!48 BULLETIN NO. 30, UNITED STATES NATIONAL MUSEUM 



Rellerophon (cast), pi. xv, fig. 2 t^ii 



Orthis (casD.pl. XV, fig. 3 80 



Pleurotomaria ? (cast), i>\. xv, fig. 4 80 



TrocliKS lenticularis 1 (cast), pi. xv, fig. 5 80 



Pleiirotomaria (cast), pi. xv, fig. 6 80 



Delthyris ( cast), pi. xv, fig. 7 80 



Euomphalus (cast), pi. xv, fig. 8 80 



Atrypa orbicularis (cast), pi. xv, fig. 9 So 



Pleurotomaria (cast), pi. xv, fig. 10 80 



Orthis testudinaria ? (cast), pi. xv, fig. XX 80 



Bellerophon (cast), pi. xv, fig. 12 80 



Illcenun-TrentoHeniiis ? pi. xvi, fig. 1 82 



Casts of Utrophomeua, pi. xvi, fig. 2 82 



Oasts of i)tro2ihomi>na, Orthis 1 a,nA Atrypa,Y>\. xvi, fig. 4 82 



Cyathophyllum profundum, Cou. , pi. xvi, fig. 5 82 



Pleurototnaria! pi. xvi, fig. 7 82 



Siliceous casts of Strnphomena deltoidea, pi. xvi, fig. 8 82 



Orthis, pi. xvii,fig.l 84 



Pleurotomaria ? pi. xvii, fig. 3 84 



Atrypa, pi. xvii, fig. 4 84 



Stroplioincna seriea! pi. xvii, fig. 5 84 



Strojjkoiiiena deltoidea, pi. xvii, fig. 6 84 



Paradoxides '. \A. xvii, fig. 7 84 



CardiuM iowensis, u. s., Owen, 1844, pi. xvii, fig. 8 84 



Thaleops '. pi. xvii, fig. 9 84 



Strophomena nasuta ! pi. xvii, fig. 10 84 



CeraMrus, pi. xvii, fig. 11 84 



Cypricardites, pi. xvii, fig. 12 84 



Pleurotomaria, pi. xvii, fig. 13 84 



Delthyris expansus, pi. xvii, fig. 14 84 



Belle1ropt!bn bilohutus, pi. xvii, fig. 15 84 



Strophomena, pi. xviii, fig. 1 86 



Aaaphiis, pi. xviii, fig. 2 80 



titrophumena angulata 1 pi. xviii, fig. 3 .■ 80 



Pleurotomaria .' pi. xviii, fig. 4 86 



Pleurotomaria angulata ? pi. xviii, fig. 5 86 



Pleurotomaria lenticularis, pi. xviii, fig. 6 86 



Trochus? pi. xviii, fig. 7 86 



Orthoceras, pi. xviii, fig. 9 86 



PhragiDocerasi p). xviii, fig. 11 86 



Owen, D. D. Ou the Geology of the Western States of North America. <^Quart. 

 Journ. Geol. Soc, London. Vol. ii, pp. 433-447, pi. xix. Loudon, 1840. 



This article, of which an abstract was given in the Proe. Geol. Soc, London., vol. iv, p. 1, con- 

 tains many paleontological notes. 



Page. 



Pentreinites pyriformis, Say 437 



Archimedes, Lesueiir 437 



Ilelepora archimedes 437 



Aulopora tuhcvformis 442 



Itetepora indianensis, n. .s., Owen, 1846 442 



3. 



Owen, D. D. [Li^sts of fossils found.] <Rep. of a Geol. Recou. of the Chippewa 

 land district of Wisconsin. 30th Congress, 1st session, Senate, Executive Doc. 



No. .'')7. Appendix, pp. 131-133. Washington, 1848. 



Page. 

 List of fossil genera found in the lower sandstones of Wisconsin, fig 1, species unde- 

 termined 131 



List of fossil genera found in the lower magnesian limestone, fig. 2, species undeter- 

 mined 131 



