400 Annals Entomological Society oj America [Vol. XI, 



EXPLANATION OF PLATE XXXV. 

 (Figures outlined with camera lucida). 



Fig. I. iSgg, length .37 mm. 



Fig. 2. Larva, first instar, dorsal view, length .69 mm. 



Fig. 3. Larva, second instar, dorsal view, length .74 mm. 



Fig. 4. Larva, final instar, dorsal view, length 7.33 mm. 



Fig. 5. Pupa (P), attached to Lemna leaf. Last larval skin (L) still attached 



to pupa. Leaf tilted upward to show under surface completely. 

 Fig. 6. Adult beetle, dorsal view, length 3.6 mm. Head much deflexcd so that 



it is not seen from this aspect. Pubescence indicated by short hair 



lines. 



