The Shar-Pei is a type of dog breed known for its deep wrinkles and blue-black tongue. Although the Shar-Pei has been identified as a basal breed that predates the emergence of the modern breeds in the 19th century, the American Kennel Club recognized it as their 134th breed only in 1992. color, and any Shar-Pei with a 'flower-coat' (white with either black or blue patches) is a disqualification. A Shar-Pei can also have what is called a 'dilute' coloration, meaning that the nose and nails of the dog are the same color as the coat (e.g. a chocolate coat with a chocolate nose and nails); these include cream dilute, apricot dilute, and chocolate dilute. This resulted in not only a dramatically different look for the Shar-Pei (as its most distinctive features, including its wrinkles and rounded snout, were greatly exaggerated), but also a large number of health problems.