INDEX. 



655 



Conocai'dinm reliqaum, Hall, 



C. rugosum, 



C. tcgulam, Halt, 



C. trigonale, {Ball) S. A. Miller, 



Crenipectex, Ball, 



(xll) xvii, 1x1, IxU,31,81, 

 . 81, 



Ixi 



8I,8«, Si, 84, 



amplus, Ball, . 



crenulatus, BaU, . 



glnber, Hall, 



impolitiis, BaU, 



Leon, Ball, 



liratas. Ball, 



microptcrus, BaU, 



obsoleuis, BaU, 



Winclielli. {Meek) Ball, 



(Pecten) Winchelli, (Meek) Hall, 

 OucuUea opima, flail, . 

 CUJtEAMYA, ..... 

 Ctpricardei.la, HaU, 

 Cyprtcardin contracta. Hall, 

 C. cymbifonnis, . 



C 1 rAomftea, Hall, 

 C. 1 rtgida. White * Whitnel.l, . 

 Ctprioardinia, Ball, 

 C. consimitis, flaW, 



C. crassa, .... 



C. ? cylinilripa, BaU .f Whitftdd. 

 C. (llBlincIa, killings. 



C. inrtenta, {Conrad) BaU, 



C. lamellota. .... 



C. plannlata (Conrad) BaU, 



C. py^wMBa, (Conrad) S A. Miller, 



C. Bulrireni?, BaU, 



Cfpricarditet alta. Cnnrn<\, 

 C. anj^tistata. Vanuxem, . 



C. arcuata, BaU, 



C. hintlcata, Conrad, 



C. carinata. Conrad, . 



C. carinifiTa, Conrad, 



C CatfkUlemif. Vannxom, . 



C. ChemunpemU, Vnnuxom, 



C. concentHca, Conrad, 



C. corragata, Conrad, 



C. elonffatuSfConrtu], . 



C. indenta, Conrad, 



C infiata. Conrad, 



C MarcellensU. Vaniixem, 



C. mytUoide*, Con rail, 



C oblonga. Conrad, 



C. planulata, .... 



C. recurva, Conrad, 



C. recurva, Vannxem, 



C. mgota. Conrad, 



C. iect{f)ron». Conrad, 



C. tubalata. Conrad, 



C. <n«n<vi*iu, ('onrad, 



Ctthkrodom. BaU, 



C. , Hall, 



C. <g>pretnu, (Conrad) Hall, 



C. nanntna, BaU, 



C. tumidaw. Hall, . 



C. (^cAtexiiM) opprMOTM. (Conrad) Hall, . 



C. 18. ) CA«niun$en«<«, (Conrad) Hall, 



C. (S. ;. :) cunens, BaU, 



86, 



.83, 

 Ixi, 



PAGE. 



415 



. 41.1 



415 



409,410, 411 



90 



83 



86 



85 



83 



88 



87 



87 



84 



89 



8U 



. Sl.'> 



. xxxii 



. XXV, 307 



xxiil, 399, 402 



. xxiv 



452 



. 402 



xItI, 484 



. 486 



xlvii 



. 486 



xlvii 



485,486, 487 



xlvi, xlvii 



. 484 



514 



. 487 



278 



. .MB 



486 



. S-W 



301 



. 3<B 



516 



301-303 



'.£75 



. 4(B 



466 



4S5 



48.') 



435 



278 



27.') 



xlvii 



467 



467 



297 



475 



283 



394 



511 



511 



. 449 



liU, 511 



. 448 



449 



. i!i3 



451, 468 



xlvii 



277, 



xliv. 



■ill. 



PAGE. 



Cytherodon{Schizodus)ellipticut,H!i\], . 450 



C. (5. ) gregarius. Hall, ... 452 



C. {S. )nasutus. Hall, . .611 



C. (S. ) oblatus, BaU, ... 465 



C (5. ) pauper. Hall 446 



C. (S. ) qiiadrangularis, BaU, 464, 459 



C. (5. )rAom*e«», Hall, . . .452 



C. tS. ) tumiduB, Hall, ... 448 

 Dkxiobia, . . xxxvii 



D. ovata, Winckdl, ..... 433 

 DualiNA, Barramle, . . . . x: 

 DYsrACit.iA.k, Ball <f Whitfletd, 

 D. subiiasuta, (Hall & Whittteld) S. .\. Miller 



D. ieUini/ormia, HaU, .... 

 E<;hinocarLs socialis, Beecher, ..... 

 Ectenodesma, Ball, .... (XlT) 



E. birostratum, Ball, ..... 

 KvyiOSVI \, DeKoninck, . . xxxH, 386, 393, 

 E. 

 E. 

 E. 

 E. 



liv. 



433 

 liv 

 612 

 613 

 478 

 242 

 ii4% 

 507 

 depressa, HaU, .... 391, 393 



ellipsis, HaU 392 



Burlingtonensis, White (f Whitfield, . 390 



liurlingtonensis, (JTWie tf Whitfield) HaU, 387, 388 



389, 390, 392 

 388 

 xxjtii, 386, 387, 388, 389, 390, 392 

 386 



E. obliqua, BaU, 



E. Philipi, Ball, . 



E. rhomboidea. Ball, 



E. siibcarinata, Ball, 



E. subnasuta. Hall, 



E. subovata, Hall, 



E. 1 tapesiformii, M< rk , 



E. tcnuistriata, Ball, 



E. transversa, Ball, 



E. undata. Hall, 



E. undulata. BaU, 



El,YMELl,A, Hall, 



E. fabalis, BaU, . 



E. levata, HaU, 



E. nuculoi'les, Ball, 



E. patuln, Hall, 

 ENTOLit;M, Meek, 



Ivii, 



E. aurariuin. Meek, 



E. avii'ula. Swallow, 



E. aviculatum. Swallow, 



E. Cooperensis, SAumard, 



E. demissuni, .... 



E. Shnmardianum, Winchelli . 



EoDON. Ball, ..... 



E. beltistriatus, (Conrad) S. A. Miller 



EUCHONDKIA, Meek, 



E. ncglecta, Meek, 



EUTHYDFSMA, BaU 



E. subtextile, BaU, 



GlXJSSITES, BaU, .... 



G. amygdalinus, ( Winchell) BaU, 



G. depressa.-. Ball, 



G. ellii>ticus, 



G. lingualis, Hall, . xlix, 1, 



G. patulus, Halt, . 



G. procerus, HaU, 



G. rudicula. Hall. . 



G. subnasiUus, BaU, . 



G. subtenuis. Ball, 



G. toretts, HaU, 



. expl. PI. 64 



. 607 



xxxii, 389, 391 



. 391 



393 



. 380 



379 



. 508 



. 1, 603 



1, 602, 504 



604 



1, 503, .'>0.5 



504, S05 



Iviii, lix, Ix, 81 



Iviii, Ix 



. lix 



Iviii 



. lix 



Iviii 



. lix 



XXV, 307 



. 308 



Ixli 



. Ixii 



xxxii, 335 



xxxii, 385 



xlix, 404 



49.'), 501 



496, 497, 499, 502 



I, 498 



495,496,497, 600 



. 501 



499 



. 498 



60O 



. 495 



. 1, 494 



