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TEXT-BOOK OF ENTOMOLOGY 



described; they are very pale, transparent, cylindrical, elongated, 

 and bent elbow-shaped on the first third, so that the last two- 

 thirds run parallel with the antenna. The length of these remark- 



able teeth is 0.035 mm., 

 their breadth 0.005 mm. 

 He only found them in 

 Anophthalmus, and in no 

 other species of Carabidae ; 

 they must resemble the 

 teeth described in Chry- 

 sopa. Our species pos- 

 sesses similar processes 



FIG 277. Organ of smell of Anoi>hthalmus. After fFio- 977\ Similar toofVi 

 user. A, a, b, the same in A. tenu.is, inA. tellkamvfii. 



occur on the maxillary 

 and labial palpi of beetles. Dyticus marginalis possesses at the end 

 of each terminal palpal joint a group of very small teeth, which were 

 also detected in Anophthalmus bilimekii, Melolontha vulgaris, etc. In 



Hauser. 







Fro. 278. Section ttironu'h antennnl joint of Veftpa crabro, showinp the frreat number of 

 olfactory |.its, olfuctory :nnl tactile bristles.' A, section through an olfactory pit of \~exj>u orobro. 

 After Hauser. 



