630 INDEX. 



Interorbital plate ~ Chick, 330 



Intestine: Amjthioxus, 40 ; i'Vr^, 147-148 ; C%*cA, 290-291 ; Babbit, 403-404 * 



.Maw, 646-M9 

 Iris : CAiflft, 279 ; Babbit, 389 

 Ischium: JVop, 214 ; Chick, 334 

 Isthmus: Man, 510 



Jacobson, organ of: Frog, 13G; Babbit, 387 ; Jlfcwi, 495 



Kidney: !?><#, 191-193; Chick, 319; JSte&Mt, 424-425; 3/aw, 590 



Kollmann's embryo : Man, 481-482 



Labia majora : Man, 597 



Labia minora : Man, 597 



Labial cartilage : Frog, 203, 205, 207 



Labial cavity: Frog, 150 



Labio-scrotal fold : Man, 597 



Lacrymal duct : Chick, 280 ; Babbit, 392 ; Man, 541 



Lacrymal gland : Chick, 280 ; Babbit, 392 ; Man, 541 



Lacrymal groove : Chick, 288 ; Man, 498 



Lamina terminalis : Chick, 256 ; Babbit, 374, 376 ; J/#w, 517 



Larval period : Anvphioxus, 73-87 



Laryngeal chamber : Babbit, 408 ; Man, 562 



Lateral frontal process : Man, 497 



Lateral plate : Aniphioxus, 84 ; Chick, 244 



Lateral ventricle: J?Vy#, 126; o7iick, 260; Babbit, 377; Jfo», 516 



Leg : i^0#, 215 ; Chick, 335 ; Jftwi, 492, 496, 501 



Length of embryo : Man, 470-471 



Lens, of eye: Frog, 137; Chick, 277; Babbit, 390-392; Man, 495/539 



Limbs : Frog, 92-93, 212-215 ; Chick, 332-335 ; Man, 492, 496, 500, 502, 505 



Lingual duct : Man, 558 



Lip : Frog, 150-151 ; Man, 502, 553-554 



Liquor amnii : Man, 598 



Liquor folliculi : Man, 454 



Liver: Aniphioxus, 40; Frog, 154-156; Chick, 292-294; Babbit, 410-411; 



Man, 496, 563-564 

 Lobule of ear : Man, 500 

 Lower layer cells : Frog, 104 ; Chick, 234, 236 

 Lumbo-sacral plexus : Man, 527 



Lung: Frog, 154; Chick, 292; Babbit, 408-410; Man, 562-563 

 Lymphatics : Frog, 185 



Malleus : Babbit, 398-399 



Malpighian body : Frog, 192; Chick, 318; Babbit, 422; Man, 589 



Mammalian development, general characters of : 341-344 



Mammalian placenta, a chorionic structure : 445 



Mammary gestation : 344 



Mammary gland : Babbit, 434 



Man, 448-619 : preliminary account, 448-449 ; the human ovum, 449-470 

 general history of the development of the human embryo 

 470-509 ; nervous system. 509-538 ; sense organs, 538-544 

 digestive system, 544-565 ; circulatory system, 565-587 

 urinary organs, 588-591 ; reproductive organs, 591-598 

 foetal membranes and placenta, 598-615; bibliography, 615- 

 619 



Mandibular aortic arch : Chick, 305 ; Babbit, 416 ; Man, 574, 575 



Mandibular arch: Chick, 283, 287, 330; Babbit, 401; Man, 490/495, 499, 

 550-551 



Mandibular bar : Frog, 205; Chick, 330, 331 ; Babbit, 433 



Mantle layer of spinal cord : Man, 524, 528 



Manubrium sterni : Chick, 332 



