ADDITIONAL NOTES (1903) 



Page 40 (egg-laying of Dytiscus). Dr. Sharp remarks: — " Lyonnet 

 was probably correct as to the oviposition of Dytiscus, for though D. 

 marginahs will die rather than oviposit except in vegetable tissue, 

 D. punctulatus will occasionally scatter its eggs at random." 



Page 97. Since this book was written and published ^Nlajor Ronald 

 Ross has investigated with remarkable success the relation between 

 Gnats and malarial fevers. An extensive literature has already grown 

 up, dealing with the various questions involved. Dr. L. O. Howard's 

 Mosquitoes, New York, 1901, may be recommended to the reader as a 

 source of information on this subject. 



Page 122. A full account of the structure and life history of 

 Chironomus has been published in The Harlequin-Fly, by L. C. Miall 

 and A. Hammond, Oxford, 1900. 



Page 149, line 7. Some Polycha;t worms furnish additional examples 

 of gelatinous egg-masses. 



Page 182. The tracheal sj'stem of Simulium in all its stages has 

 lately been fully described by Mr. T. H. Taylor. Trans. Entomological 

 Soc. , 1902. 



Page 206, line 5. Mr. Wilkinson has given a fuller account in his 

 Pharynx of the Eristalis larva. Privately printed. 1901. Tuo plates 

 and figs, in text. 



Page 218. The remarkable larva and pupa of I'halacrocera have 

 been described by L. C. Miall and R. Shelford in Trans. Entomological 

 Soc, 1897. 



Page 219. Among aquatic Orthoptera may also be mentioned a 

 new Fijian Cricket (Hydropedeticus) described by L. C. ]\Iiall and 

 G. Gilson in Trans. Entomological Soc, 1902. 



