Tech. Series 17, Part II, Bureau of Entomology, U. S. Dept. of Agriculture. 



Plate XIII. 



TiBi/E AND Tarsi of Typical Species of the Subfamilies of Scolytoidea. 



Fig. \.— Cryphalus asperatus (Cryphalina?), left tibia, dorsal aspect. Fig. In.— Left tibia of same, 

 ventral aspect. Fig. 16. — Tarsus of same, lateral aspect; c, third tarsaljoitit, dorsal aspect. Fig. 2. — 

 Ips typographus (Ipinge), left tibia, dorsal aspect. Fig. 2a. — Left tibia of same, ventral aspect. 

 Fig. 26.— Left tarsus of same, lateral aspect. Fig. Z.— Corthylus columbianus (Corthylinaj), left 

 tibia of same, dorsal aspect. Fig. 3a.— Left tibia of same, ventral aspect. Fig. 36.— Left tarsus of 

 same, lateral aspect. Fig. 4. — Micracis suturalis (Micraclna;), left tibia, dorsal aspect. Fig. 4a. — 

 Left tibia of same, ventral aspect. Fig. 46. — Left tarsus of same, lateral aspect. Fig. 5.— Webbia 

 dipterocarpi (Webbinie), left tibia, dorsal aspect. Fig. 5a. — Left tibia of same, ventral aspect. 

 Fig. 56.— Left tarsus of same, lateral aspect. Fig. 7. — Crypturgus pusillus (CrypturgiuEe), left tibia, 

 dorsal aspect. Fig. 7a. — Left tibia of same, ventral aspect. Fig. 76.— Left tarsus of same, lateral 

 aspect. Fig. 8. — Phlaotribus olex (Phlceotribinas), left tibia, dorsal aspect. Fig. Sa. — Left tibia of 

 same, ventral aspect. Fig. 86.— Left tarsus of same, lateral aspect; c, third tarsal joint of same, 

 subdorsal aspect. Fig^ 9. — Hylesinus venatus (Hylesiainse), left tibia, dorsal aspect. Fig. 9a.— Left 

 tibia of same, ventral aspect. Fig. 96. — Tarsus ofsame, sublateral aspect. (Original.) 



