828 



TEXT -BOOK OF PALEONTOLOGY 



Dipsaccus, bUd 

 Dipterocaris, 754 

 Diptychoceias, 653 

 Dischides, 510 

 Discina, 378 

 Discinisca, 378 

 Discinocaris, 75-t 

 Discinolejiis, 370 

 Discinopsis, 377 

 Discites, 604 

 Discitoceras, 604 

 Discocavea, 325 

 Discoceras, 600, 655, 668 

 Discoclymenia, 628 

 Discocyatlius, 95 

 Discocystis, 159 

 Discocytis, 323 

 Discodermia, 55 

 Discofacigera, 321 

 Discohelix, 527 

 Discoidea, 283 

 Discophyllites, 651 

 Discorbina, 32 

 Discors, 490 

 Discoseaphites, 670 

 Discosorus, 609 

 Discosparsa, 319 

 Discotarbus, 791 

 Discotroehus, 94 

 Discotropites, 638 

 Discotypa, 337 

 Disculina, 404 

 Disjectopora, 124 

 Distichites, 648 

 Distichoceras, 659 

 Distortrix, 555 

 Ditaxia, 325 

 Dithyrocaris, 753 

 Ditreniaria, 525 

 Ditvetus, 549 

 Dittmarites, 648 

 Dittopora, 339 

 Divaricella, 486 

 Dizygocrinns, 196 

 Dochraostoma, 290 

 Dolatocrinus, 191 

 Diilichocriims, 229 

 Doliclwpteron, 444 

 Dolichopterus, 783 

 Dolium, 555 

 Domatoceras, 60i; 

 Donacicardium, 484, 496 

 Donax, 496 

 Dorateuthis, 688 

 Dorsetensia, 660 

 Dorycrinus, 196 

 Dorydernia, 57 

 Dosinia, 492 

 Douvilleia, 566 

 Douvilleiceras, 669 

 Douvillina, 385 

 Dreissenia, 463 

 Dreissensiomva, 463 

 Drepauella, 738 

 Drepanites, 648 

 Drepanopterus, 784 

 Drillia, 563 

 Bromia, 765 

 Dryinadusa, 799 

 Drymotrypii, 340 

 Dualina, 439 

 Diimortieria, (i57 

 Duncanella, 82 

 Durga, 454 

 Dux, 438 

 Dyhowalddla, 320 

 Dyeria, 530 

 Dysagririii, 811 

 Dysaster, 292 

 Dyscolia, 404 

 Dystactella, 438 



Eastonia, 498 

 Eatonia, 397 

 Eburna, 556 

 Eccylioinplialus, 527 



Eceylioptems, 527 

 Ecliinarachnius, 288 

 Bchinaster, 252 

 Echinasterella, 251 

 Echinohrissns, 289 

 Echinocardium, 297 

 Echinocaris, 751 

 Echinochama, 478 

 Echinocorys, 292 

 Bchinocrepis, 298 

 Echinocyamus, 286 

 Echinocyphus, 282 

 Echinocygtites, 157, 299 

 Echinodiscus, 288 

 Echinoencrinus, 154 

 Ecliinognathus, 783 

 Ecliinolampas, 291 

 Ecliinometra, 283 

 Bchinoneus, 289 

 Echinopsis, 276 

 Eckinospatagus, 294 

 Echinosphaerites, 152 

 Echinostrephus, 282 

 Bohinotliuria, 278 

 Echinus, 281 

 Ectenocrinus, 212 

 Ectenodesina, 444 

 Bctolcites, 648 

 Ectomaria, 525 

 Edaphoceras, 607 

 Edentula, 447 

 Edmondia, 439 

 Edrioaster, 159 

 Edriocrinus, 206 

 Edtvardsocrin us, l'.i9 

 Egeria, 496. 

