MUSEUM OF COMPARATIVE ZOOLOGY. 43 
Bryozoa, —continued. 
Epistomic canal, i. 115, 1390, 
Excretory organs, i. 130; ii. 64; iii. 14, 
154P, 33P, 
efferent duct, iii. 144. 
tubule, iii. 6, 7HO, 30P, 
intracellular lumen, iii. 7. 
Foot gland, iii. 25. 
Funiculus, i. 109, 115, 116, 141, 142°; 
ii. 300P; iii. 32. 
migration, i. 116. 
Gabelkanal, i. 130P, 
Gemmiparous zone, ii. 4, 6°. 
Gizzard, ii. 63H, 
Incubatory chamber, iii. 154. 
Internal sac (larva), ii. 90, 93. 
Intestine, iii. 11, 124H, 
Kamptoderm, i. 1150; ii. 2, 21, 22, 25, 
31, 56, 57, 59-620; iii. 9AP, 
Lip of atrium, iii. 9, 104, 
Lophophore, i. 132-134? ; iii. 33F. 
Lophophoric arms, i. 1140. 
fusion of, i. 130, 131, 134. 
Lophophorie ridges, ii. 20-230; iii. 384P. 
Mantle cavity (larval), ii. 90. 
Mantle fold (larval), ii. 90. 
Marginal thickening, i. 1449; ii, 32, 
103P; iii. 9, 10P. 
Mesoderm, ii. 5-7, 10, 54, 56, 899. 
Metanephros, iii. 31, 83°. 
Musculature, i. 116; ii. 630, 
anal sphincter, ii. 32; iii. 11, 184. 
atrial sphincter, iii. 13AF, 
intestino-rectal sphincter, iii. 11, 
1240, 
lateral-wall, iii. 18, 144, 
parietal, ii. 28-800, 
parieto-vaginal, i. 143, 1449; ii. 2, 13, 
28, 630, 
pyramidalis. See parieto-vaginal. 
retractor, i. 117, 141-1430; ii. 13, 
28, 630, 
rotator, i. 117, 141-1439. 
stalk, iii. 5, 6HO, 190, 254, 
transverse, iii. 13, 14^. 
Neck of polypide, i. 121, 1449; ii. 18, 
319, 614, 63, 650, 
Neck of ocecium, ii. 69, 700, 
Bryozoa, — continued. 
Nephridium, i. 130; ii. 103; iii. 14, 
1540, 
Nervous system, ii. 26, 610. 
circumaesophageal nerve, i. 136, 1380; 
ii, 26, 620, 
ganglion, i. 113-1150, 127, 128P; ii. 
24, 26, 55, 61, 639, 103P; iii. 15, 
164H, 24, 32, 33". 
gastric nerve, ii. 26, 620, 
Esophagus, i. 112, 1400; ii. 19, 20, 
264, 58, 62, 689; iii. 124H, 
Ocecium, i. 124; if. 689. 
Operculum, ii. 644. 
Oviduct, iii. 154, 
Parenchymatous tissue, i. 126; ii. 91. 
Pharynx, i. 1400; ii. 21, 24, 26, 57, 630, 
Pronephridium, iii. 31, 34°. 
Pyloric valve, i. 1400; iii. 124, 
Pyriform organ (larval), ii. 90, 93. 
Randwulst. See Marginal thickening. 
Rectum, ii. 230; iii. 12H, 
Ring canal, I. 129, 130, 138-1359 ; ii. 
21, 22, 24, 589. 
Rosettenplatte. 
plate. 
Segment of stalk, iii. 1, 3, 164. 
relation of formation to strobiliza- 
tion, iii. 19, 21. 
Septum, ii. 11, 32, 530; iii. 4, 5, 8, 9^. 
intersegmental, iii. 4, 5, 8, 94H, 19, 
200P, 
subcalycine, ii. 44F ; iii. 8, 94H, 210, 
Sexual ducts, iii. 154, 30, 32, 34°. 
Sexual organs, 
ovary, ii. 689. 
testis, iii. 154, 
Stalk, iii. 1, 8-944, 
Statoblast, i. 111, 1259; ii. 34; iii. 8, 
29, 34, 
Stolon, ii. 75, 77-799 ; iii. 16, 174, 244, 
26, 27FP, 
Stomach, i. 140, 1419; ii. 19, 28, 24, 
629 ; iii. 11, 1248, 
Subosophageal ganglion. See Nervous 
system. 
Tentacle, i. 182, 135, 1360; ii. 20, 22, 
58, 590, 103" ; iii. 1, 10, 814, 
See Communication 
