POISONED ARROWS OF THE ABORS AND MISHMIS OF NORTH-EAST INDIA. 923 



Table XX. — Croton Oil — Oil of Croton Tiglium. 

 Bats. — Injection under the skin of a flank. 





Weight 



Dose 



Actual 

 Dose. 







Date. 

 1912. 



of 

 Animal. 



per 

 Kilo. 



Result. 



Notes. 











Oct. 22 



160 



0-005 



0-0008 



Recovery. 



On 2nd day, swelling at site of injection, which 

 had not entirely disappeared in 2 weeks. No 

 other effect. Weight increased. No change 

 in rate of heart or respiration. No blood was 

 passed . 



22 



157 



o-oi 



0-00157 



Recovery. 



Do. da. 



„ 17 



157 



0-02 



000314 



Recovery. 



Do. do. 



„ 23 



158 



0-025 



0-0039 



Recovery. 



Do. do. 



„ 17 



153 



0-05 



0-008 



Recovery. 



Do. do. 



Table XXI. — Croton Oil. 

 Frogs. — Injection into the lower dorsal lymph space. 



Date. 



Weight 



of 

 Animal. 



Dose 

 per 

 Kilo. 



Actual 

 Dose. 



Resuk. 



Notes. 



1912. 













Oct. 22 



30 



0001 



0-00003 



Recovery. 



No effect observed. 



Nov. 14 



35 



0-002 



0-00007 



Death in about 

 26 days. 



Only several slight bleedings per aim observed. 



Oct. 17 



33 



0-0025 



0-000085 



Death in less 

 than 21 his. 



On 2nd day, blood-stained soft masses passed 

 per ano. After death, on each side of lower 

 spine much congestion, with haemorrhages 

 about -Jg-inch, and similar haemorrhages in 

 each pectoral region. In stomach and intes- 

 tines much blood-stained matter containing 

 both unchanged and disintegrated red blood 

 corpuscles. 



.. 25 



26 



0-003 



000078 



Death in from 

 7 to 8 days. 



For 3 days no symptom and no change in rate 

 of heart or respirations. On 4th day, motor 

 weakness. On 7th day, some swelling of 

 throat and abdomen, and purplish discolora- 

 tion at lower dorsal region. After death, 

 bluish-grey slough in posterior dorsal region 

 and much congestion of tissues of trunk, 

 where also some effused liquid. Fauces 

 and interior of mouth congested. Contents 

 of sDomach and small intestines slightly 

 hloo.l stained, with much gelatinous, deeply 

 blood-stained substance in large intestine 

 and rectum and many well-formed and 

 degenerated red blood corpuscles in each. 



Nov. 25 



26 



0-001 



o-oooioi 



] »eath in from 

 9 to 10 days. 



Do. do. On 7th day, commencing motor 

 weakness. On 8th day, bluish discoloration 

 of skin in region of injection, and a slough 

 there on that day. 



