EXPLANATION OF PLATE XVII. 



All the drawings were made by J. Henry Blake, excepting Fig. 8, which is by S. H. Scudder. 



Fig. 1. ( 3 i) Tyrbula rnaselli. One of the joints 



of the autennal club. 

 !i. (f ) Tyrbula russelli. Anteniiii>. 



3. (f) Tyrbula russelli. (Copied by Zittel, 



Handb. d. pal.-i>out., Fig. 965.) 



4. (f) Tyrbula russelli. Tibial spines. 



5. (7389) ($) CEdipoda pra-tbcata. 



6. (635) (f ) Gomphocerus abstrusiis. 



7. (1724) (f) Cymatomera maculata. 



8. (8M) (|) Homnpogamia ventriosa. 



9. (7544) (f ) Locusta silens. A portion of the 



leg, showing spines. 

 10. (7544) (f ) Locusta silens. 

 700 



Fig. 11. (5817) (-j) Agatheinera reclusa. 

 1-'. (iilSSJ) (]) Zetobora brunneri. 



13. (14720) (?) Tyrbula niultispinosa. 



14. (11557) (j) Lithymnetes guttatus 9. 



(Copied by Zittel, 1. c., Fig. 969.) 

 I.";. (11557) (?) Lithymnetes guttatus 9. 



Showing the cellular spotting. 

 Hi. (13 50) ({) Orchelimum placidum 9-. 



17. (464'J) (f 'I Gryllacris ciueris. 



18. (13551) (f) Orchelimum placidum $ , Fore 



leg. 



19. (13551) (|) Orchelininui placidum,?. 



