The parasite infects a wide rage of species, though to date, the only known definitie hosts for N. caninum are domestic dogs (McAllister et al.

• 临床表现在胸部、腹部、股及前腿皮肤上，出现广泛的大小不同和形状不同的紫红色圆形或不规则的病灶，可能融合；