Verte"rates, mus"les, oblique, [278]

Verte"rates, mus"les, origin of somatic trunk, [406]

Verte"rates, nervous system, central, [13]

Verte"rates, nerves, segmental, [152]

Verte"rates, notochord and gut, [434]

Verte"rates, organs of, [10]

Verte"rates, origin of, [9], [411], [433], [457]

Verte"rates, segments, prosomatic, [257]

Verte"rates, skeleton, commencement of bony, [120], [458]

Verte"rates, spinal cord and medulla oblongata, [44]