According to Dogster, in the modern day version of Pluto he is actually considered to be a mixed breed dog, although no breeds have been associated with this version of the beloved Disney dog.

Introduction: Pluto's Tale FEATURED CARTOONS Pluto's Playmate (1941) T-Bone for Two (1942) Rescue Dog (1947) Pluto's Surprise Package (1949) Sheep Dog (1949) Cold Turkey (1951) Plutopia (1951) ...

FEATURED CARTOONS Pluto Junior (1942) Canine Casanova (1945) Pluto at the Zoo (1942) Pluto's Housewarming (1947) Pluto's Heart Throb (1950) Cat Nap Pluto (1948) Wonder Dog (1950) ...