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Handbook of Nature-Study 



white markings; there are white tufts of hairs on the abdomen. It 

 builds its cocoon hke the promethea, fastening the petiole to the twig. 



Tlie male promethea. 



Photo by M. V. Slingerland. 



therefore the lesson indicated for the promethea will serve as well for 

 the cynthia. The cynthia caterpillars live upon the ailanthus tree and 

 are found only in the regions where this tree has been introduced. 



References — ^Moths and Butterflies, Dickerson; Caterpillars and Their 

 Moths, Elliot and Soule; Moths and Butterflies, Ballard, 



TJie female promethea. 

 Photo by M. V. Slingerland. 



