What are the original names of the theatrical ';comedy and tragedy'; masks?

They don't have ';official'; names, but the tragedy mask is associated with Melpomene, the muse of tragedy who is often depicted holding the tragic mask and wearing buskins. The comedy mask is associated with Thalia, the muse of comedy and comic’s socks. Some theater people refer to the masks as “Sock and Buskin.”What are the original names of the theatrical ';comedy and tragedy'; masks?
Sock and Buskin. http://en.wikipedia.org/wiki/Greek_theat… See the section ';Comedy and Tragedy Masks';What are the original names of the theatrical ';comedy and tragedy'; masks?
Melpomene is the muse of tragedy and Thalia is the muse of comedy.