592 Explanation of Plates. 



5. Hagen, H. a., 1852. Osmylus chrysops L. Linnaea 



entomologica, p. 368. 



6. Harrison, J. AV. H., 1916. Aleiiropteryx lutea Wall. 



Naturalist, pp. 97-98. 



7. Morton, K. J., and Standfuss, M., 1910. Life- 



history of Drepanepteryx pJialaenoides L. Ent. 

 Mo. Mag., xlvi, p. 54. 



8. Low, F., 1885. Beitrag zur Kenntnis der Coniop- 



terygiden. SB. Akad. Wiss. Wien, math-nat. CI., 

 xci, Abt. 1, pp. 73-88. 



9. MacLachlan, E., 1868. Monograph of the British 



Neuroptera-Planipennia. Trans. Ent. Soc. Lond., 

 pp. 145-224. 



10. , 1878. Ckrysopa tenella Schn. Ent. Mo. Mag., 



XV, p. 91. 



11. Sharp, D., 1895. Camb. Nat. Hist., v. Insects, 



Ft. I, pp. 465-472. 



12. TiLLYARD, E. J., 1918, Life-history of Psychopsis 



elegans Guer. Proc. Linn. Soc. N.S.W., xhii, Pt. 4, 

 pp. 787-818. 



13. WiTHYCOMBE, C. L., 1922. Life-history of Hemerobius 



stigma Steph., Entomologist, Iv, pp. 97-99. 



14. , Ibid., Parasemidalis annae End., pp. 169-172. 



Explanation of Plates XXXVIII-XLIIL 



PLATE XXXVIII. 



SlSYRlDAE AND OSMYLIDAE. 



Fia. 1. Egg-breaker of Sisyra fuscata x 400. 



2. Sisyra fuscaia larva full fed. 



3. „ „ „ newly hatched X 48. 



4. Osmylus chrysops larva full fed. 



5. Head of same, underside, to show jaws as broken before 



pupation. 



6. Eggs of Osmylus X 7-2. 



7. Egg- breaker of Osmylus X 166. 



8. Osmylus <^, " calling." 



9. „ (^, viscera from side. Six Malpighian tulies 



omitted. 



10. „ testis and vesiculae seminales. 



11. Osmylus ?, apex of abdomen, with spermatophore, from 



side. 



