We had a similar conversation about snakes at work a week ago. I argued that the Taipans weren't the deadliest snakes just because it is the most venomous. But, my argument was moot when we found this list.

http://www.reptilegardens.com/reptiles/snakes/venomous/worlds-deadliest-snakes.php

Apparently the Taipans have big fangs and a bad attitude too.