PLATE XXIX. 



PAliK 



Fig. 217. Ltjnatia Hornii. Natural size. 10G 



Fig. 219. ? L. (Gyrodes) Conradiana. Natural size. 107 



Fig. 220, 220 a. Neverita secta. Natural size. 108 



Fig. 221, 221 a. Cinulia pinguis. Magnified. 112 



Fig. 221 b. Id. Magnified view of surface. 



Fig. 222 a. Kingicula varia. ' Magnified. 112 



Fig. 222 b. Id. Magnified view of surface. 



Fig. 223. Cylindrites brevis. Magnified. 115 



Fig. 224, 224 a. Architectonica Hornii. Magnified. 117 



Fig. 224 b. Id. Under surface. 



Fig. 225. Margaritella globosa. Magnified. 11!) 



Fig. 226. • Conus Hornii. Natural size. 122 



Fig. 227. C. sinuatus. Natural size. 123 



Fig. 228. Rostellaria (Rimella) canalifera. Magnified. 123 



Fig. 229, 229 a. Pugnellus manubriattjs. Natural size. 125 



Fig. 230 a. Aporrhais Californica. Natural size. 128 



Fig. 230 b. Id. Young. Magnified. 



Fig. 231. A exilis. Magnified. 129 



Fig. 232, 232 «. Galerus excentricus. Varieties. Natural size. 136 



Fig. 233, 233 a, 233 b. Crypta (Spirocrypta) pileum. Magnified. 137 



Fig. 234, 234 a. Helcion circularis. Magnified. 141 



Fig. 23, r >. Bulla Hornii. Slightly magnified. 140 



Fit;-. 237. Siliqua Oregonensis. Natural size. 147 



Fig. 238. Corbula Hornii. Natural size. 149 



Fig. 239, 239 a. C. parilis. Magnified. 150 



Fig. 240. Anatina Tryoniana. Natural size. 150 



Fig. 241. A. ine(juilateralis. Natural size. 151 



