18 BULLETIN NO. M\ UNITED STATES NATIONAL MUSEUM. 



Page. 



Futntnintfrtextut, n. s., M. & H., 1«57 139 



Fusux (I'lciirntoma?) scnrboroiighi, n. s., M. &. IT., 1857... 139-140 



Piieudohxtccinrim,n. ii.,'S\. &. n., 1857 140 



Pgntdnhuecinum nchrasccrui*, ^[. & H • 140-141 



Xylophwja eU<iantula, ii. 8., M. H., 1857 141 



Xijlophaija gtimpgoni, n. 8., M. & H., 1857 141-142 



Pholndotntia ndrentricosa, n. s. , M. & II., 1857 142 



Solen / Jakotensig, n. s., M. & n., 1857 142 



CorbulamelUi, n. p., M. & II., 1857 142-143 



Cnrbulamella grrf/area, M. & H 143 



Ouprina arenaria, n. «., M. &. H., 1857 143 



Cyprina rnrdala, n. «., JI. &. II., 1857 143 



Cypriiia ci)m])reiiKa, n. s., !M. & II., 1857 144 



Cjipriiia siibtiimida, n. s., il. Sc U., 1857 144 



Cyprinn ovata, u. .'*., M. & II., 1857 144 



Uniodanai, u. 8.,M. & K.,1857 145 



Unio deioejiamis, ii. s., M. &. II., 1857 145-146 



TJnio suhspatulata, n. s., M. & U., 1857 146 



Pcetuneuliin subimbricatus, n. s., M. & H., 1857 146 



Ostrea glabra, n. >*.,M. Sell., \8o7 146-147 



Ostrea tramhtcida, n. .s-.M. &, II., 1857 147 



Ilemiastcr? hnmphreysanxis, n. s., M. <fc IT., 1857 147-148 



10. 



Mekk, F. B., and TIayden, F. V. Fossils of Nebraska. Letter from F. B. Meok 

 aud F. V. Hayden to G. K. Warren, Lieut. Topog. Eug., dated Wa.sliingtou 

 February 8, 1858; printed in tbo National Intelligencer of Marcb 16. <^Am, 

 Journ. Sci., vol. xxv, 2d ser., pp. 439-44'2. New Haven, 1858. 



This article is mainly p;eologic, only the genera, -which characterize the formations under dia- 

 cussion, being enumerated. 



11. 



Meek, F. B., avd IIaydex, F. V. Descriptions of new organic remains collected in 

 Nebraska Territory, in tbe year 1857, by Dr. F. V. Hayden, geologist to the ex- 

 ploring expedition under the command of Lieut. G. K. Warren, Top. Eng., U. S. 

 Army; together with some remarks on the geology of the Black Ilills and portions 

 of the surrounding country. <Proc. Acad. Nat. Sci. Phila., vol. x, pp. 41-59. 1858. 

 Philadelphia, 18.59. 



Jurassic fossils. Afterward republished and illustrated, in 18C5, in Paleontology of tho 

 Upper Missouri, Smithsonian Contributions to Knowledge, 172. 



Page. 

 General section of the geological formations seen in and near tho Black Hills (descend- 

 ing) 43-44 



Carboniferous rocks of the Black Ilills 47 



Lower Silurian 49 



Potsdam sand.stone 49 



Metanion>liic and igneous rock.s 49 



Pfntacrinun astericus, n. s., M. & H., 1858 49-50 



Llngiila hreviroxtris, n. s., M. & H., 1858 50 



IrK/ceramiis iimboiiatim, n. s., M. & H., 1858 50 



Aviiiila (Munutit) tcniiicontata, ii. s.,M. &H., 1858 50-51 



MyliluK pertenvis, n. h., M. & II., 1858 51 



Area (Ciiculbra) inoninta, u. s., M. &.H., 1858 51 



I'nui iitiralis, n. s., M. & H., 1858 52 



Corbiila inornata, n. 8., M. & IT., 18.58 52 



Pannpn-a (Myacites) subelliptica, n. s., M. &H., 1858 52-53 



Teredo globona, n. s., M. & II., 1858 53 



Pholas cuneata, n. h., M. &. II., 18.58 53 



A ctfOH tSolidula) altcnnuta,_n. s., M. & H., 1858 54 



Ilelicdceraji .' tortwi, n.8.,M. & II., 1858 54-55 



Turrilitfg t JJeli cor eras) cnchleatug, u. s., M. &H., 1858 55-56 



Ttirriliteg,' umbilicalug, n. s., M. &.H., 1858 56 



