198 BULLETIN NO. 30, UNITED STATES NATIONAL MUSEUM. 



Page. 

 Pteropoda. 



Oonularia, Miller 264 



C. migsouriengis. Swallow, ? 1860, pi. ixiii, fig. 4 264 



Ilyolithes, Eichwahi 264 



Jf.carbonaria, n. s., Walcott, 1884, pi. xxiii, fig. 3 264 



Cephalopoda. 



Orthoceras, Broy nius 265 



O. randolphensis. Wort hen, f 1882, pi. xviii. lijf. 17 2B5 



O. e«r?A-«n«ig, n. 8., Walcott, 1884, pi. xsiii, tigs 2, 2 a 265-266 



Orthoceras, 8P.,f Walcott, 1884 266 



Pcecilopoda. 



Grifithides. Portlock 2tiG 



a. portlocki, U.& W., 1865, pi. xsir, figs 4, 4 a, 6 266-267 



Systematic li.st of fossils of each geologic forniatioii t08-281 



Paleozoic section in Central Nevada 28:i-285 



24. 



Walcott, C. D. — On the Cambrian Faunas of North America; Preliminary studies. 

 <Bull. U. S. Geol. Surv. No. 10, pp. 1-74, pi. i-x. Washington, 1884. 



This contains three part«. The first is a " Jleview of the fauna of the Saint John formation, 

 contained in thp Hartt collection." Mr. Matthew propo.sed the specific names for the new 

 species excepting for one, Harttia inattheiri, the type of the u. g. Harttia, "Walcott. Theauthor 

 does not accept the geuus Conucephaliteg and refers its diflerent species to some of Ptychvparia 

 and one of Conncorypke. The following species are mentioned : 



Pago. 



Eocygtiteg, Billings 14,294 



E. primcevM, Billings, 1868, pi. i, lig. 2 14-15, 294-295 



Lingula, Bruguiere 15, 295 



L. ? dau'goni, n. a., Matthew, MSS., 1884, pi. v, fig. 8 15, 295 



Acrotkele, Linnarson 15, 295 



A. matthewi, Hartt, sp., 1868, pi. i, figs. 4, 4 n 15-16, 295-296 



Obolella, Billings 16,296 



O.lranverga, Uartt, 1868, pi. i, figs. 5, 5 rt 16,299 



Obolella, sp., undt., "Walcott, 1884 16-17,206-297 



Orthis, Dalman 17,297 



O.billingsi, Hartt, 1868, pi. i, figs 1, 1 b-d 17-18,297-298 



Orthig, ? sp., Walcott, 1884, pi. i, fig. 1 a 18, 298 



Harttia, n. g., Walcott, 1884 18-19,298-299 



TLiiiatthewi, n. s., Walcott, 1884, pi. 1, fig. 3 19,299 



Palwacmea. H. and W. (Stenotheca) 19,299 



atenotheca acadica. Hartt, sp., 1868, pi. i, fig. 6 19,299 



Hyolitheg, Eichwald J 20,300 



n. acadica, n. s., Hartt, sp., MSS., 1884, pi. ii, fig. 5 20,300 



Jl.danianxui, u. s., Matthew, MSS., 1884, pi. ii, figs. 7 a, b 20-21,300-301 



II. micmac, n. s., Matthew, MSS., 1884, pi. ii, fig. 6 21-22, 301-302 



Agnogtug, Brongniart 22, 302 



A.acadicxig, Hartt, 1868, pLii, figs. 2 2(>-c 22-23,302-303 



ilicroditeus, Emmons 23, 303 



M. dawgoni, Hartt, 1868, pi. ii, figs. 3, 3 a 23, 3U3 



M.punctaliig. Salter, 1864, pi. ii, figs. 1, 1 a-c 24-25,303-304 



Paradoxideg, Brongniart 25,30.') 



P.lamellatug, Hartt, 1808, pi. iii, figs. 2, 2 a 25,305 



P.acadictu, Matthew, 1882, pi. iii, figs. 3, 3 a 25-27,305-307 



P.eteminicug, Matthew, 1883, pi. iii, figs. 1, 1 a-g 27,307 



Conocoryphe, Corda 28, 308 



O. (Subgenus?), matthewi.'H&nt, sp., 1808, pi. iv, figs. 1,1 a, 6 28-30,308-310 



C. walcutti, Matthew (in lit. ), 1884 30-31, 310-31 1 



Bailiella (new subgenus) , Matthew, 1884 31-32, 311-312 



O. {Bailiella}. baileyi. Hartt, sp., 1868, pi. iv, figs. 3,3a; pL v, figs. 7,7 o 32-33,312-313 



C.elegant, Hartt, sp.,1868, pi. iv, fig8.'<i,2a,6 33-34,313-314 



Ptychoparia, Corda 34-36, 314-31 6 



P.robbi, Hartt, sp., 1868, pi. vi, figs. 1, 1 a 36-37,316-317 



P. ouangondiana, Hartt, sp., 1868, pi. y, figs. 4, 4 a-/ 37-38,317-318 



