Volume 1

Text-book of embryology / edited by Walter Heape.

Date:
1914-
Catalogue details

Licence: Attribution-NonCommercial 4.0 International (CC BY-NC 4.0)

Credit: Text-book of embryology / edited by Walter Heape. Source: Wellcome Collection.

Provider: This material has been provided by The University of Leeds Library. The original may be consulted at The University of Leeds Library.

    705/732 (page 669)
    Apical string, in larva of Balanoglossus daviyeras, formation of, 573 Apli/sia, 324 Appendages of branchial hearts of Lol'ujo, development of, 364 Appendages, formatiou of, in embryo of Afldena, 225 ; in embryo of Astacus, 183 ; in embryo of Donacia, 252; in embryo of Peripalus capensis, 171 Appendages of Trilobita, 239 Appendicnlar sinus in Peripatus capensis, 174 Aptera, 245, 263, 265 Apus, 200 ; ancestral, origin of, 212 ; com- pared to Zoaea, 211 Ai-acbnactis, larva of Cereautbidae, 85 Aracbnida, 169, 177, 204, 205, 251, 254, 285, 662 ; development of, 221-244 Araneina, 221 Arcliaeocytes of Plakina, 44 Arcbenteron, formation of, in embryo _ of Antedon rosacea, 545; inlarvaof^ls^erios, 461; inlaxva. oi Astei-ina gihbosa,M2; in embryo of Distaplia, 632 ; in larva of Echinus escidentiis, 507 ; in larva of JIolo- thur ia t ubtdosa, 641; in Peripatus capensis, 171; in embryo of Pyrosoma, 633 ; in larva of kyiiapta digitata, 531; in Terebratu- lina septentrionalis, 409 ; segmentation of, in embryo of Antedon rosacea, 546 Ai'chiannelida, development of, 128-153 Arcliicerebrum of Scolopendra, 283 Arohinepbridinm of larva of Eupomalus, 154; formation of, in larva of Polygordius, 138, 140, 144 ; of Polygordius lacteus, 152 Arenicola, 129, 153 Arenicolidae, 157, 168 Argiupe, 416, 455 Argiope neapolitana, 407 Aristotle's lantern, formation of, in Echinus escidentits, 515 Arms, formation of, ia Antedon rosacea. 556; in Asierias, 469, 470; in Asterina gibbosa, 474 ; in Ophiothrix fragilis, 492 ; in Solaster, 482 ; in Terebral'ulina sep- tentrionalis, 413 Arrow-worms, 428 Artbropoda, 455, 655, 656, 661, 662; cuticle of, 19 ; development of, 169-290 ; fossil representatives of, 20 Artbrostraca, 177 Artificial parthenogenesis of eggs of Ecbi- noidea, 524 Ascaris, 659 e jio'- Ascaris megalocephala, development of, 43/- 447 Ascidiacea, 568, 608 Ascidiacea compositae, 568, 609, 637, 646 Ascidiacea luciae, 568, 609, 632, 637 Ascidiacea simplices, 568, 609, 637, 046 Asoidians, 98 ; eggs of, 11 Ascidian tadpole, 65 Ascidiozooids of Pyrosoma, 640 Asconidea, 37 ; development of, 46, 47 Asexual germ, delinition of, 2 Asexual reproduction in Urochorda, 637-646 Aspidobranchiata, 291, 301 Asplanchna Ilerricki, 418 Asplanclinidea, 418 Astacidae, 213 Aslacus, 191, 194, 195, 197, 198, 223, 230, 235, 236, 243, 281 Astacus Jluviatilis, development of, 178-189 Aster, formation of, from middle piece of spermatozoon, 9 Asterias, 474, 475, 476, 477, 478, 483, 484, 485, 487, 495, 503, 506, 507, 514, 625, 669 ; development of, 460-472 Asieria? glacialis, 464, 466, 472, 492, 505 Asterias pallida, 457 Asterias rubens, 457, 461, 464, 466, 472, 529 Asterias mdgaris, 401, 457, 464, 465, 472 Asterina gibbosa, 457, 482, 495, 536, 569, 656 ; development of, 473-481 Asteroidea, 287, 456, 494, 495, 496, 497, 498, 500, 501, 502, 503, 514, 515, 618, 620, 521, 522, 523, 530, 531, 533, 535, 538, 541, 643, 560, 663, 564, 565, 669, 585 ; development of, 457-484 Astropecten, 457 Astropectinidae, 472 Asymmetry of post-larval Pagurid, 65, 216 Atrial cavity, formation of, in Amphioxus lanceolat'us, 599 ; in Molgiila amptdloides, 632 ; in Ascidiozooid of Pyrosoma, 640 ; in Blastozooid of Urochorda, 638 Atrial folds, formatiou of, in larva oi Amphi- oxus lanceolatus, 599 Atrial invagination, formation of, in larva of simple Ascidian, 620 ; in larva of Doliolum, 637 ; in embryo of Pyrosoma, 634 Atrial tnbe of embryo of Pyrosoma, forma- tion of, 634 Atrium, formation of, in bud of Bugula, 397 ; in embryo of Memhranipora, 389 ; in embryo of PediceUina echinata, 400 ; in larva of PediceUina echinata, 400 ; in Physa (outer stomodaeum), 323; in larva of Synapta digitata, 536 Atrochal larva, definition of, 153 Auditory organ ol Astacus, 189 Aurelia, development of, 67-73 Auricle of heart, formation of, in Gydas, 350 ; in Loligo, 362 Auricularia larva, 661, 574, 586 ; structure of, 533 Axial organ, formatiou of, m Antedon rosacea, 652; in Asterina gibbosa, 480 Axial sinus, formatiou of, in Asterina gibbosa, 475 ; in Echinus esculentus, 510 Axolotl, 656 AzygouH tentacles of Antedon rosacea, forma- tion oC, 656 Azygous tube-feet, formation of, in Asterina gibbosa, 476 ; in Echinus esculciitus, 518 ; in Ophiothrix fragilis, 492 Balanoglossida, 568, 569, 575, 585, 589, 662