520 THE AMERICAN NATURALIST. [VoL. XXXV. 
Jo 
The only cleptobiotic ant which has been at all carefully 
studied is the European Solenopsis fugax, a species with 
minute yellow workers and black males and queens. We owe 
VENA 
- worker; 
" 21 male; c, wor 
FIG. 10. — Solenopsis fugax Lat. (atter Wasmann). æ, male 3 4, soars un ds petris of 
d, portion of nest, showing tenuous galleries of Solenopsis entering 
the host-ant. 
our knowledge of the behavior of this species to the n 
Forel ('69,'74), Wasmann (91), and Janet (97). I insert inii 
mann's figure (slightly modified) of this insect and p 
together with a translation of Janet's résumé ('97, PP: 5 
