1'32 IJL'LLKTIX NO. 30, UNITED STATES NATIONAL MUSEUM. 



EehinuKi>ha«rilesL u. 8.. Hall, 1851.pl. xxv, flga. 3a, 6 208-2(W 



CrinoidecK, or CyHideat ^ -^'■' 



.' . j>l. XXV, iij^n. 4 a-c .' -"'■> 



J/«rf/ii*o/ii« 7;(f/_;V)r, U.S., Hall, 1851, pi xxTi. fl srs. 1 o-c 209-21ii 



Asaphi'n iMrramli, u.»., Hall, 1*<51, pi. xxvii, figs. 1 o-d, and pi. xxviii 210-v:il 



Uarpeg encanabia; u. » , Hall, 18.51, 1>1. xxvii, lig. 2 a 211-21:; 



Phacupn callicephalwi, pi. xxvii, figs. 3 a, 6 212 



C'atenijjora <jrucilis, u. 8., Hall, 1851, pi. xxix, flus. la, 6 213-213 



Sarcinvlat ubxoleta, n. 8., Hall, 1851, pi. xxix, fig. 2 a, 6 213 



ModiolopKix pholadi/onnis, ii. s.. Hall, 1851, pi. xxx, figs. 1 a-c, and pi. xxxi, fig. 1 213-214 



Modiolopgig modiolarin, Hall, pi. xxxi, figs. 2 a-d 214-215 



Amhnuychia earinala, Hall, pi. xxxi, fig. 3 21" 



CLINTON GKOl'P. 



Tracks .in<l trails of vertebrates ? 21.5-2 1« 



Tracks of Crustaceans ? 219-220 



NIAGARA GKOL'P. 



JSuronia vertvhrali^. Stokes, pi. xxxiv, fig. 1..., 221 



Huronin annvlata. ii. s.. Hall, 1851, pi. xxxiv, fig. 4 221-222 



Diseosonis conoideiis, iil. xxxiv, figs. 2 and 3 222-223 



1 IM'EK IIELDERBEKG LIMESTONES. 



XHctyunewaJ'eiiegtraln, ])1. xxxv, tigs. 1 «, & 223-224 



Proetiix (, Hall, 1851, pi. xxxv, tig. 2 221 



Phaciips anchujps, \>\. xxxv, tigs, 'i n.b 224-225 



LLST OF FOSSILS. 



General reuiaiks ou the above list 229 



Table of the uumb-'r of species of fossils found in the State of New York and the Lake 



Superior ilistriit 230 



3. 



Hall, Jame.s. Letter from Professor James Hall, of New York, contaiuinfj observa- 

 tions on the Geology and PaltBontology of the country traversed by the expeditiuii, 

 and notes n[)on some of the Fossils collected ou the route. <^Ex[)loratiou ami 

 Survey of the Valley of the Great Salt Lake of Utah, including a reconnai.ssancc 

 ■of a new route through the Kocky Mountains, by Howard Stansbury. A]>pen<lix 

 JE, pp. 39X-414, pis. i-iv. Philadelphia, 18.52. 



CORALS. 



43yathophyllidece. Page. 



Fariphyllinn ! ruyoszim, u. s., Hall, 1852. pi. i, tigs. 1 a,b 407-4O8 



ZaphrfMtis! inultilamella, ii. s., Hnll, 1852, pi. i, tig. 2 408 



Zaphrentig stansbiirii, Hall, n. s., 18.52, pi. i, figs, 'i a,b 407 



LithoKtri,[7i]tiini (sp. indct.), Hall. 18.52. jd. i, fig. 4 a,b 408 



JBrachiopodd. 



Terebratula subtilita, n. »., Hall, 1852, pi. iv, figs. 1 a, 6. 2 a, 6 409 



Spirifcr liciiiiplicata. n. s.. Hall, 1852, pi. iv, figs. 3 a, 6 4ii'.» 



S. ncU.pUcata ! pi. iv, fig. 4 a, 6 409-410 



5. <nV<ic«^rt, Hall, n. 8, 1852, 1>1. iv, figs. 5 a-c 410 



Ohoneteii nnriolata, (D'Orb. sp.) DeKouinck, pi. iii, tigs. 1 o, 6 .. .* 410 



ProdiicUis cimtatun' DeKouiuck, \i\. iii, fig. 2 411 



P. nemiretioilatuK, DeKoninck pi. iii. figs. 3-5 a,b 41 1 



Productut (sp. indft . ), Hall, 1852, pi. iii, fig. 4 411 



Orthis iimbraciiliiin 1 pi. iii, fig. C 412 



Acephaltt. 



Aticula .' cunla, ])1. ii, tign. I a,h 412 



TeUiiioiiii/ri prutrniid, Hall, n. s., 18.52, pi. ii, tig. 3 412 



Cijpricardia occidrnlalU. ii. s,. Hall, 1852. pi. iv. fig. 2 412 



AU'irisma trrniinnlls. n. 8.. Hall, 18.52, pi ii, tics. 4 a,b 413 



J., nvriiln nr/ita. v.. s.. Hall. 1852. pi. ii. figs, 5 fli. b 413 



Oatteroj/oda . 



Plcuroti'inarin coronula, n. s.. Hall. 18.52. pi. ii, figs 6 a-d 413-414 



Euomphalus gxibplanus, u. s.. Hall. 1852. pi. ii, tigs. 7 o, 6 414 



