Dec. 1896.] Packard: Transformations of Hymenoptera. 
165 
Fig. 4. Larva (enlarged 9 times), and pupa of Odynerus albophaleratus. 
(Trouvelot ael.) 
Fig. 5. Semipupal stages a, b, of O . albophaleratus ; c, d, under side of head 
and thorax of semi-pupa; e,f mouth-parts at different stages; m s, median segment. 
(Emerton del.) 
