Fig. (1) (A) Left lateral view of the neck in a dog showing an anomalous group of fibres (delimitated by arrows) emerging from the sternothyroideus muscle (St) to be inserted at the apparatus hyoideus. (B) Right view of the neck of the same dog showing a normal anatomical configuration of the muscles. Abbreviations: Sc: sternocephalicus muscle; Sh: sternohyoideus muscle; St: sternothyroideus muscle; Th: thyrohyoideus muscle.