The tip of the breastbone is level with the tip of the shoulder joint (scapulo-humeral joint) and the sternal line of the thorax is level with the elbow line. .
Upper line : Level; the withers and the pin bones of the croup are at the same height, constituting the highest points.
Height under 60 cm and over.At the beginning it was generally considered a dog for fighting but.Its donne separate in murcia domineering attitude makes it continuously compete for territory with specimens of the same sex, most noticeable behaviour in males. .Sturdy hock, almost cylindrical and at 90 angle to the horizontal. .Large thorax providing maximum respiratory capacity, with long and moderately curved ribs which join the breastbone at the height of the elbow line.Disqualifying faults : Aggressiveness.Nose with little pigmentation.Sabre- shaped, thick and long, reaching to the hocks but not further down. .Gait / movement : Agile and firm; with noticeable modification when showing interest in something, changing into an erect attitude and responding to reflexes quickly, typical for this breed. .This local breed had been the product of the crossbreeding among Mastiffs, Bulldogs and Bull Terriers and was widely known and appreciated by fervent dog-fight fans, a very popular activity at the time which embraced all social classes.
Lips : Moderately thick, short and tight.
Upper arm : Of medium length, proportionate to the whole. .
Appearance of small areas with coloured hairs.
Date OF publication OF THE original valid standard.
Bitches : 60 to.
With as little pigmentation as possible, through this increases with the years. .Excessive angulations of the hindquarters.Shoulders : High and proportioned. .Upper thigh : Length proportionate to the whole. .Augustin Nores Martinez, its creators brother and successor.Male animals should have two apparently normal testicles fully descended into the scrotum.Important proportions : As a mesomorphic animal, no part stands out from the whole body which is harmonic and balanced.Very strong, with great muscular contours without exaggeration. .