688 INDEX. 



Twisting of umbilical cord : Man, 601 

 Tympanic cartilage : Frog, 143-144 



Tympanic cavity : Frog, 143 ; Chick, 285 ; Rabbit, 398 ; Man, 544 

 Tympanic membrane : Frog, 143 ; Chick, 285 ; Rabbit, 398 ; Man, 544, 550 

 Tympano- Eustachian passage: Frog, 143; Chick, 285; Rabbit, 397; Man, 

 544 



Umbilical cord : Man, 505, 599-602 



Umbilicus : Man, 506, 507, 509 



Unequal segmentation : 19, 22 



Urachus : Man, 590 



Ureter: Frog, 193-195; Chick, 319; Rabbit, 425; Man, 590 



Urethral canal: Man, 597 



Urinary organs: Frog, 185-197; Chick, 315-320; Rabbit, 421-426; Man, 



588-591 

 Urinary tubules : Man, 590 



Urinogenital passage : Rabbit, 412, 425 ; Man, 549, 596 

 Urohyal : Frog, 206 

 Urosacral vertebra : Chick, 328 

 Urostyle : Frog, 199-201 ' 



Uterine gestation : 344 



Uterine glands: Rabbit, 437; Man, 458-459, 609-610, 612, 614-615 

 Uterus : Hen, 231 ; Rabbit, 426 ; Man, 594 

 Uterus masculinus : Rabbit, 426 ; Man, 593 

 Utriculus : Frog, 141 ; Rabbit, 396 ; Man, 541-542 



Vagina : Rabbit, 426 ; Man, 594 



Valves of heart : Frog, 167-169 ; Chick, 301-303 ; Rabbit, 414-416 ; Man, 573 



Vasa aberrantia : Man, 593 



Vasa efferentia : Frog, 197 ; Chick, 320 ; Rabbit, 426 ; Man, 593 



Vas deferens: Chick, 320; Babbit, 426 ; Man, 593 



Veins: Frog, 183-185 ; Chick, 308-311 ; Rabbit, 418; Man, 578-583 



Vein, afferent hepatic : Chick, 309 ; Man, 579 



allantoic : Chick, 310, 314 ; Rabbit, 414 ; Man, 568, 581, 602, 613 



anterior abdominal : Frog, 184 



anterior cardinal : Frog, 183 ; Chick, 308 ; Man, 582 



anterior vena cava : Chick, 308-309 ; Rabbit, 414 



coronary sinus : Man, 582 



Cuvierian: Frog, 184; Chick, 308; Rabbit, 414; Man, 568, 582 



ductus venosus : Chick, 310, 314 ; Man, 581, 585, 586, 587 



efferent hepatic : Chick, 310 ; Man, 579 



external jugular : Man, 582 



facial: Frog, 183 



hepatic: i'Voy, 183 



hepatic portal : Man, 580, 581 



iliac: Man, 581, 582 



inferior jugular: Frog, 184 



internal jugular : J/<2», 582 



jugular: i'Vw/, 183 ; Chick, 309; Jfim, 582 



meatus venosus : Chick, 293, 309, 311 



mesenteric: Chick, 310 



pectoral : Chick, 309 



posterior cardinal : Frog, 183; C7wc&, 308; Rabbit } 423; Jlfo>?, 582 



posterior vena cava: Frog, 184; Chick, 309-311; Rabbit, 414; JV/<s?i, 

 581 



pulmonary : Frog, 185 ; Man, 582 



renal portal: ifyY^, 184 



sinus annularis : Man, 580, 581 



subclavian : Man, 582 



vena Arantii : Man, 581 



vena ascendens : Man, 581 



