Explanation of Plate X 



(Except when otherwise indicated the specimens figured are in the 

 collection of W. J. Holland.) 



i. Rothschildia orizaba Westwood, 9 



2. Basilona imperialis Drury, 9 



3. Citkeronia regalis Fabricius, c? 



4. Citheronia mexicana Grote & Robinson, J*. 



5. Adelocephala bicolor Harris, cj . 



6. Adelocephala bicolor Harris, 9 



7. Syssphinx albolineata Grote & Robinson, J 1 - 



8. Coloradia pandora Blake, (J 1 - 



9. Malacosoma disstria Hubner, c? , U. S. N. M. 



10. Malacosoma erosa Stretch, cj' . 



1 1 . Malacosoma calif ornica Packard , & . 



12. Malacosoma americana Fabricius, 9 . U. S. N. M. 



