Echidna atricaudata (a taxonomic synonym) 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

• St-Francis' satyr
• St Francis Satyr
• St-Francis' Satyr
• St-francis satyr
• St-Francis satyr
• St Francis satyr
• St francis' satyr
• St. Francis School (Austin, Texas)
• St. Francis Schools (Alpharetta, Georgia)
• St. Francis Seminary
• St. Francis Seminary (Ohio)
• St. Francis Solano
• St Francis Solanus College
• St. Francis Township, Effingham County, Illinois
• St. Francis University
• St. Francisville Bridge
• St. Francisville Ferry
• St. Francis (WI)
• St. Francis Wood
• St.Francis Xavier
• St. Francis Xavier athletic teams
• St. Francis Xavier Church (Cincinnati, Ohio)
• St. Francis Xavier College
• St Francis Xavier College
• St. Francis Xavier College (Canberra)