824 



TEXT -BOOK OF PALEONTOLOGY 



Anopaea, 447 

 Anoplia, 389 

 Anoploceras, 606 

 Anoplophora, 452 

 Anoplotheca, 41G 

 Anoptychia, 537 

 Antalis, 509 

 Antedon, 236 

 Antheiuocrinus, 189 

 A7tt!iocrinus, 216 

 Antlioeystis, 153 

 Anthonyia, 474 

 Anthracochiton, 512 

 Antluacomartus, 791 

 Anthracomya, 452 

 AnUiraconectes, 783 

 Anthracopeltis, 774 

 Anthracopliaiisia, 759 

 Anthramjite.ra, 451 

 Anthracosia, 451 

 Antlirapalaeiiion, 757 

 Antinomia, 403 

 Antipleura 439 

 Antiptychia, 407 

 Antirhynchondla, 394 

 Antocyrtis, 44 

 Anuscula, 440 

 Aorocrinus, lOtl 

 Aparchites, 737 

 Apasmophyllnm, 84 

 Aphanaia, 440 

 Aplieleceras, 604 . 

 Aplietoceras, 600 

 Aphragmites, 59(3 

 Aphrostroma, 124 

 Aphj/llHe.s, 630 

 Apioceras, 611 

 Apiocrinus, 230 

 Apiocystites, 154 

 Apion, 805 

 Aplocems, 608 

 Aiiorrhais, 551 

 Apricaidia, 477 

 Apsendesia, 321 

 Aptychopsis, 754 

 Aptyxiella, 549 

 Aptyxis, 549 

 Apiis, 733 

 Arachnocrimis, 219 

 Arachnocystites, 152 

 Arachiioides, 288 

 Araeacis, 96 

 Arbacia, 281 

 Arbnscvlites, 390 

 Area, 443 

 Ai-ainopora, 346 

 Arcestes, 642 

 Arcliaediscus, 34 

 Archaeocidaris, 300 

 Arcliaeocrimis, 188 

 Archaeocyathua, 105 

 Archaeolepas, 744 

 Arcliaeoniscus, 758 

 Archaeoplax, 767 

 Archaeoscyphia, 53 

 Arcliaeospliaerina, 37 

 Areharenicola, 139 

 Aixhasterias, 248 

 Arcliegetes, 813 

 Archegocimex, 818 

 Archegocystis, 155 

 Archidesmus, 793 

 Archimedes, 341 

 Archinacella, 520 

 Archiorhyncliii.f, 805 

 Architarbus, 791 

 Arcliitectoiiica, 538 

 Architipiila, 815 

 Arcliiiilus, 793 

 Arcomya, 4(;6 

 Arcomyopsis, 438 

 Arcopagia, 494 

 Arctitii'ta, 387 

 Arenicola, 141 

 Arethusina, 715 

 Argas, 753 



Argnstar, 248 

 Argia, 811 

 Argina, 443 

 Argoiiauta, 688 

 Argopatagus, 297 

 Argyrotliea, 365 

 Argyrotheca, 405 

 Aricardium, 490 

 Arieticeras, 658 

 Arietites, 655 

 Aristerella, 462 

 Aristocystites, 150 

 Aristozoe, 752 

 Arnioceras, 655 

 Arpadites, 648 

 Arrhoges, 551 

 Artemis, 492 

 Arthaberites, 635 

 Arthracantha, 200 

 Arthraster, 251 

 Arthroclema, 343 

 Arthrolycosa, 790 

 Artluoiiliycus, 141 

 Artliropleura, 758 

 Arthropora, 345 

 Arthrorachis, 710 

 Arthrostyhis, 342 

 Arystidicta, 61 

 Asaphellus, 719 

 Asaphis, 495 

 Asajjhus, 719 

 Ascidaspis, 722 

 Ascoceras, 596 

 Ascocystites, 160 

 Ascodictyon, 31S 

 Asemoblatta, 803 

 Aspenites, 634 

 Aspergillvm, 468 

 Aspidiscus, 99 

 Aspidites, 645 

 Aspidocaris, 754 

 Aspidoceras, 665 

 Aspidodiadema, 276 

 Aspidophylluiii, 86 

 AsiJidoiJOia, 333 

 Aspidosoma, 249 

 Aspidotliyris, 401 

 Aspidura, 256 

 Assilina, 36 

 Assiiiiinea, 545 

 Astacus, 764 

 Astarte, 472 

 AfitartopHs, 457 

 Asteractinella, 62, 63 

 Asterias, 247, 252 

 Asteriatites, 237 

 Asteiina, 251 

 Asteroblastus, 167 

 Asteroceras, 655 

 Asteroorinus, 201 

 AstPi'oderrna, 57 

 Asteropyge, 726 

 Ast}ienodonta, 452 

 Astlienosoma, 278 

 Asthenothaerus, 467 

 Astieria, 664 

 Astraemorpha, 104 

 Astraeospongia, 62 

 Astraliuiii, 528 

 Astrangia, 98 

 Astreopora, 108 

 Astrlielia, 95 

 Astrocladia, 55 

 Astrocnida, 255 

 Astrocoenia, 101 

 Astrocoma, 237 

 Astroconia, 62 

 A!<tromnn^, 172, 190 

 Astrocystitps, 160 

 Astroides, 76, 106 

 Astropecten, 247, 249 

 Astrophytov, 255 

