INDEX 



167 



Tail, f. 39, 81 



Tail fold of amnion, f. 32, 87 



Telencephalon, later development of, 



"5 

 lateral vesicles of, f. 42, 114 

 median, f. 42, 114 

 origin of, 65, 95 

 Telocoele ( = lumen of telencephalon, 



q. v.). 

 Telo-diencephalic boundary, 115 

 Telolecithal ova, f. .;, 15 

 Thalami (optici), 117 

 Theca folliculi, f. i, 8 

 Thymus, 125 



Thyro-glossal duct, f. 43, 125 

 Thyroid gland, 125 

 Torsion of embryo, f. 29, 75, 109 

 Trabeculae carneae, f. 46D, 144 

 Trachea, f. 43, 125 

 Trigeminal ganglion (= Gasserian 



ganglion of cranial nerve 



V,q.v.). 

 Trigeminal nerve (== Cranial nerve 



V), 118 

 Tuberculum posterious, f. 42, 117 



Ureter (derived from metanephric 

 duct, q. v.). 



Vagus nerve (= crjinial nerve X), 118 



V^egetative pole, 8 



Vein, allantoic, f. 47 



cardinal, ant. f. 24, 74, 105, 139 



cardinal, common (= Duct of 



Cuvier) f. 24, f. 47, 74, 105 



cardinal, posterior, f. 24, 74, loij, 



139 

 definition of, 133 

 omphalomesenteric, f. 21, f. 47, 



57, 74, lOS, T27 



terminal (= sinus terminalis), 

 f. 21, f. 48, 136 



vena cava, 139 

 vitelline, f. 48 

 Velum transversum, f. 42, 115 

 Ventrad, usage of term, 5 

 Ventral, usage of term, 5 

 Ventral aorta (see aorta). 

 Ventral aortic roots (see aortic roots) . 

 Ventral cephalic fold, f. 42 

 Ventral ligament of liver, 15-5 

 Ventral mesentery (see mesenteries). 

 Ventral mesocardium (see meso- 



cardium) . 

 Ventral nerve roots, f. 44, 119 

 Ventricle, f. 23, f. 49, f. 50, 72, 141 

 Ventrolateral pancreatic buds, 127 

 Visceral arches, f. 34, f. 40, f. 46, 102, 



III 

 Visceral clefts, f. 34, f. 40, 102, iit 

 Visceral furrows, f. 36, f. 46, 103 

 Visceral pouches (= pharyngeal 



pouches), f. 36, 103, 125 

 Vitelline blood-vessels (see arteries and 



veins). 

 Vitelline circulation (see circulation). 

 Vitelline membrane, f. i, f. 3, 8. 

 Vitreous body of eye, 122 



Wolffian body ( =mesonephros, q, v.). 

 Wolffian duct (= mesonephric duct, 

 q. v.). 



Yolk, absorption of, 84, 136 



effect of on gastrulation, f. 6, 21 



effect of on segmentation, f. 4, 14 



white, f. I, f. 3, 12 



yellow, f. I, f. 3, 12 

 Yolk duct, 84 



Yolk-sac, f. 30, f. 32, 81, 84, 86 

 Yolk stalk, f. 30, f. 31, f. 32, .84 



Zona radiata, f. i, 8 



Zone of junction, f. 7, 21, 24 



Zones of the blastoderm, 24 



