828 



TEXT -BOOK OF PALE0NT0L0C4Y 



Dipterocuris, 754 

 Diptvcliocci-as, (yh'.i 

 Disciiidi's, rüO 

 Disciiia, ;i7S 

 Disciiiiscii, 378 

 Disciiiocaris, 754 

 Discinolepis, 376 

 Discinopsis, 377 

 Ducites, 604 

 Discitocems, 604 

 Discocavea, 325 

 Discoceras, 600, 655, 

 Discoclynienia, 628 

 Discocyathus, 95 

 Discocystis, 159 

 Discocytis, 323 

 DisccKlermia, 55 

 Di.scofacigera, 321 

 Discohelix, 527 

 Discoidea, 283 

 Discophyllites, 651 

 Discorbina, 32 

 Discors, 490 

 Discoscapliites, 670 

 Discosuinis, 609 

 Discosparsa, 319 

 Discotarbus, 791 

 Discotrochus, 94 

 Discotropites, 638 

 Discotypa, 337 

 Disculiiia, 404 

 I)isjectx)pora, 124 

 Distichites, 648 

 Distichoceras, 659 

 Distortrix, 555 

 Ditaxia, 325 

 Dithyrocaris, 753 

 Ditremaria, 525 

 Ditretus, 549 

 Dittniarites, 648 

 Dittopora, 339 

 Di Varicella, 486 

 Dizygocrinns, 196 

 Dochinostoma, 290 

 Dolatocrinus, 191 

 Dolichocrinus, 229 

 Dolichopteron, 444 

 Dolichopterus, 783 

 Dolium, 555 

 Domatoceras, 606 

 Donacicardium, 484, ■ 

 Donax, 496 

 Dorateuthis, 688 

 Dorsetensia, 660 

 Dorycrinus, 196 

 Dorydenna, 57 

 Dosinia, 492 

 Douvilleia, 566 

 Douvilleiceras, 669 

 Douvillina, 385 

 Dreissenia, 463 

 Dreissensiomya, 463 

 Drepaiiella, 738 

 Drepanites, 648 

 Drepanopterus, 784 

 Urillia, 563 

 Droinia, 765 

 Dryinadusa, 799 

 DryvMtryjKi, 340 

 üualina, 439 

 Dumortieria, 657 

 Duiicanella, 82 

 Durga, 454 

 Dux, 438 

 Dylmvskielld, 329 

 TJyeria, 530 

 Dysagrion, 811 

 Uysaster, 292 

 Dyscolia, 404 

 Dystack'lla, 438 



Eastonia, 498 

 Eatonia, 397 

 Kburna, 556 

 Eccylioiiiphalus, 527 



Eccyliopterus, 527 

 Echiiiarachnius, 2SS 

 Bcliinaster, 252 

 Ecliinasterella, 251 

 Kchinohrissus, 289 

 Echinocardium, 297 

 Echinocaris, 751 

 Echinochama, 478 

 Echinocorys, 292 

 Ecliinocrei)is, 298 

 Echinocyamus, 286 

 Echinocyphns, 282 

 Echinocystites, 157, 299 

 Echinodiscus, 288 

 Echinoencrinus, 154 

 Echinognathus, 783 

 Echinolampas, 291 

 Echinometra, 283 

 Echinoneus, 289 

 Echinopsis, 276 

 Kchinospatagus, 294 

 Echinosphaerites, 152 

 Echinostrephus, 282 

 Echinothuria, 278 

 Echinus, 281 

 Ectenocrinus, 212 

 Ectenodesvm, 444 

 Ectolcites, 648 

 Ectomaria, 525 

 Edaplioceras, C07 

 Edeiitula, 447 

 Edmondia, 439 

 Edrioaster, 159 

 Edriocrinus. 206 

 Edwardsocrinus, 199 

 Egeria, 496. 

