472 



NEUROPTERA 



CHAP. XX 



We may conclude this sketch of the Hemerobiid groups l)y 

 remarking that fossil remains of specimens of most of them have 



Fig. 318. A, Larva of Coniopteryx iinei/ormis {?). (After Curtis.) B, Head and pro- 

 thorax of larva of Coniopteryx sp. ; C, upper surface of head of larva of Coniopteryx 

 (after Low), much magnified. 



been detected in the Tertiary strata, and that in the Secondary 

 strata these groups are represented by only a small number of 

 fossils, which are referred specially to Hemerobiina, Nymphidina, 

 and Chrysopides. 



