4 ;6 



GENERAL INDEX 



Salem beds, 12. 



■ Sampson, F. A., collection, 7. 



Sardeson, F. W., 8. 



■ Schultze, L., collection, 3. 



Scotch carboniferous, 13. 



Scyphocrinus, 9. 



Sedgwick Museum, Cambridge, Eng., 3. 



Shumard, B. F., collection, 7. 



Silurian, 8. 



Spergen Hill, 11. 



■ Springer, Frank, 8, 11. 



St. Louis Academy of Science, 7. 



St. Louis group, 11. 



St. Paul, Indiana, 8, 13, 15. 



Stiirtz, B., collection, 3. 



Tennessee, western, 9, 11, 134, 135. 



Thieme, O., collection, n, 331. 



■ Tiffany, collection, 10. 



■ Toronto University, 7, 280. 



Tournai, Belgium, 11. 



■ Trautschold, H., 13. 



Trenton group, 8. 



Troost, G., collection, 5. 



LTintacrinus, 11. 



LUrich, E. O., collection, 5 



United States National Museum, 4, 5. 



Upper Carboniferous, 13. 



Van Home, Sir William, collection, 7, 286. 



Victoria Memorial Museum, Ottawa, 7. 



Wachsmuth, Charles, 6, 11. 



Waldron formation, 8, 13. 



Warsaw group, 12. 



Washburn, C. C, collection, 8. 



Waterford County, Ireland, 11. 



■ Waverly group, 10. 



Wenlock group, 9. 



Wetherby, A. G., collection, 8, 12. 



White, C. A., collection, 11. 



White's Creek, Tennessee, 11, 14. 



Worthen, A. H., collection, 7. 



Wright, James, Jr., collection, 3. 



Yale L T niversity Museum, 6. 



Yandell. L. P., collection, 7. 



■ Yorkshire, England. 11. 



Zahoran, Bohemia, 8. 



Zeller, M., collection, 12. 



Collectors, 3-15. 



Collett, J., 400. 



Column or Stem, 20, 27-31, 35, 189, 191, 240, 376, 

 388, 400, 401, 420, 434. 



attachment, 28, 156, 368. 



characters, 29, 30, 400. 



cirri, 28. 



in Mesozoic and Recent, 30, 107. 



mode of growth, 29. 



no angular in Flexibilia, 21. 



Columnals, fusion of upper, 29, 102, 119, 240. 

 Comactinia, 49, 54, 64, 80. 



larval stages, 80-87. (Pis. B, figs. 1-10; C, 



figs. 10-7). 



meridionalis, 79, 80, 83. 



Comanthus, 72. 

 Comatula, 54. 

 Comatulids, 30, 63, 79, 91. 

 Concave base, 305, 308. 

 Conrad, T. A., 265, 278. 

 Costals, distichals, etc., 19, 21. 

 Cotylecrinus, 448. 

 Covering plates, 21. 

 Crantz, C. H., 17. 



Crawfordsville, Indiana, 12, 13, 14, 24, 399, 416. 



Cretaceous, 13. 



Crinoid, skeletal elements, 74. 



Crinoidea, primary divisions, 105. 



Cromyocrinus, 438. 



Crook, A. R., 17. 



Crown, 20, 74. 



Cryptobasalia, 307, 379. 



Cryptodicyclic, 277. 



Cupressocrinus, 36, 453. 



Cupulocrinus, 56, 57, 88, 89, 90, 91, 207, 210, 345, 453. 



humilis, 89. (PI. LXXV, figs. 5). 



jewetti, 89. (PI. LXXV, figs. 20-4). 



minimus, 88. (PI. LXXV, figs. 6a, b). 



tuberculatus, 209. 



Curious Fossil, 273. 

 Cyathidium, 448. 

 Cyathocrinites, 207, 209, 363. 



pyriformis, 273, 277. 



■ scrobiculatus, 183. 



■ tiaraeformis (tiariformis), 320, 325. 



tuberculatus, 209, 273, 305, 384. 



Cyathocrinus, 46, 57, 176, 207. 



blairi, 196. 



■ brachydactylus, 360. 



• interbrachiatus, 212. 



(Isocrinites) macrodactylus, 374, 380. 



maxvillensis, 47. 



■ nobilis, 394. 



■ pisiformis, 135. 



polydactylus, 439. 



pusillus, 130, 132. 



pyriformis, 273, 279. 



rhcnanus, 360. 



tuberculatus, 24, 209, 270, 361, 377. 



■ waukoma, 140. 



Cydonocrinus, 51, 454. 

 Cyrtidocrinus, 125, 127. 



facie tat us, 133. 



Dactylocrinidae, 46, 305. 



Dactylocrinus, 46, 86, 304-307, 335, 360. (Text- 

 fig. 40). 



concave base, 305, 308. 



heterotomous arms, 304. 



the species of, 307. 



alpena, 312. (PI. XLI, figs. 10a, b). 



beyrichi, 311. (PI. XLI, figs. 3-46). 



concavus, 309. (PI. XLI, figs. 70-9). 



excavatus, 308. (PI. XLI, figs. $a-6c). 



oligoptilus, 306, 310, 311, 312. (PI. XLI, figs. 



ia-2). 



tardus, 313. (PI. XLI, fig. 11). 



Damon, Robert, 9. 



Degenerate tendency in Amphicrinus, 335, 338, 340. 



De Koninck and Le Hon, 226, 228, 241, 244, 378. 



Dendrocrinus, 56, 87, 208. 



Descriptions, characters in, 129, 271. 



Devonian, 9, 312, 357, 379. 



Dextrorse asymmetry, 63, 191, 194. 



Dichocrinus polydactylus, 423. 



Dichotomous branching, dichotomy, 20, 46, 73. 



