Five rather common species are certainly deadly - the death adder, the brown, the black, the superb and the tiger snakes.
Snakes are common, an adder, a variegated rock snake and a Hadramut with forty followers about the 13th century.
This name is twice translated "adder," but as nothing is told of it beyond its poisonous character and the intractability of its disposition, it is impossible accurately to determine the species.
Of serpents there are only two poisonous kinds, the common viper and the adder (Kreuzotter).
The constructions include an adder, a sliding block memory, a memory cell and many more fascinating parts.