INSTITUTE, PUSA, FOR 1919-20 95 



REPORT OF THE IMPERIAL PATHOLOGICAL 



ENTOMOLOGIST. 



(The late E. M. Howlett, B.A., F.E.S.) 



(Mr. Howlett died at Masuri on 20th August 1920, 

 before writing his Annual Report for the year ended 30th 

 June 1920. The following Report has been written by me 

 from such information as is available. — T. Bainbrigge 

 Fletcher, Imperial Entomologist.) 



I. Charge and Establishment. 



The Imperial Pathological Entomologist was in charge 

 of the Section during the year. The deputation period 

 under the Indian Research Fund to conduct an investiga- 

 tion into mosquito repellents expired 'on 24th July 1919. 

 The Imperial Pathological Entomologist left Pusa for 

 Dehra Dun on 4th February 1920, to take charge of the 

 Zoological Branch of the Forest Research Institute and 

 College in addition to his own duties. He was in charge 

 .of the Forest Zoologist's office from February to 9th July 

 1920. 



At the request of Mr. H. E. Cross, Camel Specialist, 

 Sohawa, Mr. P. G. Patel has been deputed to work with 

 him on Surra transmission experiments. 



Mr. H. N. Sharma was on deputation in connection with 

 the mosquito repellents investigation until 24th July 1919. 



M. Shaffi, Fieldman, was on deputation for six months 

 from July 1919 in connection with the Kala-Azar investi- 

 gation at the Pasteur Institute, Shillong. 



II. Work Done. 



In September 1919 the Imperial Pathological Entomolo- 

 gist took up work on the effect of alkaloidal poisons on rats 

 (undertaken at the suggestion of the Secretary, Indian 

 Research Fund Association), and of X-rays on mosquito- 

 larvae, in collaboration with Captain Barnard of Colaba 



