46 BULLETIN NO. 30, UNITED STATES NATIONAL MUSEUM. 



Page. 



P. subscalari3. M. &. W., 1860, pi. xxviii, (Irs. 10 a, h (by ciror on pi., 9 re, 9 t) SOO-361 



P.t tumida, M. & W., 1800, pi. xxxi, figs. 1 a,l 3G1-3G2 



Straparollitx, Mont fort, 1810 3C'J 



S.HjnJ»i7icafi(A', M. & W., 1800, pi. xxix, figs, lo-c 3G2-3G3 



Naticoptis, McCoy , 1844 303-365 



Katicopgi^ jiana, M. &. W., 1860, i)l. xxsi, figs. 4 a,b 3CJ-3CC 



Siibgenus Track i/dumia,* M. Sc W, 186G i!C4 



N. (Trachydomia) nodosa, M. & W., 1860, pi. xxxi, figa. 2 «, 6 366-367 



A'. (Trachydomxa) nodosa, var. hollidayi, M. Sc \7 ., 1860, pi. xxxi, figs. 3 a, 6 367 



Macrocheiltis, rhilli])s, 1841 367-369 



If. mcdialis, M. & W., 18G5, pi. xxxi, figs. 5 a, b 370 



M.inttrcaUiris, M. & W., 18G0, pi. xxxi, figs. 6 a, 6 r 371 



Macrocheilus, sp. undt ., 1)1. xxvii, fig. 10 372 



Polyphcinopsig, I'ortlodc, 1843 372-373 



P. innrnata, U. &. W., 1860, pi xxxi, figs. 8 a-c 374 



P.nilidula, M. &. W., 1860, pi. xxxi, figs. 9 o, 6 374-375 



P. pcracuta, M. & W., 18G0, pi. xxxi, figs. 7 a,h 375-376 



Loxoncma, I'hillii)8, 1841 377 



L. scitula, M. &, W., 18G0, pi. xxxi, figs. 10 a-c 377 



L.rvgosa, M. & W., 1860, pi. xxxi, figs. 11 a-c 378 



X. muUicostaia, n. s., M. & W., 1866, pi. xxxi, figs. 12 a-c 378-379 



L. cerithiformis, M- & W., 1860, pi. xxxi, figs. 13 a-c 379-380 



Wrthonema, M. &, W., 1861 380-381 



O. salteri, M. & "\V., lf-60, i)l. xxxi, figs. 14 a-c 381 



TurriUUa, Lamarck, 1799 382 



T. f ? stevensana, n. s., M. & W., 1866, pi. xxvii, figs. 8 and 8 a 38J-383 



^SoUniscvs, M. & W., 1860 383-384 



S.typicus, M. (fc W., 1860, pi. xxxi, figs. 15 a and 6 384 



Bellerophvn, Montfort, 1808 385 



B. crasmis, M. & W., 1860, pi. xxxi, figs. 16 a and 6 385 



Cephaloi)oda. 



Nautilus, Linna.'us, 1758 386 



N. planorbi/orrnis, M. & "W., 1860, pi. xxix, figs. 4 a-c 386 



N. sangamonensis, M. & W., 1860, pi. xxix, figs. 3, 3 a, 6 386-388 



Oyrtoceras, Goldfuss, 1832 388 



C. (A2}loceras) curtum, M. & "W., 1860, pi. xsx, figs. 1 a-c 388-389 



0. ? dUatatum, M. <fc W., 1860, pi. xxix, fig. 2 389 



Goniatites, do Uaau, 1825 390 



G. globulosus, M. & "W., 1860, pi. xxx, figs. 2 o-c, and fig. 38, p. 390, and fig. 39, 



p. 391 ,!90-392 



G. iowcnsis, M. & W., 1860, pi. xxx, fig. 3 o-c 392-393 



Articulata. 

 Crustacea. 

 Entomostraea. 

 Xiphosura. 



Bellinurus, Koenig 393-395 



B. dance, M. &.W., 1865, pi. xxxii, figs. 2,2a.... 395-398 



Tetradecapoda. 

 Isopoda. 

 (Anisopoda.) 



AcantlwlKlson, M. & "\V., 1860 399-401 



A. stimpsoni, M. & W., 1865, pi. xxxii, figs. 6,0 a-/ 401-402 



A. inoBqualis, M. & W., 1805, pi. xxxii, figs. 7, 7 a 403 



IPaloBOcaris, M. &. W., 1865 403-404 



P. typus, M. Jc W., 1865, pi. xxxii, figs. 5,5 a-d 405-106 



Decapnda. 

 Macrura. 



Anttirapalcemon, SalU-r, 1861 406 



A. gracilis, M. &. W., 1865, pi. xxxii, figs. A,ia-c 407-408 



Myriapoda. 



\\t Anthracerjics, M. & W. [18')5| 409 



A. typus, M. &, W., 18G5, pi. xxix, figs. 1, 1 o 409-410 



*Tpax<K, rough; (Jwfxa, a liouse. ^TraAaio?, ancient; x^P^^i a shrimp. 



top9o«, straight; vijua,' a thread. ^<r<DKr)vi<rxo<;, a little channel or gutter. 



II avOpal, coal ; 'epn-u, to creep. 



