662 



IIS DEI 



Double organisms, 45. 

 Downy hair, 524. 

 Ductus Botalli, 575, 587. 



- cochlearis, bony, 503. 



cochlearis, membranous, 494, 497, 



Cuvieri, 567. 



- endolymphaticus, 493. 



lingualis, 320. 



thyroideus, 320. 



thyreoglossus, 318. 



venosus Arantii, 585. 



vitello-intestinalis, 205. 

 Dumb-bell figure of egg, 52. 



Dural sheath of the optic nerve, 486. 



E. 



Ear, inner, 491. 



middle. 508. 



outer, 509. 

 Ear-capsule see Auditory. 

 Ear-wax glands, 528. 

 Ectoblast, 86. 

 Ectoderm, 86. 



Egg, 7. 



abortive, 37. 



alecithal, 12. 



animal pole of, 11. 



- centrolecithal, 12, 66. 



compound, 18. 



heterolecithal, 28. 



holoblastic, 57. 



homolecithal, 28. 



meroblsstic, 57, 66, 197. 



of Amphibia, 14, 58. 



of Ascaris, 41, 55. 



- of Birds. 15, 62. 



of Echinoderms, 7, 38, 51. 



of Mammals, 12. 



of Man, 13. 



telolecithai, 12. 

 Egg-balls see Egg-nests. 

 Egg-cell see Egg. 



9 gee also Vitelline 

 membrane and Foetal mem- 

 branes. 



Egg-membranes see Vitelline mem- 

 brane and Foetal membranes. 



Egg-nests, 375, 376. 



Egg-nucleus, 32. 



Egg-sacs, 376. 



Egg-tubes, 376. 



Egg-yolk, 7. 



Embryonic area, 198. 



spot, 102. 

 Enamel-germ, 309. 

 Enamel-membrane, 306, 310. 

 Enamel-organ, 310. 

 Enamel-pulp, 310. 

 Endocardium, 544. 



Endochondral ossification, 599, 616. 



Endolymph of the ear, 492. 



Enteroccel, 108. 



Entoblast, 86, 108, 149*^ also Ento- 

 derm. 



Entoderm, 86, 108, 149 see also Ento- 

 blast. 



Epicondyles, 644. 



Epidermis, 520. 



primitive (Hornblatt), 520, 450, 



469. 



Epididymis, 388. 

 Epigenesis, 24. 

 Epiphysis cerebri see Pineal body. 



- of bone (epiphysial nuclei), 642. 

 Epistropheus (Axis), 603. 

 Epithelio-muscular cells, 346. 

 Epitrichium, 520. 

 Eponychium, 527. 

 Epobphoron, 394. 

 Eruption of the teeth, 311. 

 Ethmoid bone, 619. 



region of the skull, 608. 

 Ethmoidal cells, 518. 

 Eustachian tube. 511. 

 Extremities, muscles of, 036. 



nerves of, 637. 



skeleton of, 635, (540. 

 Evolution, theory of, 23. 

 Eye, 467. 



chambers of, 477. 

 Eyelid. 486. 

 Eye-membranes. 476. 

 Eye-muscles, 352. 



F. 



Fallopian tube. 395. 



Falx cerebri, 422, 439. 



Fat glands, 528. 



Femur, 644. 



Fenestra ovalis of temporal bone, 613. 



Fertilisation, history of, 45. 



process of, 37, 41. 



theory of, 44. 



Fibrin, canalised, of the placenta, 261. 



268. 



Fibula, 644. 

 Filium terminale, 420. 

 Fimbria, 445. 

 Fissura calcarina, 441, 445. 



cerebri transverse, 445. 



choroidea (brain), 441, 443. 



choroidea (optic cup), 483 



G laser i, 621. 



hippocampi, 441, 443. 



parieto-occipitalis, 441. 



petrotympanica, 621, 626. 

 Foetal membranes, deciduous, 235, 24.'*. 



of Mammals, 221. 



