222 



Illinois Natural History Survey Bulletin 



Vol 23, Art. 1 



763 



764 



766 767 



Larvae of Athripsodes 



Fig. 763. — A. mentieus. 

 Fig. 764. — A. alagmus. 

 Fig. 765. — A. tarsi-punctatns. 

 Fig. 766. — A. ancylus. 

 Fig. 767. — A. transversus. 

 Fig. 768. — A. cancellatus. 



8. Parafrontal area nearly as wide as 



frons, tig. 768; dorso-lateral scle- 

 rotized area over anal leg long and 



slender, rodlike 9 



Parafrontal area only slightly wider 

 than half width of frons, fig. 765; 

 dorso-lateral sclerotized area over 

 anal leg short and platelike 10 



9. Anterior margin of pronotum with 



setae on central portion irregular in 

 length and close together, fig. 768. . 

 cancellatus, p. 233 



765 



768 



Fig. 769. — Athripsodes species c, larva, 

 mesonotal bar. 



Fig. 770. — Athripsodes cancellatus larva, 

 ninth tergite. 



Fig. 771. — Athripsodes dilutus larva, ninth 

 tergite. 



Fig. 772. — Athripsodes species b larva, head. 



Fig. 773. — Athripsodes dilutus larva, head. 



