the decreasing availability of fodder for horses in 1864 led the confederate trans-mississippi department to issue an order proscribing the raising of additional mounted regiments in arkansas. however, when general sterling price received authorization to conduct a campaign in missouri that fall, several of the new regiments were mounted in order to accompany him. as a result, the 44th, 45th, 46th, 47th, and 48th were officially mounted infantry regiments instead of cavalry regiments. they were rarely referred to in contemporary reports and orders by numerical designation. price referred to them as mcgehee's cavalry, crabtree's cavalry, etc., which eventually resulted in their later being referred to as 44th cavalry, 46th cavalry, etc.