INDEX OP SPECIES. 



871 



alabamensis (alabamaensis), is, e, 



Oliva, f, I 796 



Olivella, f, I 796 



Pecten, m, I 508 

 alaeformis, Crassatellites, m, I 541 

 alamitocense, Aspidoceras, n, II 189 

 alaris, 



Cythere, f, II 369 



Cythereis, f, II 369 

 alaskanus, Chrsyomelites, m, II 447 

 alatus, a, um, 



Ambonychia, f, I 431 



Anomalodonta, f, I 431 



Prioniodus, m, II 244 



Sphseropthalmus, m, II 282 

 albequus, Pleurophorus, m, I 534 

 alberti, Scutella, f, II 591 

 albertina, Ctenodonta, f, I 394 

 albida, 



Hemipleurotoma, f, I 801 



Pleurotoma, f, I 801 

 albolabris, 



Helix, f, I 822 



Polygyra, f, I 822 

 aldrichi, 



Corbula, f, I 575 



Strombus, m, I 757 

 alexandra, Ormospira, f, I 631 

 aliena, Trichocnemis, f, II 450 

 alleganius, 



Agelacrinus, m, II 472 



Lepidodiscus, m, II 472 

 alleghanense, Arthrophycus, n, II 247 

 alpenensis (alpenaensis), is, e, 



Cyathophyllum, n, I 66 



Cyrtina, f, I 313 



Favosites, m, I 87 

 alpheus, Trematonotus, m, I 615 

 alsa, Rhipidomella, f, I 264 

 alternatus, a, um, 



Cancellaria, f, I 798 



Codaster, m, II 487 



Helix, f, I 822 



Holocystites, m, II 461 



Pyramidula, f, I 822 



Rafinesquina, f, I 211 



Tropidocaris, f, II 381 

 alticosta, Venericardia, f, I 545 

 altivuncula, Limnaea, f, I 816 

 altonensis, Naticopsis, f, I 674 

 altus, a, um, 



Ctenodonta, f, I 394 



Cymbophora, f, I 572 



Cyrtia, f, I 314 



Inoceramus, m, I 443 



Leperditia, f, II 341 



Modiomorpha, f, I 514 

 alveatus, a, um, 



Amauropsis, f, I 722 



Grammysia, f, I 381 



Lacinia, f, I 781 



Solarium, n, I 712 



alveolata, Columnaria, f, I 71 

 alveolus, Anisomyon, m, I 812 

 amaenus, Poteriocrinus, m, II 509 

 ambigulus, 



Rostellites, m, I 794 



Volutilithes, m, I 794 

 ambulans, Spaniodera, f, II 430 

 americanus, a, um, 



Agaricocrinus, m, II 534 



Aphetoceras, n, II 65 



Aviculopinna, f, I 435 



Belemnitella, f, II 232 



Crotalocrinus, m, II 561 



Cyclus, m, II 400 



Cystiphyllum, n, I 63 



Cythere, f, II 369 



Cythereis, f, II 369 



Dawsonoceras, n, II 58 



Hadentomum, n, II 437 



Hyolithes, m, II 3 



Illaenus, m, II 295 



Liospira, f, I 641 



Lyellia, f, I 96 



Melanopsis, f, I 741 



Pentremitidea, f, II 480 



Platyclymenia, f, II 133 



Platycrinus, m, II 518 



Rhynchotreta, f, I 283 



Tancredia, f, I 554 

 amictus, Hydrochus, m, II 448 

 ammon, Straparollus, m, I 655 

 ammonius, Trocholites, m, II 71 

 ammonoides, Anomalina, f, I 11 

 amphora, Poterioceras, n, II 128 

 ampla — see ampins. 

 amplectens, Monotrypa, f, I 138 

 amplexus, 



Bathyomphalus, m, I 818 



Planorbis, m, I 818 

 amplicameratum, Orthoceras, n, II 48 

 amplimarginatus, Bathyurus, m, II 28 

 amplus, a, um, 



Holopea, f, I 676 



Lophospira, f, I 635 



CEnonites, m, II 242 



Strophonella, f, I 222 

 amygdalina, Ambonychia, f, I 430 

 anceps, 



Baculites, m, II 180 



Gonioceras, n, II 117 

 anchiops, 



Dalmanites, m, II 328 



Synphoria, f, II 328 

 andersoni, Arcestes, m, II 163 

 anellus, Spyroceras, n, II 6z 

 angelica, Athyris, f, I 353 

 anguis, Ichthyosarcolites, m, I 551 

 angulatus, a, um, 



Cimitaria, f, I 528 



Drillia, f, I 803 



Kionoceras, n, II 61 



Lyticoceras, n. II i93 