 Astropyga, 278 

 Astrorhiza, 24 

 Astylucrinus, 224 

 Astylomanun, 56 



Astylospongia, 55 

 Asyiiiptoceras, 616 

 Atactodea, 498 

 Atactopora, 333 

 Atactoporeila, 331 

 Atd.nister, 248 

 Ataxioceras, 664 

 Ataxocrinus, 213 

 Ateleocystites, 150 

 Atelestocrimis, 218 

 Atergatis, 767 

 Athleta, 561 

 Athyris, 417 

 Atikakania, 105 

 Atlanta, 536 

 Atocus, 806 

 Atoma, 564 

 Atomodesma, 449 

 Atops, 713 

 Atractites, 681 

 Atretia, 400 

 Atrina, 446 

 Atrypa, 409 

 Atrypina, 408 

 Attoides, 790 

 Aturia, 603 

 Atys, 568 

 Aucella, 449 

 Aulacoceras, 680 

 Aulacophyllum, 83 

 Aulacopleura, 715 

 Aiilacorhynchus, 389 

 AulacostPphanus, 665 

 Aulacotbyris, 406 

 Anlocopium, 53 

 Aulocrinus, 224 

 Aitlonotreta, 371 

 Aulo]ihyllum, 86 

 Aulopora, 116 

 Aulosteges, 391 

 Auricula, 574 

 Aurigeru.s, 665 

 Aurina, 561 

 Austinella, 381 

 Austinocrinus, 233 

 Austriella, 399 

 Autodetus, 543 

 Avellaiia, 567 

 Ariciihi, 447 

 Aviculopecten, 457 

 Aviculopinna, 446 

 Axinopsis, 487 

 Axinus, 487 

 Axosmilia, 100 

 Aysheaia, 136 

 Azara, 499 

 Azor, 495 



Babinka, 444 

 Bactrites, 629 

 Bactrocrinus, 218 

 Bactropora, 343 

 Buctnqms, ib2 

 Bactrotheca, 571 

 Bdctrynium, 3S9 

 Baculina, 654 

 Baculites, 654 

 Baculocystites, 150 

 Badiotella, 460 

 Badiotites, 644 

 Baerocrinus, 211 

 Baetis, 809 

 Bairdia, 740 

 Bakewellia, 447 

 Balanocrinus, 233 

 Balanocystites, 151 

 Balauophyllia, 105 

 Balantionella, 64 

 Jldlantivm, 570 

 Balanus, 746 

 Balatonites, 647 

 Baltoceras, 598 

 Baiubaganites, 635 

 Banftia, 141 

 Barbarotliea, 815 

 Barbatia, 443 



Baroda, 494 

 Barrandeite.s, 638 



liarrandella, 395 



Barrandeoceras, 600 



Barraiideocrinus, 195 



Barrettia, 484 



Barroisella, 374 



Barroisia, 71 



Barroisiceras, 669, 672 



Bartlettia, 455 



Barycrinus, 218 



Baryphyllia, 99 



Baryphyllum, 82 



Barysniilia, 101 



Basilicus, 719 



Basiliola, 400 



Basterotia, 469 



Bathnioceras, 597 



Bathybius, 17 



Bathymelia, 382 



Batliycrinus, 230 



Bathycyathus, 95 



Bathynotus, 715 



Bathysiphon, 24 



Bathvtoiua, 563 



Bathyurellus, 718 



Bathyuriscus, 718 



Bathvurus, 718 



Batillus, 529 



Batissa, 474 



Batocrinus, 195 



Batolites, 482 



Batostoina, 338 



Batostoiiiella, 335 



Battersbyia, 87 



Bayania, 537 



Bayanoteutliis, 683 



Bayha, 524 



Bayleia, 478 



Bdellacoiiia, 251 



Beachia, 401 



Becksia, 67 



Beecheria, 403 



Bela, 563 



Beleinnitella, 683 



Beleuinites, 681, 683 



Beleninocrinus, 215 



Beleinnocystis, 151 



Belemnopsis, 682 



Belemnosis, 683 



Bdeninoteutbis, 684 



Belgrandia, 545 



Belinurus, 773 



Bellardia, 550 



Bellardiella, 564 



BpUerophoii, 522 



Beloceras, 631 



Beloptera, 683 



Belopteriua, 683 



Belosepia, 686 



Belosepiella, 68() 

 Beloteutliis, 688 

 Beltina, 783 

 Bembexia, 525 

 Beneckeia, 646 

 Berenicea, 319 

 Berthelinia, 464 

 Beyrichia, 738 

 Beyrichiella, 738 

 Beyrichiopsis, 738 

 Beyrichites, 647 

 BejTichocrinus, 195 

 Benichona, 735 

 Bicavea, 323 

 Bicia, 373 

 Bicrisina, 320 

 Bideiitia, 732 

 Bidiastopora, 320 

 Bifuhi; 416 

 Bi'flabellaiia, 326 

 Bifrontia, 538 

 Biiiencrina, 29 

 Biiliugsella, 380 

 Billingsia, 372 

 Billiiigsites, 597 

 Bilobites, 383 



