42 BULLETIN OF THE 
HIsTo.LysIis. | 
Cellular, i. 131, 144, 145; iii. 5, 7, 8. | 
MorpuHo.ocy, GENERAL. 
Bilateral symmetry, i. 111; ii. 9. 
Change of form, ii. 24. 
Evagination, ii. 10, 11. 
Form of body, ii. 2. 
Germ layers, relation of, to bud layers, 
ii. 88. 
Invagination, ii. 8, 9, 102. 
Region of growth, ii. 9. 
Rotation of axes, ii. 24, 25, 62, 63. 
Unequal growth, ii. 25. 
MorpuHo.ocy, SPECIAL. 
Bryozoa, aspects of, i. 102, 103, iii. 33. 
ONTOGENY, GENERAL. 
Blastopore, ii. 104, 105. | 
in buds, iii. 28. 
concrescence of lips of, in bud, iii. 
23. 
Blastulation, ii. 68. 
Body cavity, i. 124. 
Cleavage, i. 124; ii. 68. 
Entoderm, ii. 89-95. 
loss of, through loss of function, ii. 
93-95. 
Gastrulation, i. 124, 125; ii. 90-92; iii. 
23. 
Mesenchyme, i. 125. 
Mesoderm, i. 125; ii. 68, 91-94. 
Odgenesis, ii. 69, 97. 
Schadonology, General, 
Larval life modified by 
fresh water, ii. 89. 
intra-uterine life, ii. 89; iii. 35. 
— length of, ii. 93, 94. 
Schadonology, Special, 
Bryozoa, ii. 89-95. 
Cyphonautes, ii. 91-94. 
Comparison of Endoproct and Ecto- 
proct larve, ii. 105. 
Spermatogenesis, iii. 15. 
ONTOGENY, SPECIAL. 
Bryozoa, 
Relation of blastopore to region of ori- 
gin of first polypide, ii. 92. 
Relation of blastopore to embryonic 
tissue, ii. 97, 105. 
ORGANOGRAPHY. 
Bryozoa, 
Alimentary tract, i. 111-118, 1249, 127°, 
189-1419; ii. 19, 57, 58, 62, 649, 104°F; 
iii. 11-144, 289. 
— of larva, ii. 90, 91°. 
Anus, i. 1409; ii. 20, 21, 24, 57, 58, 
62, 6389; iii. 11-134, 30P. 
Atrial fold, iii. 114. 
Atrial groove, iii. 10, 114F. 
Atrial opening, i. 1449; ii. 31, 32°; 
iii. 9A9, 
Atrium, i. 110, 1129; ii. 18-21, 57, 58, 
1089; iii. 10, 114, 23°. 
Avicularia, ii. 64. 
Basal plate, iii. 164, 25, 27HFP, 
homology with stolon, iii. 27. 
Branch, ii. 9,119; iii. 16, 174, 248, 27F. 
Body cavity, iii. 134, 31?. 
Body wall, i. 117-120, 122-1249; ii. 12- 
18, 589; iii. 98, 
Brown body, ii. 64-669. 
Cardiac valve, i. 140°; ii. 199. 
Calyx, iii. 9. 
Cirrus. See Tentacle. 
Cloaca, iii. 11, 14, 15, 294. 
Closing cell of diaphragm, iii. 84. 
Cecum, i. 140, 1419; ii. 19, 20, 63°; 
ili. 33°. 
Celomic epithelium. See Mesoderm. 
Cenocel, i. 108; iii. 33°. 
Collare setosum, ii. 32°, 103°. 
Couronne (of larva), ii. 90. 
Communication plate, ii. 32, 339, 38- 
40, 76, 78F. See also Septum. 
Diphragma, ii. 82, 63, 1039? ; iii. 9P. 
Ectoderm, ii. 979; iii. 4, 5, 94. 
Endosare, i. 120, 128°?. 
Entoderm, ii. 89-95, 97°. 
Epistome, i. 138, 1399; ii. 61; iii. 114P, 
34P. - 
