INDEX 



768 



Vascular system of frog, 369 

 of lizard, 605 

 of pigeon, 410 

 of rabbit, 447 

 of snail, 268 

 of starfish, 291 

 of swan mussel, 279 

 of tadpole, 604, 641 

 See also Arteries, Veins 

 Vegetative pole, 620 

 Vein, structure of, 538 

 abdominal, 605, 607 

 allantoic, 659, 661 

 anterior abdominal, 375 

 azygos, 452, 606 

 brachial, 374 

 cardinal, 605 

 caudal, 332, 412 

 caval, 605 



coccygeo-mesenteric, 412 

 common iliac, 482 

 dorsolumbar, 375 

 epigastric, 413 

 external iliac, 452, 482 



jugular, 374, 449, 607 

 femoral, 374, 412 

 genital, 452 

 hepatic, 307, 374, 413, 452, 604 



portal, 332, 375, 452, 604 

 hypogastric, 412, 452 

 iliac, 412 

 iliolumbar, 452 

 innominate, of frog, 374 

 of man and sheep, 482 

 internal iliac, 412, 452, 482 



jugular, 374, 449, 606 

 jugular, 411 

 hngual, 374 

 mandibular, 374 

 musculocutaneous, 374 

 ovarian, 374 

 pectoral, 411 

 pelvic, 375 

 portal, 332, 452 

 postcaval (or inferior vena cava), 



374, 411, 448, 449 

 precaval (or superior vena cava), 



374, 411, 448, 449, 482 

 pulmonary, 374, 410, 596, 605 

 renal, 332, 374, 412, 413, 452 



portal, 332, 413 

 sciatic, 374, 413 

 spermatic, 374 

 subclavian, 374, 449 

 subintestinal, 306, 605 

 subscapular, 374 

 vesical, 375 

 vitelline, 641, 659 



Veins, 371, 447, 538. 604 

 of amphibian, 606 

 of dogfish, 331, 606 

 Veins of embryo chick, 660 

 of frog, 375 

 of pigeon, 412 

 of rabbit, 451, 452, 606 

 of vertebrates, 604 

 See also Sinuses 

 Velum of lancelet, 302 



of medusa, 105 

 Vena cava of swan mussel, 299 

 of Vertebrata. See Vein, post- 

 caval, precaval 

 Venous system. See Veins 

 Vent, See Anus 

 Ventral surface, 188 

 Ventricle of heart. See Heart 

 Ventricles of brain, 336, 387, 415, 



461, 608 

 Ventrilateral processes, 316 

 Venules, 372, 447 

 Vermiform appendix, 443 

 Vermifuges, 140 

 Vermis, 461 

 Vertebrae, 193, 564 

 heterocoelous, 400 

 of dogfish, 315 

 of frog, 351 

 of pigeon, 400 

 of rabbit, 421, 422 

 Vertebral foramen, 422 

 Vertebrarterial canal, 424 

 Vertebrata, 310, 542 



origin of, 551 

 Vesicle, blastodermic, 666 

 cerebral, of lancelet, 307 

 Vesiculae seminales, of Ascaris, 138 

 of cockroach, 236 

 of dogfish, 334 

 of earthw^orm, 173 

 of frog, 379 

 of liver fluke, 122 

 of pigeon, 414 

 Vestibule of auditory labyrinth, 390 

 of lancelet, 302 

 of Paramecium, 47 

 of rabbit, 457 



of various Ciliata. See Gullet 

 of Vorticella, 56 

 Vestigial organs, 715 

 Vexillum (or vane) of feather, 395 

 Vibrissae, 418 

 Vicia, 252 

 Villi of intestine, 443, 594 



of trophoblast, 667 

 Vinegar worm, 141 

 Viruses, 2, 251 



