Lobster is generally referred to commonly as lobster. It has many relatives that resemble it such as the crayfish (crawdad). Follow the provided link to find out more information on lobster such as the taxonometric name. l
Specifically the American lobster, on the average joe's terms the usuall loster one sees at the RED LOBSTER is the American Lobster. Yes there are different species ofr lobsters. The American loster's other name, the scinetific name is Homerous Amricanis.
Ultimately, "Tamil" is the name of an ancient civilization. The same name is used for the place, for the language, for the tradition, for the music, and for the Dance Form where the Tamil civilization reigned.