712 



Paleontological Index 



Cyrtonella, 288. 



C^stiphyllidoR, 121. 



Cystiplijilum, 121. 



Cystlphyllum americamim, 68, 105, 121. 



cylindricum, 121. 



vesiculosum, 121. 

 Cytherodon (Schizodus) quadrangularis, 

 645. 



Dalmanella, 164, 569. 



Dalmanella carinata, 440, 520, 570. 



infera, 572. 



lenticularis, 53, 57, 58, 59, 91, 105, 

 112, 164. 



leonensis, 572. 



sp., 367, 440, 572. 



tioga, 440, 520. 523, 569. 

 Dalmania boothii, 333. 

 Dalmanites, 333. 

 Dalmanites booth! var. calliteles, 334. 



(cryphoeus) boothi, 69, 108, 33.S. 



marylandicus, 86, 108, 334. 

 Delthyris acuminata, 193. 



audacula, 192. 



congesta, 190. 



consobrina, 198. 



fimbriatus, 197. 



granulifera, 190. 



granulosa, 190. 



Isevis, 592. 



medialis, 192. 



mucronata, 187, 599. 



ziczac, 196. 

 Dentalium aciculatum, 319, 320. 

 Diaphorostoma, 298, 684. 

 Diapborostoma lineata, 684. 



lineatum, 69, 79, 81, 86, 87, 108, 298, 

 443, 684. 

 Dipleura dokayi, 328. 

 Dipneusti, 700. 

 Discina lodensis, 42, 129, 130. 



media, 129, 130. 



minuta, 42. 

 Discinacea, 129, 549. 

 niscinidse, 129, 549. 

 Douvillina, 555. 



Douvillina arcuata, 379, 387, 392, 399, 

 439, 557. 



cayuta, 349, 367, 378, 387, 392, 393, 

 394, 398, 439, 494, 496, 497, 513, 

 520, 525, 526, 555, 556. 



cayuta var. graciliora, 379, 393, 395, 

 397, 398, 439, 556. 



inaequistrlata, 138, 557. 



Ecculiomphalus comes, 669. 

 Echinodermata, 543. 



Ectenodesma, 633. 



Ectenodesma birostratum, 427, 441, 453, 



470, 481, 493, 633. 

 Ectomaria, 663. 

 Ectomaria ecclesise, 442, 664. 



marylandica, 442, 480, 493, 499, 510, 

 663. 

 Edmondia undata, 608. 

 Elymclla cf. nuculoides, 243. 

 Enchostoma. 30.". 

 lOnchostoma ? sp., 55, 108, 305. 

 Encrinasteriee, 543. 

 Errantia, 122. 

 Eucrustacea, 335. 

 Eunella, 179. 



Eunella lincld.-pni, 76, 77, 106, 179. 

 Euomphalus, 670. 



laxus, 669. 



(Ecculion phalus?) laxus, 669. 



decewi, 670. 



sp., 55. 



tioga, 443, 670. 

 Euomplatida?, 668. 

 Eurycampyli, 323, 696. 

 Euryzone itys, 284. 

 Euthydesma sp., 55, 106. 221. 

 Euthyneura, 300. 



Favositidie, 541. 

 Pavosites, 541. 

 Favosites arbusculus, 541. 

 sp., 359, 439, 541. 



Gastropoda, 2SO, 661. 



Glossocampyli, 697. 



Glyptaspis, 70O. 



Glystaspis eastmani, 444, 700. 



Glyptocardia speciosa, 225, 614. 



Gomphoceras, .318. 



Gomphoceras pingue, 77, 108, 318. 



Goniatites chemungensis, 697. 



discoideus. 323, 696. 



expansus, 321. 



patersoni, 693. 



sp., 55, 79. 



uniaugulare, 696. 



vanuxemi, 321, 326. 

 Goniophora, 271, 651. 

 Goniophora glauca, 442, 652. 



glaucus, 652. 



hamiltonensis, 82, 107, 271, 442, 

 480, 493, 500, 511, 651, 653. 



sp. undet, 53. 



truncata. 442, 480, 510, 651. 

 Gosselletia, 641. 

 Gosselletia sp., 442, 510, 541. 



