74 MOLLUSCA IN THE MaYA LoWLANDS 



pl. 6 — cassididae and miscellaneous small gastropods 



a. Phalium inflatum Shaw (M-825), aa (3865). 



b. Phalium gramilatitm Born (Q-504), bb (3700). 



c. Cypraecassis testicultis Linne (Q-504), cc (7289). 

 dd.dd'. Moriitn onisais hinne (6982, 4561). 



e. Coltimbella mercatoria Linne (Q— 500). 



ff. Nassarius vibex Say (696). 



g. Canthartts atirituhif'L'mk (Q— 501). 



hh. Cancellaria reticulata LXnnk (6584). 



i. Melampus coffetis Linne (Q-502), li (7290). 



jj. Natica canrenahinne (6283). 



(Actual size) 



