262 BULLETIN NO. 30, UNITED STATES NATIONAL MUSEUM. 



Page. 

 Oritwidea. 



PentacrinidcB. 



Pentacrinites, Miller „ 345 



P. o««eri«C!«s, M. & n., 1858, pL 3, figs. 1-2 345 



Brachiopoda. 



Lingulidce. 



lAngula, Brug 346 



i. firei'irosiris, M. & H., 1858, pi. iii, figs. 4-5 346-347 



Rhynclionellidce. 



lihynchonella, Fischer 347 



R. myrina, pi. iii, figs. 6-7 347 



Lamellihranchiata. 



Ostreidce. 



Ostrea, Linn 348 



O. «<W(7i7ec«ia, White, pi. iii, figs. 8-12 348-349 



Oryphcea, Lam 349 



O. calceola var. nebrascensis, M. & H., 1861, pL iii, figs. 13-16 349-350 



Pectenidce. 



Pecten, Brugai6res 350 



P. wewberri/i, Whitfield, 1877, pi. iv, figs. 12-15 350-351 



Camptonectes, Agassiz 351 



O. Miis«ria«M«, Meek, 1860, pi. iv, figs. 6-11 351-353 



O. extenuates. M. & H., 1860, pi. iv, figs. 4, 5 353-354 



Avicididce. 



Pseudomonotis, Bronn 354 



P. (Eumicrotis) curta, Hall, 1852, pi. iii, figs. 20-25 354-356 



P. (Eumicrotis) orfticitiaia, 'Whittield, 1877, pi. iii, figs. 17-19 356-397 



Avicida, Lam 357 



Subgenus Oxytoma, Meek 357 



A. (Oxytoma) mucronata, M. & H., pi. iv, figa. 1, 2 357-358 



Oervillia, DeFrance 358 



G. recto. Meek, pi. iv, fig. 3 358-359 



Arcidce. 



Orammatodon, M. & H 359 



G.inornatu8,M. &. H., 1858, pi. v, figs. 16-18 359-360 



Mytilidce. 



Mytilug, Linn 360 



Jlf.w/iitei, Whitfield, 1877, pi. V, figs. 9-12 360-361 



Volsella, Scopoli 361 



Y. (modiola) formosa, M. & H., 1861, pi. v, fig. 15 361-362 



F. ?)«r«enMW, M. &. H., 1858, pi. V, figs. 13, 14 362-363 



Oragsatellidai. 



Astarte, Sowerby 363 



A. ? /rafiriiw, M. & H., 1860, pi. V, tig.s. 32, 33 363-364 



Trapezium, Humph. (= Cypricardia, Lam.) 364 



r. 6eZie/owcA«nsis, Whitfield, 1877, pi. V, figs. 1-4 364-365 



r. «u&er/«aii«, Whitfield, 1877, pi. V, figs. 5-8 365-366 



Pleuromya, Agassiz (family uncertain) 367 



P. »i«w«om, Whitfield, 1877, pi. v, figs. 19, 20 367-368 



Tanerediidce. 



Taneredia, Ly cett ( = Rettangia, Terquem) . . . 368 



T. ?inoma<ffl,M.&n., 1860, pi. vi, figs. 9-13 368-369 



r. corftttii/ormis, Whitfield, 1877, pi. vi, figs. 5-8 370 



T. bMi6o«a, Whitfield, 1877, pi. vi, figs. 1-3 370-371 



T.pogtica, Whitfield, 1877, pi. vi, fig. 14 371-372 



T. warrena>ia,U. & B.., 1860, pi. vi, fig. 4 372 



Teneridce. 



Doginia, Scopoli 373 



i>.j«r(W«cn, Whitfield, 1877, pi. V, figs. 21-24 373 



Psam,m,obiidce. 



Pgammohia, Lam 374 



P. ? premafwra, Whitfield, 1877, pi. V, fig. 31 374 



Anatinidce. 



Thradn, Leach 375 



2'.?«m6Z«ot«,M. &H.,1860,pI.v.flg.34 375 



