Word Study
    
                                	ichthyophagist |
                                	ichthyophagous |
                                	ichthyophagy |
                                	ichthyophthalmite |
                                	ichthyophthira |
                                ichthyopsida
                                	| ichthyopterygia 
                                	| ichthyopterygium 
                                	| ichthyornis 
                                	| ichthyosaur 
                                	| ichthyosauria 
                            
        ichthyopsida
CIDE DICTIONARY
ichthyopsida, n. pl. [NL., fr. Gr. 'ichqy`s, -y`os, a fish +  appearance.]. 
                                            
                                         A grand division of the Vertebrata, including the Amphibia and Fishes.                                                                                 [1913 Webster]                                                                                                                    
                                                                                    
            For further exploring for "ichthyopsida" in Webster Dictionary Online
        

