b 
GENERAL INDEX. 821 
Batocrinus Sweett, 428. 
trochiscus, 410. 
—— tuberculatus, 379. (Pl. XXVIII, figs. 
10a, b.) 
—— turbinatus, 375. (Pl. XXVIL, figs. 5a—c.) 
var. elegans, 376. (Pl. XXVII, 
figs. 6a, b.) 
unionensis, 424. 
venustus, 431. 
verneuilianus, 450. 
— Wachsmuthi, 381. 
— Whitei, 419. 
— Yandeilli, 441. 
Belemnocrinus, 44, 57, 82, 172. 
Bilateral symmetry, 134, 148, 165. 
Biserial arms, 34, 78, 155, 161. 
Bilairocninus, 002,000. 
arrosus, 577. 
— bullatus, 577. 
trijugis, 576, 578. 
‘* Blake,” dredgings, 28. 
Blastoidea, 12, 14, 16, 30, 144, 146, 153. 
Cystidea and Crinoidea, 145. 
Botryocrinus, 82, 132, 160. 
decadactylus, 160. 
Bourgueticrinus, 48, 63. 
Brachials, 33, 69, 73, 76, 87. 
Brachianal. 
Burlingtonensis group, 633. 
Cacabocrinus, 316. 
glyptus, 317. 
var. intermedius, 317. 
lamellosus, 3811, 320. 
— liratus, 319. 
var. multilira, 319. 
speciosus, 328. 
— Troosti, 311, 316. 
Cactocrinus, 85, 101, 107, 120, 550, 555, 575, 
600, 626, 638. 
pinnules of, 601. 
Arnoldi, 622, 624. (Pl. LVII, figs. 
4a, b.) 
clarus, 612. (Pl. LVII, figs. 9, 10; 
LoVe ico ale) 
—— celatus, 618, 620. (Pl. LIX, figs. 8, 9.) 
var. spinotentaculus, 619. (Pl. LIX, 
fig. 10.) 
denticulatus, 606. (Pl. LVII, figs. 5a, b.) 
—- ectypus, 611. (PI. LVI, fig. 10.) 
—— extensus, 616. (Pl. LVII, figs. 6, 7.) 
—— fossatus, 620. (Pl. LV, fig. 12.) 
Cactocrinus glans, 102, 625, 628. (PI. IV, fig. 
8; LIV, figs. 5-7.) ; 
—— limabrachiatus, 608. (Pl. LVIII, figs. 9, 
10b.) 
—— longus, 609. (Pl. LVI, fig. 8.) 
—— lucina, 603. (PI. LVI, figs. 8, 9.) 
multibrachiatus, 617, 618. (Pl. LVI, 
figs. 6, 7; LVIII, fig. 8.) 
nodobrachiatus, 622, 625. (Pl. LVII, 
figs. 1, 2.) 
—— obesus, 613. (Pl. LV, figs. 9a, b.) 
—— opusculus, 607. (Pl. LVI, figs. 5a, b.) 
—— ornatissimus, 621, 625. (Pl. LVII, fig. 
3.) 
proboscidalis, 102, 601, 603. (Pl. LVIII, 
figs. 3-7d.) 
reticulatus, 603, 605, 607. (Pl. LVIII, 
figs. 2a, b.) 
var. ovatus, 606. (Pl. LVII, fig. 
et) 
—— sexarmatus, 615. (PI. LV, figs. 10, 11.) 
—— thalia, 604. (Pl. LVI, fig.2; LVI, figs. 
12,3.) 
thetis, 614, 616. (Pl. LVI, figs. 3, 4.) 
Calamocrinus, 28, 40, 51, 78, 99, 117. 
Calathocrinus (von Meyer), 626. 
Calathocrinus (Hail), 626, 637. 
althea, 682. 
— erodus, 630. 
insculptus, 630. 
Calceocrinide, 57, 72, 82, 134, 148, Lows WA: 
Callicrinus, 330, 335, 353. 
—— acanthinus, 356. (Pl. LX XXIII, fig 18.) 
—— Beachleri, 355. (Pl. LXXXIII, figs. 
14a, b.) 
—— cornutus, 357. (Pl. LXXXIII, figs. 15- 
7s) 
var. excavatus, 357. 
—— murchisonianus, 358. 
—— ramifer (?), 358. 
Calpiocrinus, 52, 77. 
Calyptocrinide, 43, 165, 170, 330. 
Calyx, 33. 
Calyx interradialis, 105. 
Camerata, 26, 33, 42, 69, 149, 151, 163. 
analysis of families of, 170. 
distribution of, 171. 
—— sectioris of, 150, 163. | 
Camptocrinus, 741, 779. 
—— cirrifer, 44, 780. (Pl. LXXVI, figs. 12- 
138¢.) 
