VII. 



ERBATA. 



Page 59, foot-note, for Sinnerepithelien read Sinnegepithelien. 

 ," 89, 98, and elsewhere, for protophloem read protophloem. 



108, for canula read cawwula. 

 111), middle paragraph, transpose the words "letter" and "numeral." 



