ERRATA. 
Mammalia, p. 32. Line 7 from bottom, transfer the n. spp. of Perimya 
to the paragraph relating to the genus on p. 33, line 6 from top. 
Mammalia, p. 41. Line 11 from top, for “ vallidus” read “ validus .” 
Mammalia, p. 48. Transfer the paragraphs referring to Saurocetes , 
Pontoplanodes , and Saurodclphis from Delphinidcc to Plalanistidai. 
Inseota, p. 116, line 7 from bottom, for “sp.,” read “ g.” 
Insecta, p. 127, line 14 from bottom, for “ Omphalicus” read “ Oniphalius .” 
Insecta. p. 165, line 9 from top, for “ Odiontionycha” read “ Odonti- 
* onycha 
Insecta, p. 217, line 4 from bottom, for “ E. bifascia ,” &c., read 
“ Euproctis bifascia &e. 
Insecta, p. 251, line 1, for “ Paiselioides ,” read “ Rcvsdioides.” 
Insecta, p. 291, line 7 from top, for “ Zctterstedt and Sundwall,” read 
“ Zetterstedt and Sundevall.” 
Echinodermata, p. 15. From the title Russo (4) delete the asterisk, 
and instead of “ pp. read “ pp. 293-329.” 
Echinodermata, line 18 from top, for “ Trachpatagus” read “ Trachy- 
patagus .” 
