80 BULLETIN NO. 30, UNITED STATES NATIONAL MUSEUM. 



FOSSILS OF THE MAOABA AKD CLINTON GBOUPB. 



Page. 

 MoUtuea. 



Brackiopoda. 



Triplegia, Hall, 1859 176-177 



T.ortoni, Meek, 1872, pi. xv, figs. 1 »-t 178-179 



iJAyTic/MWwUo, Fischer, 1809 179 



R.neglecta, Hall, 1852, pi. iv, figs. 3 o-d 179-180 



JfeW^reWa, Hall, 1860 180 



MA (Meristina) ci/hjidrica, Hall, sp., 1852, pi. xv, figs. 2o-(i 180-182 



3Vi7n«re«a, Billings, 1862 182 



T. grandii, Billings, 1862, pL xvi, figs. 2 o, 6 182 



T.ohioensii, Meek, 1871, pi. ivi, figs. 1 Or-c, and figs, a, 6, p. 183 183-185 



Gasteropoda. 



Platyostoma, ComaA, 1842 185 



P. nia^jarensia va,T. trigonoetoma, pLxvi,flg8.3 a-*, and fig. p. 186 185-186 



CepJuUopoda. 



Lituiteg, Montlort, 1808 186 



L.f orloni, Meek.n. a., 1873,pLxv, fig.4 186-187 



Artieulata. 



Crustacea. 



LeperdUia, Rouault, 1851 187 



L.alta, Conrad, sp., 1843,pl. xvii,figs.2 a,b 187-188 



JiZ««n««, Dalman, 1826 189 



I. (Bumastug) ingignis, Hall, ? 1864, pL xv, figs. 5 a-c, and figs, a and &, p. 189 189-193 



FOSSILS OF THE C0RNIFEK0U8 GROUT. 



Molltuca. 



Polyzoa. 



Ptilodiclya, Lonsdale, 1839 194 



P. (Stictopora) gilberti, Meek, 1871, pL xviii, figs. 1 o-« 194-195 



Brachiopoda. 



Phrjnchonella, Fischer, 1809 196 



R.caroUna, Hall, 1867, pi. xviii, figs. 8 a-« 196-197 



LameUihranchiata. 



Aviculopecten, McCoy, 1851 » 197 



A.parilis, Conrad,? 1842, pi. xviii, figs. 6 a,b 197-199 



Liicina, Bruguiere, 1792 199 



L. (Paraajclas) ohioengis, Meek, 1871, pi. xviii, fig. 7 a, 6 199-200 



L.lirata, Conrad, sp., fig. —, p. 200 200 



Oonocardium, Brown, 1835. ? 201 



atrigonalc. Hall, 1843, figs. A-0, p. 201, and figs. A, B, p. 204 201-203 



O. ohioenae. Meek, 1871, pi. xviii, fig. 9, and figs. A and J?, p. 204 203-206 



Solemya, Lamarck, 1818 206 



S. (Janeia) vetusta, Uee^., 1871, pi. xvui, fig. 4 206-207 



Olirwpigtha,M. And W.,IS70 208 



O. antiqua. Meek, 1871, pi. xviii, figs. 5 a, 6 208 



SanguinoUtes, McCoy, 1844 2O9 



S. 1 sanduskyensig, Meek, 1871, pi. xviii, fig. 3 209 



Oasteropoda. 



Ptoj/cercM, Conrad, 1842 210 



P. multigpinosum, Meek, 1871, pi. xx, figs. 7 a, b 210-211 



P. dumosum var. attenuatum, Meek, 1871, pi. xx, figs. 2 a, b 212-213 



Cyelonema. Hall, 1852 213 



a crenvlata. Meek, 1871, pi. xix, figs. 2 a-d - 213 



Naticopsia. McCoy, 1 844 214 



N. ? (Isonema) Au»iiJ»«, Meek, 1871, pi. xix, figs. 1 »-<:, and fig. p. 215 214-215 



N. levig. Meek, 1871, pi. xix, figs. 4 a,b 215-216 



y. ae(7«i««Wafa. Meek, n.a.. 1873, figs, o, 6, p. 216 216-217 



Orthonema, M. and W., 1861 217 



O. newberryi, Meek, 1871, pi. xx, figs. 3 a, 6 217-218 



Irochonema, Salter, 1859 218 



r. fricarijinVa, Meek, 1871, pi. xix, figs. 5 a, 6 218-219 



Etwmplialun, Sowprby, 1814 220 



i.decei/ji, Billings, 1861, pi. xix, figs. 3 0,6, and pi. XX, flg.l 220-221 



Xennphora, Fischer, 180() 221 



X. > {Paeudophorus) antiqua, Meek, 1871, pi. xvii, figs. X a-€ 221-222 



