"WRITINGS or li. 1). OWKX AND ]}. F. SHTMAltD. 241) 



List of fossil ;:euera and species found iu the lower fossil ifeioiis limestone at St. Peter's 

 and Fort bnelliuji, ■which are idenlical with those occurrino' in the blue limestone of 



the Ohio Valley 131-132 



List of organic lemains found near the "Big Spring," on the Upper Iowa River. . . 132 



List of organic remains found in the limestones (fig. 3) of Turkey Kiver, near the 

 agency and the vicinity ' 133 



4. 



OwEv, D. D., and Shumaku, B. F. Desciiptious of fil'teeu uew species of Crinoidea 

 from the snbcarboiiiferous limestone of Iowa, collected duriug the U. S. Geological 

 Survey of Iowa, Wisconsin, aud Minnesota, iu the years l848-'49. <^Journ. 

 Acad. Kat. Sci., Philadelphia. Second series, vol. ii, part i, pp. 57-70, pi., vii. 

 Phihidelphia. 18.50. 



This article was afterward republished iu Owen's IT. S. Geol. Eep. of Iowa, yTiscousui, and 

 Minnesota. 



Page. 



riatycrinnt:, MiUer 57 



J'.planiix, n. s., Ow^en & Shuuiard, 1850, pi. vii, tigs. 4 a-c 57-58 



P. yandelUi, n. s., Oweu & Shnmard, 1850, pi. vii, figs. & a,h 58 



P. discoideuii, n. s., Owen & Shnmard, 18-30, pi. vii, figs. 1 n, 6 58-59 



P. cornigatus, n. s., Owen «& Shumard, 1850, pi. vii, figs. 2 «-? 59-60 



P bv.rlingtonensi^, n. s., Owen &, Shumard, 1850, pi. vii, fig. 5 60-61 



IHchocrinus. Munster 61 



JD. ovatus, n. s. , Oweu &. Shumard, 1850, pi. vii, figs. 9 a, 6 61-62 



D. striatttis, n. s., Owen &. Shumard, 1850, pi. vii, figs. 10 a, & 62-63 



Cyathocrin us. Miller 63 



G. iowensis, n. s., Owen &. Shuuiard, 1850, ])1. vii, figs. 11 a-c 63 



C. eornutus, n. s., Owen & Shnmard, 1850, pi. vii, figs. 8 «, 6 63-64 



Pentremitex, Say 04 



P. norwoodii, n. s., Owen <fc Shumard, 1850, pi. vii, tigs. 13 a-c 64-65 



P. melo.Ti. s., Oweu & Shumard, 1850, pi. vii, figs. 14 a-c 65-66 



P. laterniformiii, u. s., Oweii & Shumard, 1850, pi. vii, fig. 15 66 



P. stcUiformig, n. s., Owen & Shumard, 1850, pi. vii, fig. 16 a, 6 67 



Actinocrlmis vnicorniis, n. s., Owen & Shumard, 1850, ])1. vii, figs. 12 flf, & 67-68 



Actinocrinus eransii.n. s , Oweu & Shnmard, 1850, pi. vii, figs. Z a.h 68-69 



Ow'EX, D. D., and Shumard, B. F. On the Number and Di.stributiou of Fossil Spe- 

 cies iu the Paheozoic Rocks of Iowa, Wisconsin, and Minnesota. <^Proc. Amer. 

 Ass. Adv. Sci., fifth meeting, 1851. pp. 235-239. Washington aud Ciuciuuati, 1851. 



6. 



Owen, D. D., and Shumaud, B. F. Description of seven new species of Crinoidea 

 from the subcarboniferoiis limestone of Iowa and Illinois. <^ Journ. Acad. Nat. 

 Sci., Philadelphia. Second series, a'oI. ii, part ii, pp. 89-94, pi. xi. Philadelphi;'., 

 18.52. 



This article was afterward republished in Owen"s V . S. (Jeol. Kej). of "Wisconsin, Iowa, and 

 Minnesota. 



Page. 



Platiicrinns. Miller 89 



P. amerieanus, n. s., Owen & Shnmard, 1852, pi. si, figs. \ a. b 89 



Poteriocrinvs. Miller 89 



P. rAo7>i&//c/-Ms, u. s., Owen & Shumard, 1852, pi. xi, fig.s. 2 fl-c 89-90 



P. tumidus. n. s., Owen <fc Shumard, 1852, jd. xi, figs. 3 a, & 90-91 



P. xjnnosus, n. s., Owen & Shumard, 1852, pi. xi, fig. 4 91-92 



P. occidentalis, n. s., Owen & Shumard, 1852. pi. xi. figs, o a, b 92-93 



Agaxsizdcriniis, Troo.st in MSS 93 



A. conicus, u. s., Owen & Shumard, 1852, pi. xi, fig. 6 93 



Sjpibathocrinus dentatus, n. s., Owen & Shnmard, 1852, pi. xi, figs. 7 a, b 93-94 



