
46 REVIEWS. 













Horse-shoe Crab; and several insects are described by Mr. Scudder under 
of a land-plant in the lower Silurian rocks of Sweden, it seems premature 
to even guess as to the ancestry of either these or their living represen- 
tatives. 
Tur Book or BIRDS AND THE Book or Bkasrs.* — From an examina- 
tion of their contents we do not hesitate to say that they form a valuable 
addition to our  popularseienee literature. The engravings are numer- 
ous and well e. The subject is treated in a clear and interesting man- 
ner, and with ila typography and binding, form elegant volumes for the 
young. 
to interest the young, wes induce them to observe the habits of insects 
d form collections of the 
RA OF NORTH AMERICA.Í— The American En- 
tomological Society, didi has issued six volumes of Proceedings, and ha: 
entered on the second volume of Transactions, all beautifully illustrated, 
and indispensable to the study of our insects, and we may add, publish 
remarkably cheap, is reed Bebe in Eme a list of our Butterflies and 
oths, by Messrs. Gro d Robinson. 'The present Part embraces the 
species of Sphinges, pert the iyi: Zygænidæ, and the Bomb; 
cids, or Silk-worm cepi d pne of Mexico. 'The catalogue gives 
d 
ties of London, Paris, Ber! Vienna 
content e$ aie a = mem es ical emacs 
ries sats to 8000 copes each month gona di aé 1 

MU EM M e. inde 0*4. Dank AP T. sas DMaatite "Esos e af itai. 
pesca opone oe Clarke & Co. 12mo. ; 
. 1Cecil's Book of Insects. By Selim H. Peabody, M. A. Chicago: Clark & Co., 1868. With | 
eleven full-page illustrations, 12mo, pp. 
"hai af ds KAADS M laser Mais. ee m Part 
Philadelphia: American Entomological Society. September, 1868. 8vo, pp. 


