There are four rare dachshunds. The Dappled Dachshund is a single colour with pearly accents on its back. The Dalmatian Dachshund is mostly white with black spots. The Piebald Dachshund has patches of dark pigmentation scattered throughout its coat. Lastly, the Harlequin Dachshund, which has irregular patches of colour forming broken stripes or large blotches.