8 3 6 



INDEX OF SPECIES. 



deformata, Archinacella, 605 

 deformis, Inoceramus, 443 

 dekayi, Leiopteria, 425 

 deleta, Archinacella, 606 

 delicatula, 



Bythopora, 133 



Stomatopora, 118 

 delphicola, Loxonema, 693 

 deltoidea, Rafinesquina, 212 

 demissa, 



Pterinea, 419 



Stropheodonta, 217 

 densa, urn, 



Stromatopora, 44 



Syringostroma, 44 

 dentalium, Platyceras, 682 

 dentatus, a, um, 



Buskopora, 126 



Diplograptus, 34 



Rhynchotrema, 281 

 denticulata, Marginella, 789 

 denticulifera, Ostrea, 462 

 dentonensis, Plicatula, 508 

 depressa, um, 



Gyrodes, 719 



Isonema, 692 

 desiderata, Hormotoma, 650 

 desmophyllum, Balanophyllia, 104 

 devexa, Siphonalia, 762 

 deweyi, Dosiniopsis, 565 

 dichotomus, a, 



Ceratopora, 80 



Diamesopora, 166 



Panenka, 389 



Staurograptus, 27 

 diespiter, Helix, 822 

 diffusa, Drymotrypa, 142 

 digitatus, a, 



Brachiospongia, 17 



Favosites, 88 



Onychocella, 169 

 dilatatum, Platyceras, 682 

 diluvianus Conus, 805 

 dimidius, Inoceramus, 441 

 diminuta, Volvula, 810 

 discus, Microcyclus, 65 

 disjunctus, Spirifer, 333 

 dispandus, Pterinopecten, 493 

 dispar, Loxopteria, 427 

 dissimilis, Drillia, 804 

 disstoni, Planorbis, 820 

 distans, 



Drillia, 803 



Eccyliomphalus, 663 

 distincta, Ceramoporella, 122 

 distorta, 



Aporrhais, 754 



Tessarolax, 754 

 divaricatus, 



Dicellograptus, 32 



Spirifer, 326 



diversus, a, 



Clitambonites, 270 



Leda, 401 

 dixonensis, Vanuxemia, 414 

 d'orbignyi, Hadrophyllum, 65 

 doris, Paracardium, 392 

 dotis, Camarotcechia, 287 

 dryope, Eotomaria, 642 

 dubia, 



Goniophora, 519 



Modiolopsis, 513 



Rhipidomella, 266 

 dumosa, um, 



Cavaria, 168 



Platyceras, 684 

 duodenarius, Spirifer, 323 

 duplicatus, a, um, 



Aviculopecten, 488 



Gyronema, 671 



Natica, 719 



Neverita, 719 



Trochonema, 671 

 durkei, Corbicula, 543 

 dyeri, Phragmolithes, 618 



eatoni, Stromatocoerium, 46 

 ebenina, Drillia, 804 

 eboracensis, Phanerotinus, 656 

 eborea, um, 



Calliostoma, 703 



Eulima, 709 



Leda, 402 

 elaborata, Eupsammia, 106 

 elderi, Lingula, 196 

 elegans, 



Fenestella, 142 



Heliolites, 98 



Prothyris, 377 

 elegantula, 



Aspidopora, 130 



Callopora, 140 



Coscinella, 158 



Crenella, 522 



Dalmanella, 261 



Trachypora, 95 

 ella, 



Lingulella, 193 



Westonia, 193 

 elliptica, Paracyclas, 554 

 elongatus, a, 



Amphigenia, 279 



Anthracomya, 478 



Panopea, 576 



Subulites, 696 

 elora, Euomphalopteris, 630 

 emacerata, 



Dalmanella, 260 



Pterinea, 419 

 emaciata, Fenestella, 143 

 emarginata, Palaeoneilo, 400 

 emmonsi, 



Cymbophora, 573 



