f 2° 
S/R. A 
Al QOble 
ZH7. 
BIOLOGIA 
CENTRALI-AMERICANA. 
INSECTA. 
NEUROPTERA. 
EPHEMERIDA. 
BY 
_ Tue Ruy. A. E, EATON, F.RS. 
ODONATA. 
BY 
PHILIP P. CALVERT, Pu.D. 
THSONIAH 
FER? 1979 
LIBRARIES 
1892-1908. 
