Figure 96.

Full: page illustration.

Legend: Schematic illustration of ventral aspect of the, 48-hour chick ; embryo. Urawn with the aid of models, adapted from Prentiss. Any structure not labeled in this figure will be found on other figures of this series, especially rig. 95. Fx. Fa BF ae lA / , : ae Right Pmphalomesenteric rtéry? Notochord,” Anterior Intestinal Yortal,

f j j

/ Sinus Wenosusy Atrium} entricle, txrummusxikrkexiosus, Bulbus “Arterjosus,

Truncus frteriosus, Ch | Catabed bra weary ikathke' 8” ocket, Lens,/Optic fupy upiphysis Direction of flood Plow,” Cranial lexure,”

Mesencephalony infundibulum 1.2. Aortic Arch} 5. Cranial erve, {Cervical Flexure, le2» Visceralgfleft, Rhombencephalon, 7.8. Cranial flerve,

Auditory Vesicle, 9. uranial e, 10. Cranial ferve, Somites, jorsal Aorta, Left @mphalomesen eric jein; ‘Neural. ube, Posterior Jerdinal ein, Mesonephric posts Caudal Artery, Posterior Intestinal Portale

/

a — le

7