 Bgeta, 474 

 Ehrenbergina, 29 

 Eichwaldia, 396, 396 

 Eileticus, 793 

 Elaencrinus, 171 

 Elasmostoma, 71 

 Eleana, 798 

 Elder, 761 

 Eldonia, 313 

 Elea, 324 



Eleutherocaris, 752 

 Eleutherocrania, 379 

 Bleutherocrinus, 170 

 EHgmus, 451 

 Elkaiiia, 372 

 Ellipsactinia, 120 

 Ellipsoearis, 754 

 Ellipsocephalus, 717 

 ElHpsoidina, 29 

 Elliptocephala, 714 

 Elpe, 741 

 Blymella, 439 

 Elymocaris, 762 

 Emaiginula, 526 

 EinWa, 469 

 Embolus, 570 

 Eirieraldella, 776 

 Emileia, 663 

 Emmelezoe, 752 

 Emmonsia, 114 

 Emperoceras, 654 

 Euallhelia, 95 

 Enallociinus, 216 

 Endiitloxphen, 400 

 EnilUiuitiireras, 603 

 Eucuiloceras, 606 

 Encope, 288 

 Encrinurus, 723 

 Enn-inus, 225, 233 

 Endoceras, 595 

 Knd,,!ohus, 605 

 Endothyra, 33 

 Eiidoxocrinus, 233 

 Engoiioceras, 671 

 Enicliaster, 294 

 Ennalaster, 294 

 Ennei-wystis, 153 

 Eiiopleura, 150 

 Enoploceras, 606 

 Enoplochiton, 513 



Enoploclytifi, 763 

 Ensis, 496 

 Entalina, 510 

 Entaliopsis, 509 

 Entalis, 509 

 Entalium, 508 

 Entalopliora, 230 

 Enteletes, 383 

 Euteletoides, 383 

 Entodesnia, 468 

 Entoliuin, 458 

 Entoniidella, 741 

 Entomis, 741 

 Entoinocaris, 750 



Entnmnconchus, 742 



Bobuthus, 788 



Eoeicada, 815 



Eoeidaris, 300 



Eocyclina, 492 



Eocystites, 151 



Eodiadenia, 276 



Bodiscus, 711 



Eoharpes, 711 



Eoluidia, 255 



Eooholus, 372 



Eoortliis, 381 



Eophrynus, 791 



Eophyton, 134 



Eopteria, 439, 733 



Eoscoipius, 78S 



Eosphaeroiiia, 758 



Bospirifer, 411 



Bo.stiuphomena, 384 



Eotrochus, 543 



Eotrophonia, 137 



Eozoon, 37 



Epactocrinus, 219 



Ephemera, 809 



Epliippioceras, 604 



Epliip]>inni, 461 



Ephippodoiita, 4SS 



Epiaster, 294 



Epicyrta, 407 



Episageceras, 633 



Episiphon, 509 



Epismilia, 97 



Epithyrls, 402, 403 



Epitonium, 538 



Erato, 554 



Eremites, 618 



Brenioceras, 611 



Eretmocrinus, 195 



Brettopterus, 7S5 



Eriohthus, 769 

 Eridophyllum, 84 

 EridorthU, 381 

 Bridotrypa, 329, 335 

 Erinocystis, 155 

 Briphyla, 472 

 Briptyclia, 567 

 Brisocrinus, 225 

 Brodona, 499 

 Ervilia, 498 

 Brycina, 488 

 Erycinella, 488 

 Eryma, 763 

 El-yon, 7t)2 

 Eryx, 498 

 Bscasona, 735 

 Eitchara, 350 

 EscliarUes, 824 

 Bscharoijora, 345 

 Estheria, 734 

 Estheriella, 734 

 Estlioniopora, 336 

 Estonioceras, 607 

 Etallonia, 566, 763 

 Btheria, 455 

 Btlieridgaster, 251 

 Btheridgia, 68 

 Etlieridgina, 391 

 EilniiiipliyUnia, 105 

 Ktisus, 767 

 Etyus, 767 

 Eublejitus, 79ii 

 Eucaenus, 301 



Jluealathis, 404 

 Eucalytoerinus, 192 

 Euchxris, 469 

 Euchasma, 439, 733 

 Eiichilotheca, 571 

 Buchirocriniis, 213 

 Buchrysalis, 538 

 Euciroa, 469 

 Bucladia, 255 

 Eucladoorinus, 200 

 Buconactaeon, 566 

 Buconia, 525 

 Bucorystes, 765 



Eucratea, 348 



Eucrinus, 187 



Eucucloderaa, 381 



Eucyclus, 530 



Eucymba, 561 



Eucyrditium, 44 



Eucysti.s, 155 



Eueythara, 564 



Budea, 69 



Eudesella, 388 



Eudesia, 406 



Eudesicrinus, 241 



Budoxochiton, 513 



Eugeniacrinus, 239 



Eugereon, 817 



Eugyrina, 55 



Euhelia, 95 



Eulimella, 537 



Euloma, 715 



Bulophoceras, 672 



Euiiiegalodoii, 454 



Bumetria, 414 



Eumicrutis, 448 



Eunella, 402 



Bunema, 530 



Eunicites, 139 



Bunoa, 377 



En,obolus, 371 



Euomphalopterus, 527 



Buomphalus, 527 



Eupachycrinus, 224 



Eupatagus, 297 



Eupera, 475 



Euphemus, 523 



Euphoberia, 793 



Euphyllites, 652 



Euproiips, 774 



Eupsammia, 105 



Euractinella, 418 



Euraphia, 747 



Burhodia, 290 



Euryale, 255 

 Bury care, 715 

 Eurychilina, 738 

 Eurydictya, 345 

 Eurymya, 462 

 Eurynoticeras, 667 

 Buryocrinus, 205 

 Eurypneustes, 282 

 Eurypterella, 783 

 Eurypterus, 782 

 Eurysoma, 783 

 Eurystomites, 600 

 Eusarcus, 783 

 Eusiphonella, 70 

 Buspilopora, 345 

 Buspira, 543 

 Euspirocriiuis, 218 

 Bustoma, 650 

 Bustylus, 537 

 Eutaxocrinus, 205 

 Eutermes, 804 

 Enthemon, 255 

 Euthria, 567 

 Buthydesma, 439 

 Euthyris, 417 

 Eutomoceras, 646 

 Eutrephoceras, <)07 

 Eutrochocrinns, 196 

 Euzonus, 792 

 Bvactinopora, 346 

 Exapii.nurus, 777 

 Bxelissa, 549 



