MCZ ERNST MAYR LIBRARY 
UXEN-BORN BEES OF THE ANCIENTS 
(BUGONIA) 
AND THEIR RELATION TO 
Ponto! ASF HN AX. 
A TWO-WINGED INSECT, 
BULLET. SOC. ENT. ITAL. 1893. 
HEIDELBERG. 
J. HOERNIN 
1894, 
