856 



BULLETIN S2, UNITED STATES NATIONAL MUSEUM 



Pentametrocrinus, 430, 431, 742, 766, 767, 768, 

 769, 776, 779, 780, 781, 782, 783, 786, 787 

 (key), 797, 804, 817, 836. 

 ("Eudiocrinus"), 781. 

 atlanticus, 781, 787, 7SS. 

 (Eudiocrinus) atlanticus, 790. 

 diomedeae, 787, 794, 810. 

 japonicus, 593, 781, 787, 788, 794, 796, 799 



(fig.), 802 (table), 804, 807, 810. 

 scmpcrei, 803. 

 seinperi, 779, 781, 783, 787, 791, 795, 797, 



798, 801, 802 (table), 804 (fig.), 

 tuberculatus, 781, 787, 810, 836. 

 varians, 593, 779, 781, 783, 787, 799, 804, 

 812, 817, 830. 

 Pentametrocrinus sp., 777, 782, 805, 810. 

 Pentametrocrinus, subgenus, 790. 

 Perissometra, 452. 



Perometra, 39, 40, 457, 459, 461, 462 (key), 470, 

 473, 487, 500. 

 afra, 459, 400, 462, 463 (fig.), 464, 474, 506. 

 angustiradia, 473. 

 diomedeae, 460, 462, 464, 465 (fig.), 409, 



470, 471, 473, 476, 478, 838. 

 elongata, 464, 501. 

 pusilla, 1, 20, 462, 464, 469, 473. 

 robusta, 462, 470, 471 (fig.). 

 Perometrinae, 1, 20, 42, 43, 269, 324, 467, 461 



(key), 479, 506, 596, 651, 814. 

 perplexa, Antedoii, 292, 294, 299, 301, 308, 309. 

 Florometra, 299, 313, 317, 318. 

 Ileliometra, 299. 

 perspinosa, Colobometra, 177. 

 pes-pelccani, Aporrhais, 264. 

 petasoides, Antedon, 124, 260. 

 Antedon adriatica, 260. 

 .\ntedon adriatica f., 260. 

 petasus, Alecto, 120, 130, 142, 185. 



Antedon, 22, 42, 45, 47, 48, 50, 51, 92, 93, 

 110, 120, 121, 122, 123, 124, 125, 126, 

 128, 129, 130, 153, 189, 193, 194, 198 

 (fig.), 232, 233, 239, 245, 246, 260, 576, 

 722. 

 Antedon (Alecto), 132. 

 Comatula, 130, 186. 

 Comatula (Alecto), 1.30, 131. 

 phalanginus, Antedon, 555. 

 phalangium, Alecto, 552, 553, 555, 562, 564, 

 575, 590. 

 Antedon, 554, 562, 564, 575, 590, 713. 

 Antedon (Leptometra), 565. 

 Comatula, 553, 562. 

 Comatula (Alecto), 553, 555. 

 Leptometra, 252, 253, 344, 406, 492, 494, 

 653, 565, 566, 567 (fig.), 568, 570, 572, 

 594, 835, 836, 838. 



Phrixometra, 20, 537, 618, 646, 047, 650, 651, 

 652, 663, 654 (key), 695, 837. 

 eidgua, 654, 658, 659 (fig.), 

 longipinna, 652, 654, 055, 678. 

 longipinna antarctica, 654, 656, 661, 837. 

 longipinna var. antarctica, 656. 

 longipinna longipinna, 654, 665. 

 nutrix, 548, 652, 654, 655, 661, 836, 837. 

 rayneri, 652, 654, 655, 664, 665, 837. 

 Phytocrinus, 118, 128. 



europaeus, 185. 

 picta, Tropiometra, 171, 234. 



Trop'iometra carinata, 234, 246. 

 plana, Thaumatometra, 743, 764. 



Trichometra, 764. 

 Pleuronectes micracephalus, 181, 209. 

 Plocamium, 372. 

 Podocerus anguipes, 392. 

 poecila, Monilimetra, 55, 57. 



Toxometra, 52, 65. 

 Poliometra, 49, 350, 409, 492, 494, 495, 506, 

 572, 591, 651, 698, 804. 

 prolixa, 246, 343, 351, 389, 391, 392, 404, 

 407, 409, 492, 493, 494, 551, 552, 564, 

 571, 572, 673, 579 (fig.), 600, 601, 701, 

 712, 714, 721, 748, 804, 817. 

 prolixa var. groenlandica, 576, 579, 591. 

 prolixa var. siberica, 576, 579, 591. 

 Polysiphonia, 372. 

 polytcs, Euantedon, 100, 105, 106. 

 Posidonia, 232, 254. 



pourtalesi, Atelecrinus, 824, 825, 830, 831. 

 Primnoa, 390, 392. 



profundorum, Psathyrometra, 512, 514, 515. 

 prolixa, Antedon, 554, 573, 574, 590, 700, 712, 

 713. 

 Hathrometra, 131, 349, 407, 564, 575, 591, 



713. 

 Hathrometra (Antedon), 576. 

 Heliometra, 577. 

 Peliometra, 410, 576. 

 Peliometra (sic), 592. 



Poliometra, 246, 343, 351, 389, 391, 392, 

 404, 407, 409, 492, 493, 494, 551, 552, 

 .564, 571, 572, 573, 579 (fig.), 600, 601, 

 701, 714, 721, 748, 804, 817. 

 Promachocrinus, 39, 40, 127, 193, 201, 245, 285, 

 286, 287, 288, 289, 290, 292, 293, 294, 

 340, 414, 419, 420, 428, 430, 447, 448, 

 625, 767, 769, 780, 781, 836, 837. 

 (Anthometra), 448. 

 (Florometra), 292. 

 (Promachocrinus), 430. 

 (Solanometra), 419. 



