Rumen of ox, 390, 391
blind sacs of, 392
cardiac orifice of, 394
cavity of, 393
coronary grooves, 392
dorsal curvature of, 391
longitudinal furrows, 391
mucous membrane of, 394, 397
muscular coat of, 396
pillars of, 393
ventral curvature of, 391
of sheep, 408
of stomach, serous coat, 396