I was wondering. Why do you have issues with the snake tip? Just curious.
Wrong snake, methinks. The common European viper/adder, V.berus, seems to fit better, as platirhinos is American, weird-looking, and infrequently refered to as a black adder. Extra points would have been given if instead it were the actual snake they used in the Blackadder II
titles to spoof I, Claudius