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836 GENERAL INDEX. 
Symbathocrinus Swallovi. (Pl. VIII, fig. 7.) 
Syzygy, 34, 81. 
Talarocrinus, 79, 741, 781, 782, 793. 
sp.(?) (Pl. LXXVIII, figs. 9a, b.) 
cornigerus, 783, 785. (Pl. LX XVIII, 
figs. 6a—7b. ) 
decornis, 788. (Pl. ILI, fig. 19; LX XVIII, 
figs. 3a-c.) 
elegans, 786. 
—— ovatus, 787. (Pl. LX XVIII, figs. 2a, b.) 
sexlobatus, 784. (Pl. LXXVIII, figs. 
la-c.) 
simplex, 790. (Pl. LX XVIII, figs. 8a, b.) 
subglobosus, 789. (Pl. LXXIX, figs. 
la, b.) 
symmetricus, 786. (Pl. LXXVIII, figs. 
4a—0.) | 
Tanaocrinus, 67, 173, 185. 
typus, 186. (Pl. IX, figs. 7a-c.) 
Taxocrinus, 17, 28, 43, 70, 93, 118, 188, 149. 
(Pl. VI, fig. 16.) | 
—— intermedius, 118. (Pl. III, fig. 11; 
VIII, figs. 5a, b.) 
—— Thiemei, 139. 
Technocrinus, 264, 304. 
—— Andrewsi, 306. (Pl. XXIV, fig. 3.) 
sculptus, 305. 
—— spinulosus, 305. (Pl. XXII, fig. 3.) 
striatus, 305. 
Tegmen, 33. 
inner floor of, 106. (Pl. V, figs. 18-17.) 
of Actinocrinus and Batocrinus, 109, 
Ale, 
of Glyptocrinus, 24, 113, 120. 
of Platyerinus, 24, 111. 
Tegminal, 85. 
Teleiocrinus, 85, 102, 121, 148, 550, 554, 576, 
626, 637. (Pl. IV, fig. 1.) 
—— adolescens, 635, 636. (Pl. LIX, fig. 4.) 
— egilops, 628. 
— althea, 632. (Pl. LX, fig. 4; LXIII, 
NS, hs) | 
— clivosus, 630. 
-—_— erodus, 630. 
—— insculptus, 630. 
—— liratus, 633. (Pl. LX, fig. 3.) 
—— rudis, 680. (Pl. LIX, figs. 1-3.) 
—— fenuiradiatus, 634. (Pl. LIX, figs. 5, 6.) 
— umbrosus, 56, 628, 631. (PI. LIX, fig. 
7; LX, figs. 2a-d.) 
Terminal plates of stem, 48, 51. 
Terminology, 32, 76. 
Tessellata, 15, 23. 
Tetramera, 81. 
Thaumatocrinus, 72, 117, 139. 
—— renovatus. (Pl. II], fig. 9.) 
Thylacocrinus, 215, 248. 
—— Clarkei, 248. (Pl. XIII, figs. 11a, b.) 
—— Vannioti, 248. 
Thysanocrinide, 72, 124, 165, 170, 188, 217. 
Thysanocrinus, 188, 190. 
aculeatus, 192. 
—— brachiatus, 195. (Pl. XVIII, fig. 7.) 
canaliculatus, 192. 
—— Halli, 196. (Pl. XIII, figs. 9a, b.) 
emmaturus, 192, 206. 
6a-d; XIX, fig. 5.) 
4.) 
5a-C.) 
var. increbescens, 195. 
— microbasilis, 192, 256. 
—— pyriformis, 192, 255. 
Tiaracrinus, 146. 
Transition forms, 146. 
Trematocrinus, 234. 
Jiseellus, 245. 
papillatus, 242. 
reticulatus, 244. 
robustus, 239. 
—— spinigerus, 247. 
tuberculosus, 248. 
typus, 242, 
Triacrinus, 57. 
Tribrachiocrinus, 148, 158. 
Trimera, 31. 
Trochocrinites, 519, 521. 
—— levis, 521. 
Trochites, 11. 
Truncatulus group, 675. 
Trybliocrinus, 216. 
Turbinocrinites, 292, 294. 
Uintacrinus, 63, 145. 
Ulocrinus, 133. 
Uniserial, 34, 78. 
Uperocrinus, 366, 434. 
pistilliformis, 437. 
pyriformis, 484, 437, 
Upper face, 37. 
SWs andl Glowil, colts 
inornatus, 191, 193. (Pl. XVIII, figs. 
liliiformis, 191, 192. (Pl. XVIII, fig. 
occidentalis, 194. (Pl. XVIII, figs. 
