elapid
noun
el·a·pid ˈe-lə-pəd 
: any of a family (Elapidae) of venomous snakes (such as the cobras and coral snakes) with hollow fangs
Example Sentences
Recent Examples on the Web Called elapids, these include the New World coral snakes, African mambas, African and Asian cobras, Asian kraits, tropical ocean sea snakes and the highly venomous snakes that make their home in Australia. 
Eli Greenbaum, Smithsonian, 19 Dec. 2017
Eli Greenbaum, Smithsonian, 19 Dec. 2017 Word History
Etymology
New Latin Elap-, Elaps, genus of snakes, from Middle Greek, a fish, alteration of Greek elops
First Known Use
1885, in the meaning defined above