iflcntatrs of % gjttsmm fl f Comparatibc loologn, 



AT HARVARD COLLEGE, CAMBRIDGE, MASS. 



Vol. II. No. 9. 



ON SOME INSECT DEFORMITIES, 



By DR. HERMANN A. HAGEN. 



UNIVERSITY PRESS, CAMBRIDGE, 



WELCH, BIGELOW, & CO. 



May, 1876. 



