Saccus lymphaticus of Lepus cuniculus, [211]
of Rodents, [196]

Salamandra maculosa, venous system of, [158]

Salivary glands, derivation of, [34]

Saurians, stomach of, [44], [46]

Sciatic vein in Iguana, [160]

Scincus ocellatus, stomach of, [45]

Scomber, pyloric appendices in, [120]

Segmental veins in Iguana, [160]

Segmentation, [20]