What is the difference between a parson Jack Russell terrier and a Jack Russell terrier?

The difference bettween a Jack Russell Terrier and a Parson Russell Terrier is the Parson Russell Terrier has Longer legs and therfore is not as stocky as the Jack Russell terrier, but because the Parson Russell Terrier has longer legs it is also a little faster Than the Jack Russell terrier. The Parson is recognised by the Kennel Club, it is a "pedigree dog" with a breed standard. The Jack Russell comes in many shapes and sizes, it is not recognised by the K.C. and has no breed standard. They both can have rough, broken or smooth coats.