Primitive (Spitz) Breeds
- The spitz type is sometimes called "primitive" because it is close to the original body form of the domestic dog. Spitz breeds are characterized by an overall wolf like appearance with the modification of a tail carried tightly erect and curled
- http://www.netpets.org/dogs/reference/choosing_breeds2.html

Spitz Breeds
- Dog Infomat presents the Spitz-type breeds of Germany, Italy, China and Japan.
- http://www.doginfomat.com/5-4_5spitz.htm