320 GEO. H. HORN, M. D. 



EXPLANATION OF PLATE V. 



Figs. 1-5. — OEdionycliis petaurista Fah. and its variations ; fig. 5 may be longidn 



Harold. 

 Fig. 6. — CEdionycliis interjectionis Crotch. 



" 7. — " iBmula Horn. 



" 8. — ■' timbriata Forst. (typical) 



Figs. 9-12. — " texana Crotch and varieties. 



Fig. 13. — " miniata Fah. 



" 14. — ■' teniiilineata Horn. 



" 15.— " Ulkei Horn. 



■' 16. — " Jacobiana Horn. 



Figs. 17-20. — " scalaris Mels. and its varieties. 



-O- 



EXPLANATION OF PLATE VI. 



Fig. 1. — Gidionychis quercata var. obsidiana Fab. 

 2. — " quercata Fab. 



" 3. — " sexmaculata Illig. 



" 4. — '■ quercata var. 



5. — " suturalis Fab. 



6. — " suturalis var. 



" 7. — ■' limbalis Mels. var. suhvittnta Horn. 



8. — " thyamoides Crotch. 



" 9. — Hamletia dimidiaticornis Crotch. 

 " 10. — Phydauis bicolor Horn. 

 " 11. — Leptotrix recticollis Lee. 

 " 12. — Phyllotreta ramosa Crotch. 



bipustulata Fab. 

 vittata Fab. and % antenna, 

 siuuata >Steph. and % antenna, 

 oregouensis Crotch and % antenna, 

 lepidula Lee. and % antenna, 

 robusta Lee. and % antenna, 

 of P. denticornis Horn. 

 of species of Series A. 

 and 9 of species of Series B. 

 of P. albionica Lee. 

 of P. Ulkei Horn. 

 24. — Altica liturata Oliv.. enlarged after Olivier (unknown). 



EXPLANATION OF PLATE VII. 



Fig. 1. — Pachyonycbus paradoxus Mels. 



" 2. — Hemiglyptus basalis Crotch. 



" 3. — Eu])lectroscelis Xanti Crotch. 

 4. — Ai-gopistes scyrtoides Lee. 

 Figs. 5-8. — Systena tfeniata .Say- 

 Fig. 9. — Posterior tibia of Cliietocnema, seen from beneath. 



" 10. — " " Sphferoderma. 



■' 11. — " " CEdionycliis. 



" 12. — " " Homophceta (Asphasra). 



" 13. — " " Psylliodes. 



" 14. — " " Longitarsus. 



" 15 — " " Argopistes. 



" 16. — " " Disonycha. 



" 17.— " " Dibolia. 



" 18. — Antenna and claws of Blei)harida. 



" 19. — Antenna % Apbtliona socia. 



" 20. — Elytra of Q3d. limbalis Mels. from a specimen in the LeConte cabinet, 

 intermediate between the subvittate forui iPl. VI. fig. 7) and the 

 typical, which resembles fig. 2, PI. VI. 



