REPORT ON THE CRINOIDEA. 



4:35 



EmeJuUata, 151, 196. 

 Encrinida;, 142, 187. 

 Eiicrinites duhius, 294. 



Encnnus, 25, 34, 35, 48, 49, 51, 117, 125, 126, 142, 

 143, 145, 149, 150, 152-155, 230, 272, 

 275, 284, 294-296, 300, 340, 363, 394, 

 395. 

 beyrichi, 270, 295. 

 caput-Mediism, 274, 300. 

 (jracilis, 37, 153. 

 liliifurmis, 294. 

 pentadinus, 295. 

 Epizygal, 4, 50, 219. 

 Erisocrinus, 150, 152-154. 

 Eucalyptocrinus, 151, 157, 160, 195, 400. 



crassas, root of, 20. 

 Eucrinoidea, 186-189. 

 Eadeskrinus, 10, 143, 149, 161, 202, 205; systematic 



position of, 213-216. 

 Endiomnus, 36, 47, 58, 68, 137, 138, 140, 143, 291, 

 373. 

 o.tlanticus, 47, 127. 

 indivisus, 47, 48, 58, 127, 137. 

 japonicus, 47, 109, 127, 339, 378. 

 srmj)eri, 36, 47, 127. 

 varians, 47, 58, 127. 

 Eugeniacrinidae, 142, 216. 

 Eiujeniacrinite.% 245: 



Ewjeniacrinus, 68, 131, 142, 161, 211, 214, 227, 247, 

 248. 

 mayalis, 215. 

 pyrifoi~niis, 247. 

 Eiipachycrinus, 46, 153, 154. 



Extmcrinux, 8, 30, 34, 41, 43, 51, 59-61, 76, 131, 143, 

 145, 149, 150, 154, 181-183,271, 272, 

 274-278, 281, 288, 296-299, 308, 371, 

 394, 395; arms of, 59-61, 224, 277, 

 278 ; caly.x of, 274-276 ; geological 

 range of, 296-298 ; stem of, 276, 277, 

 287. 

 hriareus, 20, 22, 54, 55, 81, 131, 274, 



275, 278, 296, 297, 313. 

 siibangularid, 16, 22, 30, 54, 274, 277, 413. 

 Food of Crinoids, 132, 133. 

 Food-grooves, 56, 64, 68, 69, 77-85, 92, 156, 163- 



166, 173, 180, 236, 415. 

 Free rays of Iclithyocrinidse, 181 ; of Platycrinus, 177. 

 Genital canal, 96, 209. 



Genital cord, 61, 63, 108, 110, 111, 209, 210. 

 Genital glands, 56, 57, 61, 63, 83, 108-111, 220. 



Genital plates of Echini, 2, 168, 169, 172, 393-398, 403. 

 Genital vessels, 97-100, 105, 108, 109. 

 Geographical range of Crinoiils, 136, 137. 

 Gissocrinus, 66, 174. 



punctuostig, ambulacra of, 65. 

 Glyptocrinus, 183-185. 



decadad!/hi..s, 183. 

 sdiaffuri, 20. 

 Glyptocystites, 20. 

 Goniaster, 245. 



Growing point of arms, 56, 59, 60, 400. 

 Guettardicrimis, 39, 146, 149-152, 181, 289. 

 Gymnocrinui<, 143, 216. 

 Habits of Crinoids, 130-132. 

 Habrocrinus, 66, 180. 

 Haplocrinus, 54, 157-159, 163, 164, 167, 170, 171. 



mespiliformis, 158. 

 Heterocrinus, 42, 45, 53, 154, 267, 363. 

 const ridns, 53, 224. 

 simjilex, 53, 224. 

 HexacrimM, 39, 176, 217. 

 Holopidaj, 197, 216, 386. 

 Holopocrinids, 211. 

 Holopodidffi, 142, 143, 195, 217. 

 Holopm, 38, 48, 127, 131, 141, 143, 14.5, 149, 155, 

 159-161, 172, 18.5, 197, 198-217, 386, 

 388. 

 Arm-joints of, 207, 209 ; axial cords of, 119, 

 209, 236 ; bivium and trivium of, 202, 

 207; calyx of, 33, 36, 199-204, 213; 

 colouring matter of, 129, 204, 210 ; genital 

 glands of, 63, 110, 210; geographical and 

 bathymetrical distribution of, 133-138, 

 140, 141 ; oral plates of, 70, 72, 95, 156, 

 198, 208; pinnules of, 207, 208; second 

 and axillary radials of, 204-206 ; system- 

 atic position of, 211-217 ; tentacles of, 208. 

 ranrji, 199-208, 380, 381, 384, 385, 386, 

 388, 389 (Pis. i.-vb.; PL vc. tigs. 1-3). 

 tlyhocystites, 191. 



Hydrospires of Blastoidea and Cystidea, 194. 

 Hyocrinidae, 31, 217, 223, 386. 



Ilyocrinus, 48, 54, 60-62, 73, 83, 134, 142, 146, 149, 

 15.5, 160, 161, 176, 179, 181, 185, 208, 

 217, 218, 219, 221, 222, 234, 236, 242, 

 267, 289, 371, 386, 388, 391, 392; arms 

 of, 52, 53, 219, 224; calyx of, 33, 36, 218, 

 223 ; covering plates of, 74, 220 ; genital 

 glands of, 109, 220 ; geograpliical and 

 bathymetrical distribution of, 137-140; 



