I am guessing that you mean the names that we give to organisms when they are first discovered and described-the Genus, species name? This is referred to as the binomial name and is the end point of the Biological Classification system.
1 Tax Return Copies. 2  Actual copies of your tax returns are generally available for the current tax year and as far back as six years. 3  The fee for each copy you order is $57. 4  To request a copy of your tax return, complete Form 4506, available on IRS.gov.
1 person found this helpful. Yes, you can go back 3 years from the date the return was originally due. To amend your state return only, you would need the correct form from the state you filed. For example, if you were amending a Michigan 2012 state return you would use Form MI-1040X-12. You should amend if any of these apply to you after you mailed your return or the government accepted your e-filed return: You need to report another tax form, such as a W-2 or 1099;