Academy of Sciences.—Distribution of Prizes. — 433 
individuals of the species Callidium sanguineum, separated by a plate of 
lead ; and after some days he found the plate perforated and the two 
Insects together. Afterwards he assured himself by a chemical ‘analysis 
that the lead was not taken into their bodies. ‘ 
Correspondence of J. Nickles, dated, Feb. 28, 1858. 
g c d 
kuhn, Dissector at the Amphitheatre of Anatomy at Berlin, and MM. 
een well demonstrated by a young 
naturalist, unfortunately removed from science, Jules Haime, that these 
__-Sroups consist of actually adult species, whose larves have been taken for 
és,” 
: i I . ” 
hitherto has been believed to be practicable only between animals of the 
_ SECOND SERIES, Vor. XXV, No. 75.—MAY, 1858. 
55 
