The Big Four snakes cause far more snakebites because they are much more abundant in highly populated areas. They are the Indian cobra (Naja naja), common krait (Bungarus caeruleus), Russell's viper (Daboia russelii) and the Saw-scaled viper (Echis carinatus). An inland taipan at Australian zoo | Wikimedia Commons. https://www.justwebworld.com/most-poisonous-dangerous-snakes-in-the-world Scientific Name: Oxyuranus … The Big Four are the four venomous snake species responsible for causing the most snake bite cases in South Asia (mostly in India). Inland taipan. (Oxyuranus scutellatus) The coastal taipan is found in coastal regions of Northern … Coastal Taipan.