Ah, that's well motivated, then.  We shouldn't repeat the lists of languages, and without those, there was nothing left for the article but a dictionary-type definition.  But if we have something substantial like a reconstruction, the page is definitely warranted.  I've restored it for you. 
Tagged one point:  "old" and "recent" are meaningless except for historical stages and non-genealogical descent.  If we assume monogenesis, all languages are equally old.  —