Echidna atricaudata

"Echidna atricaudata" is currently a taxonomic synonym that may refer to:

* "Cerastes cerastes", a.k.a. the desert horned viper, a venomous viper native to the deserts of Northern Africa and parts of the Middle East.
* "Cerastes vipera", a.k.a. the sahara sand viper, a venomous viper found in the deserts of North Africa and the Sinai Peninsula.