INDEX OF SPECIES. 



831 



americana, um, 



Liospira, 641 



Lyellia, 96 



Melanopsis, 741 



Rhynchotreta, 283 



Tancredia, 554 

 ammon, Straparollus, 655 

 ammonoides, Anomalina, 11 

 ampla, 



Holopea, 676 



Lophospira, 635 



Strophonella, 222 

 amplectens, Monotrypa, 138 

 amplexus, 



Bathyomphalus, 818 



Planorbis, 818 

 amygdalina, Ambonychia, 430 

 angelica, Athyris, 353 

 anguis, Ichthyosarcolites, 551 

 angulatus, a, 



Cimitaria, 528 



Drillia, 803 



Myalina, 453 



Scalites, 630 

 angustifolius, Phyllograptus, 30 

 angustus, a, 



Fusispira, 697 



Spirifer, 330 

 anna, Phyllograptus, 30 

 anteradiata, Anatimya, 531 

 anthonense, Scenidium, 270 

 antiqua, 



Alexia, 815 



Holopea, 677 



Monilopora, 81 



Stromatopora, 44 

 antiquata, Owenella, 610 

 antrosa, Cucullsea, 406 

 aperta, Calyptrsea, 713 

 aphelium, Calliostoma, 703 

 apicalis, Turritella, 737 

 appressus, um, 



Schizodesma, 573 



Schizodus, 482 

 aquianus, a, 



Crassatellites, 541 



Lucina, 556 

 arata, 



Cypricardinia, 535 



Emarginula, 708 



Pentamerella, 277 



Spiroraphe, 645 

 arborea, Monticulipora, 127 

 arbuscula, Monotrypella, 131 

 archiaci, Craspedophyllum, 75 

 arctica, Saxicava, 575 

 arctostriata, Schuchertella, 229 

 arcuata, 



Grammysia, 383 



Meristella, 358 



Productella, 242 



Stropheodonta, 218 



arenaria, Actinopteria, 448 

 arenosus, Spirifer, 322 

 arenula, Pupa, 821 

 areyi, Eotomaria, 643 

 argentaria, Anomia, 510 

 argentea, Seminula, 355 

 argillensis, Pecten, 500 

 argutus, a, 



Fulguroficus, 779 



Nyassa, 478 

 arietina, Exogyra, 474 

 arkonense, Platyceras, 683 

 armatum, Arthroclema, 153 

 arundinaceum, Diplophyllum, 75 

 ashburneri, Cymbophora, 572 

 asper, era, 



Dekayia, 133 



Spirifer, 331 

 asperato-striata, Phylloporina, 141 

 aspinwallensis, Edmondia, 388 

 astartiformis, Ctenodonta, 394 

 atlantica, 



Obolella, 188 



Terebratulina, 305 

 atlantoides, Pelagiella, 823 

 attenuatus, a, um, 



Actaeon, 806 



Dentalium, 581 



Rhopalonaria, 116 

 attleboroughensis, Raphistomina, 629 

 audaculus, Spirifer, 329 

 augustina, Sopho-spira, 636 

 auricula, Crucibulum, 715 

 aurora, 



Chonetes, 237 



Lingulella, 193 

 austinensis, e, 



Cerithium, 749 



Nerinea, 745 



Parasmylia, 99 



Radiolites, 553 

 avellana, 



Amauropsis, 721 



Lunatia, 717 



Natica, 717 

 aviculatus, um, 



Entolium, 506 



Pecten, 506 

 aviculoidea, Megambonia, 411 

 aviculoides, Myalina, 455 



bacillum, Nodosaria, 10 

 baileyi, Endothyra, 11 

 baptista, Velatella, 707 

 barabini, Inoceramus, 445 

 barabuense, Triblidium, 604 

 barbarensis, 



Barbarofusus, 776 



Heilprinia, 776 

 barretti, 



Stromatopora, 45 



Syringostroma, 45 



