VI 



INDEX OF PART I. 



Kidney, head or fore, 115, 117 



mid, 116 



hind or permanent, 117, 122 

 Kolliker on Kauber's layer, 18 



intermediate layer of blastoderm, 20 



placenta, 53 



lens capsule, 87 



the anterior chamber, 88 



cephalic clefts, 102, n. 



air cells of lung, no 



thynvus, in 



heart, 134 



endothelial tube of heart, 136 



mcsocardium laterale of, 136 



cartilage of vertebra?, 162 

 Kollmann, parablastic theory of His, adherence 



to, 26 

 Kowalevsky, researches on Sagitta and Amphi- 



oxus. 24, 26 



Kundrat on placenta, 48, n. 

 Kupffer, gastrulation, view of, 22 



His' parablastic theory, adherence to, 26 



LABIA majora (greater lips), 128 

 Labyrinth, the, the recess of, 90 



perilymphatic spaces of, 93 

 Lachrymal canals and ducts, 89, 97 

 fissure, 89 

 gland, 89 

 Laminte of cord, alar, basal (dorso-lateral) 



(ventro-lateral), 60, 63, 65, 66, 77 

 Langhans on placental sinuses, 53 

 Lankester, on homogeny, 4 



blastopore, 22 



primary layors of blastoderm produced by 



delamination, 24 

 Larynx, no 



Lemurs (lemur, ghost), nasal gland in, 98 

 Lens, 83, 86 



vesicle of, 87 



transitional zone of, 87 



capsule of, 87 

 Leopold on placenta, 48, n. 



giant cells in decidua serotina, 54 

 Leydig on special sense organs of gill clefts, 76 

 Lieberkxihn on blastodermic layers in mole, 18 



on lens capsule, 87 



zonule of Zinn, 87 

 Ligamentum arteriosum, 150 

 Limbs, 4, 163 



segments of, 164 



rotation of, 165 



bones of, 165 



Limbus (a band) Vieussenii, 144, 157 

 Literature, recent, of the ovum, 14 



blastoderm, 27 



embryo, formation of, 41 



general subject of embryonic formation and 

 development, 41 



decidua, 55 



nervous system, development of, 81 



sense organs, 98 



alimentary canal and glands, lungs, 113 



urinary and generative organs, 132 



blood system, 158 



serous cavities, muscles and skeleton, 169 

 Liver, 106, 112 



weight of, 113 



formation of veins of, 151, 152 

 Lock wood, on protovertebral cavity, 160 



Lungs, development of, 109 

 Luschka, on urachus, 122 



notochord, remains of, 162 

 Lymphatic system, 157 



MACKAY on arterial arches of the bird, 150 

 Macula germinativa (germinal spot), 8 

 Malleus (a hammer), 167, 168 

 Malpighian corpuscles of spleen, 108 



of Wolffian body, 120 



of permanent kidney, 122 

 Marshall, vestigial fold of, 154 



Milnes, on head cavities, 161 

 Martin on Wolffian duct,. 118 

 Masius on epiblastic connection of blastodermic 



vesicle with uterus, 53 

 Mechanical theory of development, 24 

 Meckel, J. F., 23 

 Meckel's cartilage, 166, 167, 168 

 Medulla oblongata, 62 



formation of, 63 

 Medullary folds, formation of, 30, 32 



froove. See NEURAL GROOVK. 

 imitans of retina, externa, 86 



interim, 83, 86 

 nictitans, 89 



reunions, superior of Remak, 32, 162, 165 

 tectoria, 93 

 tympani, 93 



Membranes of cord, development of, 60 

 Meroblastic ova (/ue'po?, a part, fihaaros, a germ), 



definition of, 8 

 gastrular stage in, 22 



Haeckel, view concerning blastopore in, 23 

 mesenchyme in, 27 

 Mesenchyme (/ueVos, middle, x v ^ s ^ J ll i ce )> 2 6j 



27 

 Mesencephalon ((UfVos, middle, eyice(pa\os, brain, 



67 



connection with optic stalks, 85 

 Mesentery, the (/ifVos, middle, wrfpov, intestine), 



104, 107 



Mesoblast, formation of, 20, 21 

 origin, varieties of, 22 

 His' view of origin, 23 

 character of cells, 24 

 connection with mesenchyme, 26 

 paraxial and lateral, 32 

 cleavage of, 36 

 formation of vessels in. 39 

 growth of with allantois, 44 

 Mesoblastic somites, 37, 159, 162 



cavity in, 37, 160 



Mesocardium, anterius, posterius, lateralis, 136 

 Mesocolon (KO\OV, great intestine), 106 

 Mesogastrium (700-7-^, belly), 106, 107 

 Mesonephros (i/e^po'y, kidney), 116 

 Mesorchium (fyxts, testicle), 126 

 Mesorectum, 106 

 Mesovarium, 126 



Metameres (utra, following, nepos, a part), 4 

 Metanephros (/wtra, behind, vt<f)p6s, kidney ) f 



117 



Metazoa (/u*ra, after, uov, animal), 18, 26 

 Metencephalon (pcrd, behind, fytc'AoAor, brain). 



63 



Meuron, de, on obliteration of human oesopha- 

 gus, 104, n. 

 thymus, in 



Micropyle (fuitpAs, small, irv\r. opening, 11 

 Mid brain, ?8 



