The caliber must be .38 or larger. Mississippi Changed Their Primitive Weapons Laws Posted by lsushelly on 9/2/14 at 11:49 am 0 0 Key Regulation Changes for the Upcoming Deer Hunting Season Mississippi's 2014 - 2015 deer hunting season brings with it several major regulation changes. Mississippi has produced some giant bucks and even a world record. Here are the top six deer on record in Mississippi by category. A Model One Ruger is not an allowable firearm for the Mississippi primitive weapon season. Telescopic sights are allowed while hunting with any primitive firearm during the primitive weapon seasons. The caliber must be .38 or larger. 35 Whelen Reborn: As a Primitive Weapon ... Of course, in Mississippi the allowed weapons during the "primitive" season include archery gear, crossbows by special or general Permit, and primitive … The Clarion Ledger … While deer season has been open for archery hunters since October 1, the rest of the deer hunting world has been waiting for November 23 for regular rifle-season to open in Mississippi. Now our primitive weapon saeason will be any weapon on private land sarting in 2014. Neither is a 300 weatherby. A Model One Ruger is not an allowable firearm for the Mississippi primitive weapon season. I was a die hard stick and string hunter and fought tooth and claw to keep the mechanical advatage of compounds out of the woods during archery season just like some fought the crossbows. Examples are 38-55, 44 Magnum, 405 Winchester, 444 Marlin, 45-70, and 500 S&W. Examples are 38-55, 44 Magnum, 405 Winchester, 444 Marlin, 45-70, and 500 S&W. JACKSON, Miss.–The early primitive weapon season opened Monday for magnolia state deer hunters. Neither is a 300 weatherby.