American Kennel Club official standard for the Greyhound

Head –  Long and narrow, fairly wide between the ears, scarcely perceptible stop, little or no development of nasal sinuses, good length of muzzle, which should be powerful without coarseness. Teeth very strong and even in front.
Ears ­ – Small and fine in texture, thrown back and folded, except when excited, when they are semi-pricked.
Eyes ­ – Dark, bright, intelligent, indicating spirit.
Neck – ­ Long, muscular, without throatiness, slightly arched, and widening gradually into the shoulder.
Shoulders – ­ Placed as obliquely as possible, muscular without being loaded.
Forelegs ­ – Perfectly straight, set well into the shoulder, neither turned in or out, pasterns strong.
Chest ­ -Deep, and as wide as is consistent with speed, Fairly well sprung ribs.
Back ­ – Muscular and broad.
Loins ­ – Good depth of muscle, well-arched, well cut up in the flanks.
Hindquarters ­ – Long, very muscular and powerful, wide and well let down, well-bent stifles.  Hocks well bent and rather close to the ground, wide but straight fore and aft.
Feet ­ – Hard and close, rather more hare than cat feet, well knuckled up with good strong claws.
Tail ­ – Long, fine and tapering with a slight upward curve.
Coat ­ – Short, smooth and firm in texture.
Color ­ – Immaterial
Weight ­ – Dogs, 65 to 70 pounds: Bitches, 60 to 65 pounds.

Scale of Points

 General Symmetry & Quality

     10

 Head and Neck

     20

 Chest and Shoulders

     20

 Back

     10

 Quarters

     20

 Legs and Feet

     20

Total

  100