INDEX. 



485 



MoUusca, 9, 66, 71. 



Mortensen, Theodor, 61, 63, 64, 65, 72, 79, 84, 85, 88, 96, 

 104, 110, 113, 117, 118, 119, 120, 136, 166, 171, 

 174, 176, 177, 199, 210, 213, 214, 216, 293, 415. 



inucronata, Archaeocidaris, 258, 267, 271, 



274. 



7nucroiialus, Archaeocidaris, 271. 



MuUer, Johannes, 262, 263, 363. 



miilleri, Lepidocentrus, 76, 225, 236, 286, 287, 289, 291. 



muensteriana, Archaeocidaris, 259, 280, 442. 



munsteriana, Archaeocidaris, 280. 



Cidaris, 280. 

 muenslerianus, Cidaris, 280. 

 miinsterianus, Archaeocidaris, 280. 



Eocidaris, 280. 



Lepidocentrus, 280, 442. 

 Muerchen (by error, 28), 468, 469, 491. (See Meuschen 



[F. C], 468.) 

 midleri, Lepidocentrus, 289. 

 muUipora, Melonites, 371, 375. 



Palaechinus, 375. 

 multiporus, Melonechinus, 9, 10, 16, 17, 18, 25, 50, 54, 

 55, 59, 60, 61, 67, 68, 70, 81, 148, 172, 226, 228, 

 229, 230, 231, 336, 355, 360, 361, 362, 363, 364, 367, 

 372, 375, 389, 390, 391, 392, 439. 

 multiporus, Melonites, 354, 369, 371, 375, 389, 

 munsteri, Eocidaris, 280. 

 munsterianus, Cidarites, 280. 



Echinocrinus, 280. 



Eocidaris, 280. 

 mutatus, Lovenechinus, 326, 335, 348. 

 mutatus, Oligoporus, 304, 335. 

 Myriastiches, 458. 



gigas, 458. 



Nautikis, 220. 



nerei, Archaeocidaris, 258, 262. 



nerei, Cidaris, 262. 



Cidarites, 262. 



Echinocrinus, 262. 



Palaeocidaris, 262. 

 7ierii, Archaeocidaris, 262. 

 neumayeri, Echinus, 119. 



Sterechinus, 119. 

 Xeumayr, Melchior, 88, 312, 407, 409. 

 Newberry, J. S., 261, 267, 268. 

 newberryi, Archaeocidaris, 258, 269. 

 nicobaricum, Aspidodiadema, 152, 1.53, 154. 

 nigra, Arbacia, 95, 114, 115, 148, 150, 1.52, 1.53, 1.58, 164, 



170, 187, 192, 194, 195. 

 nobilis, Lovenechinus, 73, 326, 335, 339. 

 nobilis, Melo7jopsis, 335. 



Oligoporus, 304, 335. 

 normannus, Polycyphus, 104, 155. 

 norwoodi, Archaeocidaris, 2.58, 270. 

 norwoodi, Cidarotropus, 270. 

 nutrix, Goniocidaris, 99, 100, 101, 102, 170. 



oblonga, Echinonietra, 146, 163. 



obovatus, Melonechinus, 32, 359, 361, 364, 373, 417, 444. 



Ohgoporus, 10, IS, 73, 181, 207, 209, 228, 233, 237, 301, 

 304, 325, 341, 350, 357, 360, 361, 365, 366, 369, 380, 

 381, 390, 409, 410, 412. 



bellulus, 351, 352. 



blairi, 304, 351, 354, 355. 



corevi, 304, 351, 353, 355. 



danae, 54, 228, 229, 230, 231, 304, 335, 350, 351, 353, 

 356, 491. 



giganteus, 410 



halli, 304, 351, 355. 



minutus, 351, 450. 



missouriensis, 52, 304, 337, 412. 



mutatus, 304, 335. 



nobilis, 304, 335. 



parvus, 365. 



soreili, 233, 410. 



sp., 355. 



sulcatus, 304, 351, 354. 

 Ophiurans, 16. 

 optatus, Discocystis, 458. 

 optalus, Echinodiscus, 458. 

 ornata, Archaeocidaris, 2.58, 267, 271, 274. 

 ornatus, Archaeocidaris, 267, 271, 274. 



Echinocrinus, 267, 271, 274. 

 Orthopsis, 104. 



miliaris, 105, 155. 



Osborn, H. L., 35, 39, 90. 



ourayensis, Archaeocidaris, 237, 2.58, 274. 



; ovatus, Ananchytes, 112, 148. 



ovum, Amblypncustes, 159. 



owstoni, Asthenosoma, 156. 



pacificus, Toxobrissus, 148. 



pahleni, Bothriocidaris, 34, 69, 77, 87, 88, 167, 210, 239, 



240, 242, 244. 

 pahleni, Botriocidaris, 242. 



Botryocidaris, 242. 

 Palaechinid, 64. 

 Palaechinidae, 88, 302, 363. 

 Palaechinus, 82, 288, 304, 311, 312, 396, 450. 



agassizi, 305, 457. 



burlingtonensis, 303, 312. 



carpenteri, 305, 458. 



danae, 356. 



elegans, 308, 332. 



ellipticus, 305, 307, 326, 329. 



gigas, 304, 321, 332, 346. 



gracilis, 303, 323. 



intermedius, 314. 



koenigi, 451. 



konigi, 451. 



koenigii, 450. 



konigii, 304, 305, 450, 451. 



konincki, 305, 451. 



lacazei, 304, 326. 



loveni, 305, 458. 



inultipora, 375. 



paradoxus, 270. 



phillipsiae, 316. - 



