Source:http://linkedlifedata.com/resource/umls/id/C0324385
NCI: The Parson Russell was formally known as the Jack Russell Terrier. This is a small, compact, athletic dog. It comes in smooth, broken, and wire-haired varieties. The broken coat is a cross of rough and smooth coat - long body hair, a slightly fuzzy face and a smooth head. The v-shaped ears fold forward. Height: 10-12 inches (25-31 cm.) Weight: 14-18 pounds (6-8 kg.) (dogbreedinfo.com)