The place selected for feeling the pulse in cattle is where the Submaxillary artery winds around the lower jawbones, just at the lower edge of the flat muscle on the side of the cheek; or, if the cow is lying down, the metacarpal artery on the back part of the fore fetlock is very convenient for the purpose.
"Special Report on Diseases of Cattle"
U.S. Department of Agriculture J.R. Mohler
The Submaxillary glands may be enlarged, and at first more or less hard and painful, but later they become nodular and adhere to the jaw or skin.
"Common Diseases of Farm Animals"
R. A. Craig, D. V. M.
The lymph vessels pass to the parotid, occipital, mastoid, and Submaxillary groups of glands, the different areas of drainage being ill-defined.
"Manual of Surgery Volume Second: Extremities--Head--Neck. Sixth Edition."
Alexander Miles Alexis Thomson