MONOGRAPHIA CHALCIDITUM. 
BY FRANCIS WALKER. 
the green myriads in the peopled grass,”’ 
VOL. II. 
SPECIES COLLECTED BY C. DARWIN, ESQ. 
LONDON: 
HYPPOLITE BAILLIERE, 219, REGENT STREET ; 
PARIS:—J. B. BAILLIERE, 13, RUE DE L’ECOLE DE MEDECINE; 
LEIPSIG :—J. & G. WEIGEL. 
MDCCCXXKXIX, 