 Egeta, 474 

 Ehrenbergina, 29 

 Eichwaldia, 396, 396 

 Eileticus, 793 

 Elaeacrinus, 171 

 Elasmostoma, 71 

 Elcana, 798 

 Eider, 761 

 Eldonia, 313 

 Elea, 324 



Eleutherocaris, 752 

 Eleutherocrania, 379 

 Eleutherocrinus, 170 

 Eligmus, 451 

 Elkania, 372 

 Ellipsactinia, 120 

 Ellipsocaris, 754 

 BUipsocephalus, 717 

 Ellipsoidina, 29 

 Elliptocephala, 714 

 Elpe, 741 

 Elymella, 439 

 Elymocaris, 752 

 Emarginula, 526 

 Embla, 469 

 Embolus, 570 

 Emeraldella, 776 

 Emileia, 663 

 Emmelezoe, 752 

 Emmonsia, 114 

 Emperoceras, 654 

 Enallhelia, 95 

 Enallocrinus, 216 

 Enantiosphen, 400 

 Enclimatoceras, 603 

 Encoiloceras, 606 

 Encope, 288 

 Encrinurus, 723 

 Encrinus, 225, 233 

 Endoceras, 595 

 Kndolohus, 605 

 Endothyra, 33 

 Bndoxocrinus, 233 

 Engonoceras, 671 

 Enicliaster, 294 

 Ennalaster, 294 

 Ennmcystis, 153 

 Enopleura, 150 

 Enoplocera.s, 606 

 Enoplochiton, 513 



Enoploclytia, 763 

 Eiisis, 496 

 Entalina, 510 

 Entdliopsis, 509 

 Entalis, 509 

 Entalium, 508 

 Entalophora, 230 

 Enteletes, 383 

 Enteletoides, 383 

 Entodesma, 468 

 Entolium, 458 

 Bntomidella, 741 

 Entomis, 741 

 EntoMocaris, 7ö0 

 Eiitomoconchus, 742 

 Eobuthus, 788 

 Eocicada, 815 

 Eocidaris, 300 

 Eocyclina, 492 

 Eocystites, 151 

 Bodiadenia, 276 

 Eodiscus, 711 

 Eoharpes, 711 

 Eoluidia, 255 

 Eooholus, 372 

 Boorthis, 381 

 Eophrynus, 791 

 Eophyton, 134 

 Eopteria, 439, 733 

 Eoscorpius, 788 

 Eosphaeroma, 758 

 Eospirifer, 411 

 Eostrophomena, 384 

 Botrochus, 543 

 Eotrophonia, 137 

 Bozoon, 37 

 Epactocrinus, 219 

 Ephemera, 809 

 Ephippioceras, 604 

 Ephippium, 461 

 Ephippodonta, 488 

 Epiaster, 294 

 Epicyrta, 4Ü7 

 Episageceras, 633 

 Episiphon, 509 

 Epismilia, 97 

 Epithyris, 402, 403 

 Epitonium, 538 

 Erato, 554 

 Eremites, 648 

 Eremoceras, 611 

 Eretmocrinus, 195 

 Erettopterus, 785 

 Erichthus, 769 

 Eridophyllum, 84 

 Eridorthis, 381 

 Eridotrypa, 329, 335 

 Ennocystis, 155 

 Eriphyla, 472 

 Eriptycha, 567 

 Brisocrinus, 225 

 Erodona, 499 

 Brvilia, 498 

 Erycina, 488 

 Erycinella, 488 

 Eryma, 763 

 Eryon, 762 

 Eryx, 498 

 Esoasona, 735 

 Eschara, 350 

 Esclmrites, 324 

 Escharopora, 345 

 Estheria, 734 

 Estheriella, 734 

 Esthoniopora, 336 

 Estonioceras, 607 

 Etallonia, 566, 703 

 Etheria, 455 

 Etheridgaster, 251 

 Etheridgia, 68 

 Etheridgina, 391 

 Ethviophyllum, 105 

 Etisus, 767 

 Etyns, 767 

 Bubleptus, 796 

 Eucaenus, 801 



I Bucalathis, 404 

 Eucalytocrinus, 192 

 Eucluirii^, 469 

 Eucluisma, 439, 733 

 Euchilotheca, 571 

 Eiichirocrinns, 213 

 Euclirysalis, 538 

 Euciroa, 469 

 Eucladia, 255 

 Eiicladocrinus, 200 

 Euconactaeon, 566 

 Euconia, 525 

 Eucorystes, 765 

 Eucratea, 348 

 Encrinus, 187 

 Eucuclodema, 381 

 Eucydus, 530 

 Eucymba, 561 

 Eucyiditium, 44 

 Encystis, 155 

 Eiicythara, 564 

 Eudea, 69 

 Budesella, 388 

 Budesia, 406 

 Budesicrinus, 241 

 Eudoxocliiton, 513 

 Bugeniacrinus, 239 

 Eugereon, 817 

 Bugyrina, 55 

 Bulielia, 95 

 Bulimella, 537 

 Euloma, 715 

 Eulophoceras, 672 

 Eumegalodon, 454 

 Eumetria, 414 

 Eumicrotis, 448 

 Eunella, 402 

 Eunema, 530 

 Bunicites, 139 

 Bunoa, 377 

 Euubolus, 871 

 Euomphalopterus, 527 

 Buomphalus, 527 

 Bupachycrinus, 224 

 Eupatagus, 297 

 Eupera, 475 

 Buplienius, 523 

 Euphoberia, 798 

 Buphyllites, 652 

 Euproöps, 774 

 Eupsaininia, 105 

 Euractinella, 418 

 Euraphia, 747 

 Burhodia, 290 

 Euryale, 255 

 Burycare, 715 

 Eurychilina, 738 

 Burydictya, 345 

 Burymya, 462 

 Burynoticeras, 667 

 Buryocrinus, 205 

 Burypneustes, 282 

 Burypterella, 783 

 Eurypterus, 782 

 Eurysoma, 783 

 Burystomites, 600 

 Busarcus, 783 

 Eusiphonella, 70 

 Euspilopora, 345 

 Buspira, 543 

 Buspirocrinus, 218 

 Eustoma, 550 

 Bustylus, 537 

 Eutaxocrinus, 205 

 Eutermes, 804 

 Buthemon, 255 

 Buthria, 557 

 Eutliydesma, 439 

 Exdhyris, 417 

 Eutonioceras, 646 

 Eutrephoceras, 607 

 Butiocbocrinus, 196 

 Euzonus, 792 

 Evactinopora, 346 

 Exapinurus, 777 

 Exelissa, 549 



