M) Fawn bitch:

Head: rectangular, long, distinguished, expressive, finely chiseled.

Length of muzzle equal to length of skull to the rear of the slightly developed occiput.

Depth of muzzle to lowest lip line equal to depth of skull

N) Harlequin bitch:

Smooth line from the skull, down the strong, tapered, clean neck, over the withers to a short, level back, broad loin, and very slightly sloping croup. She is 12 months old in this picture

O) Brindle bitch:

Neck...firm, high set, well arched, long, and muscular.

Elegant and stylish. Good length of muzzle