PLATE 1 1. 



Pip;. 1.* I in, us immaculatuh. 



•2. Iviv* FwmrsTiTAWioire, This figure is tcarcely hairy enough, 

 and not sufficiently acutely mucronate. 



3. ItTLTTS VKNUNTUN. 



8 a. Head of the Male of same. 

 ,'! b. Head of the Female. 



4. Iui.us C,\NA IIKN8I8. 



• r >. [ULUS UANAUCUI.A TUB. 



fl. Brace vcyhk Lb Couth. 



7. l'ol.YDKSMUS CANADENSIS. 



8. I'ol.YllKSMUS (lli.ANI! LATHS. 

 !). Pol.YDKSMUS SHU, It AT US. 



10. PoLYDKSMUS HKTIOER. 



11. 11 a. SPIKOHTREPHON LACTAIUIIS. 



12. Iulus FiLosiscuTA. (This figure is not good, the hairs instead of 



being merely indicated should be prominent.) 



18. luLUS VIBOATT/8. 



14. SkBOSTBEFHOH c.ksioann iii.atus. 



15, 16. Iui.us i.aciukatus. (Fig. 16 is the better.) 

 17,17 a. Olmabpis puncticepm. (Natural size.) 



* All the figures on this plate are magnified 



