Spitz-type breeds of dog (the correct German plural is Spitze, though Spitzen is commonly used in the US) are characterized by long, thick, and often white fur, and pointed ears and muzzles. The tail is usually curled over the dog's back.
Dog Pictures
Afghan Hound
Airedale Terrier
Akita
Beauceron
Bedlington Terrier
Bloodhound
Boston Terrier
Bernese Mountain Dog
Boxer
Corgi
English Spaniel
Griffon
Jack Russell Terrier
Labrador Retriever
Mastiff
Newfoundland
Pekingese
Poodle
Tibetan Spaniel