GENERAL INDEX. 



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Oranatoerinua SPCoyi, L06, L07, 123, 111, 287, 241, 

 243, 252. 253, 25-1 | l'l. \. figs. 5 8). 

 •melo, L34, 212, 230, 232, 240, 244. 

 •melonoidu, 221, 223, 281,244, 

 •Miummmsit, L32, 233, 244. 

 •tuglectut, L19, 223,225, 232, 244. 

 « ■■■ . 9, L5, 25, 29, 10, II, 16, 19, 

 51-54, 58, 64, '17-70, 75,85, 92,93, 

 106-108, 123, L28, L42, 188,212, 

 222, 225, 230, 231, 233, 240-244, 

 245-248 (PI. II. figs 34-36 ; PL III. 

 fig. 16; PI. VI. figs. 19, 20; PL VII. 

 figs. 1-13; PL X. fig. 11; PL XI. 

 fig. 14 ; PL XVII. fig. 8). 

 Stemof.9,247; varieties of, 247,248. 

 vax.fmbriatus, 134, 142,243. 

 *obhmjus, 186, L87. 



orWcuJaro, 25, 00, G2, 85, 92, 141, 1S5, 

 l'l'.-., 241-243, 248-250, 252, 254 

 (PI. IX. figs. 11-1G ; PI. XVII. fig. 5). 

 *pi$iformis, 251, 252. 

 *pis'um, 231, 232, 244. 

 *prejectus, 223, 232, 244. 

 Eocm.ri, L32, L39, 112, I'll, 24S. 

 *Rofei, 221, 223. 

 *Sayi, 221, 222, 224, 240. 

 SAumardi, 143, 187,223, 244, 248. 

 Gray, J. E., 238-239. 

 Quettardicrinus, 10. 

 (iurlcy, W.F. E., 195. 

 Haeckel, E., 116,294. 



Hall, J., 2, 5, 12, 34-37, 66, 72, 73, 77-79, 125, li»l». 

 132, 151, 153, 157, 15S, 162, 163, 166, 167, 

 198, 209, 2Ki, 212-215, 229, 230, 238, 239, 

 260, 261, 263, 265-267, 295. 

 Hall, J., and Whitfield, E. P., 129. 

 Hambach, G., 7, 8, 20, 36, 38, 40-42, 45-55, 58-60, 

 62-64, 66-70, 75, 84-87, 9 I. 97, 102, 103, 106, 

 107,109, 123-126, 148, 154, 156, 160, 164, 

 167, 184, 198, 207, 224-226, 233, 234, 244, 

 289, 290, 302. 

 Haplocrinus, summit of, 72, 71. 

 Haughton, S., 296. 

 II, micystites, 120. 



//. t roblastus, 88, 10G, 125, 133-136, 147, 221, 237, 

 238,241. 217. 255. 256. 

 Calyx of, 11, 255 ; spiracles of, 107, 237, 



255. 

 cornutus, 134, 144, 255. 

 Cumberlandi, 141, 256, 257 (PL VI. 

 1-6). 



■//.(., wehiama, 7. 30 83, 259, 263, 264, 207. 

 Deltoids of, 30 33 ; hydrospi 



33. 

 *altematum,xax. elcngatum, 33, 263. 

 •graciU, 32, 33, 263, 264. 

 Einde, G. J., 43, lit, 215, 218, 302. 



HulnpMu., 281. 



Eoloi hurians, 7 I, 1 15. 



Hughes, T. MoK., 252,300. 



ffybocystites, I, 117, 120. 



Hydrospires, 4 6,29 35,63,69,70,76 L12.119-121, 

 123, 15."., 166, 243; of Aeentrotremites, 88, 93; 

 of Astroerinus, 87 ; of Codaster, 22, 23, 30-34, 

 76 80, 88 91, 26] 263; of Cryptoblastus, 49, 

 231 ; of Oryptoschisma, 87, 89-91, 279,281, 

 282 ; of Cystidca, 77-80 ; of Eh uth roerinus, 96; 

 of Oranatocrinus, 49, 92, 93, 243; of Hctera 

 schisma, 33; of Mesoblastus, 49, 92, 93; of 

 Orophocrinus, 87, 90,91, 97,287; of Pentre- 

 mites, II. 44, 76-80, 87, 93-95, 100, 103. L55, 

 165; of Pentremitidea, 170; of Fhcenoschisma, 

 88-91,271, 272; of Schizoblastus, 92-95, 222 ; 

 of Tricoeloerinus, 87, 95, 205; of Troostucrinus, 

 94, 95. 



Hydrospirc-canal, 91,96, 101, 102, 105-111, 149, 150, 

 1 82. 



Hydrospire-plate, 49, 50, 56, 92-94, 96, 104, 105, 109- 

 111, 125, 1S2. 



Hydrospire-pores, 42, 56-58, 61-63, 77, 78, 84, 86, 87, 

 92, 93, 96, 109, 110, 152, 242, 254. 



Hyoerinus, basals of, 14; covering-plates, of, 65 ; orals 

 of, 74 ; radials of, 22, 27. 



Hystrierinus, 9, 302. 



Iuterbasal sutures, 19-22, 33. 



Interdeltoid sutures, 43, 44, 51, 52. 



Interradial plates, 10, 23, 28-39, 72-74, 118, 119; of 

 Blastoidca, 10 ; of Codaster, 12, 23, 25, 29-33 ; 

 of Cyalhocrinus, 10, 23, 37, 40, 74, 75, 107 ; of 

 Elceaerinus, 12, 29, 35-39, 72-75 ; of Quet- 

 tardicrinus, 10 ; of Heteroschisma, 30-33 ; of 

 of Neocrinoidea, 10; of Ophiurids, 37, 38; of 

 Palfflocrinoidea, 38, 39; of Platyerinus, 10,37, 

 38, 72 ; of Rkodocrinus, 10 ; of Stephanocrinus, 

 26, 32,34, 35, 73, 74; of Thaumatocrinus, 10. 



Interradial ridge, 23. 



Interradial suture, 29, 33, 36. 



Ireland, Blastoidea of, 133. 



Irregolares, 122, 117, 294. 

 Irregularities of the calyx, 39-41. 

 Kentucky Astoria] Fossil, 2, L01. 

 Koninck, L. G. i\<-, 2, 277. 



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