Smithsonian Contributions to Knowledge, Vol. xxxiii. 



Plate 39. 



Fig. I. 



Fig. 2. 



Fig. 4. 



Megapter.\ nodosa (BoNNATiiRRE). Snook's Arm, Newkoundland. 

 Fig. I.— No. 5, i . Figs. 2 and 3.— No. 6, S . Fig. 4.— No. 21. $ . 



