218 BULLETIN NO. 30, UNITED STATES NATIONAL MUSEUM. 



10. 



Conrad, T. A. Descriptions of Cretaceous and Tertiary fossils. •< United States 

 and Mexican Boundary Survey. Report of William H. Emory. Vol. i, part ii, 



pp. 141-174, pis. i-xxi. Washington, 1857. 



Page. 



Eocene species 141 



Cretaceous fossils from Oak Creek, Texas 141 



Cretaceous fossils from between Rio San Pedro and Rio Puercos 142 



Cretaceous fossils from between El Paso and Front era 142 



Cretaceous fossils from Leon Springs 142 



Cretaceous fossils from Jacun, 3 miles below Laredo 143 



Cretaceous fossils from Lepan Hills 143 



Cretaceous ? fossils from Dry Creek, Mexico 143 



Cretaceous fossils from various localities 143 



Polypi : 



Turbinolia, Lam 144 



T. texana, n. s., Conrad, 1857, pi. ii, figs. 3 a, 6 144 



Bivalves : 



Caprina, DOrbigny 147 



C. occidentalis, Conrad, pi. ii, figs. 1 a-e 147 



G. planata, Conrad, pi. ii, figs. 2 a,b 147 



Terebratula, Lliwyd., Lam 147 



T. wacoensis, Roemer, pi. iii, fig. 1 147 



T. chuctawensis, Shumard 147 



Trigonia, Lam '. 147 



T. emoryi, Conrad, pi. iii, fig. 2 Or-c 148 



T. texana, n. s., Conrad, 1857, pi. iii, figs. 3 a-c 148 



Mactra. Lin., Lam 148 



M. texana, Conrad, pi. iv, figs. 1 a,b 148 



Cucullcea, Lam 148 



G. terminalis, u. a., Conrad, 1857, pi. iv, figs. 2 a,b 148 



Area, Lin 148 



A. giibelongata, n. s., Conrad, 1857, pi. vi, figs. 3 a,b 148 



Arcopagia 149 



A. texana, Roemer, pi. iv, flgs. 3 o, b 149 



Gardium, Lin., Lam 149 



G. mediale. n. s., Conrad, 1857, pi. iv, flgs. 4 a, 6 149 



C. congestum, n. s., Conrad, 1857, pi. vi, flgs. 5 a-d 149 



Subgenus Protocardia, Bey rich 149 



G. {Protocardia) multistriatum, Shumard, pi. vi, flgs. 4 a-c 149 



G. (Protocardia) texanum, n. s., Conrad, 1857, pi. v, flgs. 6 Or-e 150 



C. (Protocardia) filosum, n. s., Conrad, 1857, pi. vi, flgs. 7 a, b 150 



Gardita, Lam., Blainville 150 



0. eminitZa, n. 8., Conrad, 1857, pi. vi, fig. 8 150 



Gorbula 150 



G. occidentalis, n. s., Conrad, 1857, pi. vi, fig. 9 150 



Neithea, Drouet 150 



jV. occidentalis, Conrad, pi. v, figs. 1 a, b 150-151 



y. texana, Roemer, sp., pi. v, flgs. 2a,b 151 



Lima 151 



L. wacoensis, Roemer, sp., pi. v, flgs. 4 o, & 151 



L. leonensis, n. s., Conrad, 1857, pi. v, flgs. 3 a-c 151 



Inocerarniis, Sowerby 151 



/ confertim-annulatus, Rcemer, sp., pi. v, fig. 5 151 



1. mytilopsis, n. s., Conrad, 1857, pi. v, fig.s. C o, 6 152 



I. texanus, n. s., Conrad, 1857, pi. v, fig. 7 152 



1. crispii, Mantell, pi. v, fig. 8 152 



Pholadomya, Sowerby 152 



P. ««a;«na, n. s., Conrad, 1857, pi. xix, fig. 3 1.52 



Astarte, Sowerby 152 



A. texana, n. a., Conrad, 1857, pi. v, fig. 9 152 



Cytherea, Lam 153 



G. leonensis, n. s., Conrad, 1857, pi. vi, fig. 1 153 



G. texana. n. s., Conrad, 1857, pi. vi, fig. 2 153 



Plicatula, Lam 153 



