Plate XXXY, 



Pig. 1. Seirodonta Wh,eata? Stage I, June 25; U. natural size; Ir, seeou,! abdominal segment. 



Fig. 2. SeinnJonla biUnraIn? Stage II, June 29. 



Fig. 3. -?ficorf(/H/a fti'/Hertfd.' Stage III, July 3. . , , r. • > ii 



Fig. 4. Maa-urooampa marthesia, Last stage, natural size; 4a, dorsal view ; 4),, front view ol head. BngUaui dd. 



362 



