295 



EXPLANATION OF PLATE 48 

 Figure Page 



330. Crepidula maculosa Conrad 131 



331. Crepidnla glauca convexa Say 131 



332. Rissoina laevigata (C. B. Adams) 133 



333. Cyphoma mcg'intyi Pilsbry 147 



Fig. a. Exterior view. Fig. b. Interior view. 



334. Turritella exoleta (Linne) 135 



287. Fasciolaria papillosa reevei Jonas in Philippi 169 



