238 VENOMOUS SNAKES AND THE PHENOMENA OF THEIR VENOMS 



Table 21. 



• Daboia antivenin} 



Antivenin of 

 Species. 



Daboia russellii ) 



5om.l. d. + i.75 c.c. { 



Naja tripudians .... 



7 m. 1. d. + 15 c.c. 

 Naja bungarus / 



6 m. 1. d. + 15 c.c. ( 

 Bungarus cseruleus . . / 



5 m.l. d. +8c.c. ( 



Bungarus fasciatus ... I 



3 m. 1. d. + 15 c.c. ) 

 Enhydrina valakadien / 



lom. 1. d. + 15 c.c. 1 

 Notechis scutatus 



Echis carinata \ 



2 m. 1. d. +5 c.c. i 



Lachesis gramineus. . . / 

 2mg. + 5c.c. i 



Crotalus adamanteus . . \ 



8 m. 1. d. +4 c.c. \ 

 Sm.l.d. +3 c.c 



Protection 

 in vivo. 



Survived 



Died in 2 min. . 



Died in 4^ days 



Survived 



Died in \\ hrs. . 



Antihaemolytic power 

 in vitro. 



Highly antihsemolytic 



0.00025 gm. +0.04 c.c. =none 



No action 



0.00025 gm. + 2 c.c. = complete 

 No action 



0.00025 gm. + 2 c.c. = complete 

 No action 



0.00025 gm. + 2 c.c. = complete 

 No action 



0.0005 gm. +2 c.c. = complete 

 No action 



o.ooi gm. + 2 c.c. = complete 

 No action 



0.00025 gm. +2 c.c. = complete 



Highly antihaemolytic 



0.0005 gm. +0.04 c.c. = none 



No action 



0.00025 gm. + 2 c.c. = complete 



Markedly antihaemolj^tic 



0.00025 gm. +0.2 c.c. =none 



Anti-clotting power 

 in vitro. 



Highly anticlotting. 



0.02 gm. +0.025 



c.c. = hquid. 



No action. 



0.0005 gm. + 1.5 

 c.c. = clot. 

 No action. 



0.0005 gm. + 1.5 

 c.c. = clot. 

 No action. 



0.003 gm. + 1.5 



c.c. = clot. 



No action. 



0.0005 gm. + 1.5 



c.c. = clot. 



Table 22. — Notechis scutatus antivenin.* 



Antivenin of 

 Spiecies. 



Notechis scutatus 



Naja tripudians 



lom. 1. d. +5 c.c. 

 Naja bungarus 



2mg. +4C.C. 

 Bungarus cseruleus . . . 



0.4 mg. +4 C.c. 

 Bungarus fasciatus . . . 



6 m. 1. d. + 5 c.c. 

 Enhydrina valakadien 



0.5 mg. +4 C.c. 

 Daboia russeUii 



3 thrombos. d. + 5 cc. 



Sub-thrombos. d. + 

 4 C.c. 

 Echis carinata 



0.5 mg. +4 c.c. 

 Lachesis gramineus . . 



2mg.+3C.c. 

 Crotalus adamanteus , 



0.5 mg. +4 c.c. 



Protection 

 in vivo. 



Died 

 Died 

 Died 

 Died 

 Died 



Died 

 Died 



Died 

 Died 

 Died 



n I J hrs. 

 n 3i hrs. 

 n 47 min. 

 n 10 min. 

 n 56 min. 



n i^min. 

 n 18 hrs. - 



n 2 min. , 

 n 6 min. 

 n 6 hrs. . 



Antihaemolytic power 

 in vitro. 



Rather feeble 



More, but rather feeble 



SUght 



No action 



No action 



Quite marked 



No action 



Quite marked 



No action 



No action 



Anticlotting power 

 in vitro. 



i Highly anticlotting 

 •| o.ooi gm.+o.o6 

 ( c.c. = liquid. 



No action. 

 No action. 

 No action. 



According to Tidsweli ^ the antivenin which he prepared with pure venom 

 of Notechis scutatus was able to neutralize this particular venom (0.4 c.c. 



* Lamb. The specificity of antivenomous sera, with special reference to a serum prepared with the 

 venom of Daboia russellii. Sci. Mem. Off. Med. Sanit. Depts. Govern. Ind., 1905, n. s., No. 16. 



2 Lamb. Specificity of antivenomous sera. Sci. Mem. Off. Med. Sanit. Dept. Gov. Ind., 1903, n. s. 



No. 5. Ibid. Second communication. Op. cit., 1904, n.s., No. 10. 



3 Tidsweli. Preliminary note on the serum-therapy of snake-bite. AustraUan Medical Gazette , 



1902, XXI, 177. 



