Chemical News and Journal of Industrial Science, Tom 145,Wydanie 3776Chemical news office., 1932 |
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Strona 115
... skeleton a cuticle , tunic or sometimes ( Brachiopoda ) a bivalve shell in which the valves occupy dorsal and ventral positions ( difference from Mollusca ) , larval form distinctive . Phylum V. MOLLUSCA - Molluscs or Shell- fish ...
... skeleton a cuticle , tunic or sometimes ( Brachiopoda ) a bivalve shell in which the valves occupy dorsal and ventral positions ( difference from Mollusca ) , larval form distinctive . Phylum V. MOLLUSCA - Molluscs or Shell- fish ...
Strona 116
... skeleton . Phylum VIII . PISCES - Fishes . Aquatic animals , bodies bilaterally sym- metrical , usually deeper than wide , intern- ally segmented , externally divisible into head , trunk , tail , head containing organs . of special ...
... skeleton . Phylum VIII . PISCES - Fishes . Aquatic animals , bodies bilaterally sym- metrical , usually deeper than wide , intern- ally segmented , externally divisible into head , trunk , tail , head containing organs . of special ...
Strona 117
... skeleton of scales or plates , teeth numerous , all alike , sometimes on the palate as well as 1 There are more exceptions here than in most vertebrates , in many the round ( snakes ) or flat ( tortoises and crocodiles ) forms recall ...
... skeleton of scales or plates , teeth numerous , all alike , sometimes on the palate as well as 1 There are more exceptions here than in most vertebrates , in many the round ( snakes ) or flat ( tortoises and crocodiles ) forms recall ...
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added adult alimentary canal analogy analysis animals Applications arranged atom becoming bilateral Black blastopore body bone British Canada carbon cavities character Chemical chemistry circulatory system clearly cœlom compared conception consider constructed containing definite described developed discoveries distinct dominant dorsal Drebbel ducts element embryo exact excretory experiments external extract force fundamental gills give given groups gypsum head heart higher ideas important included industry interest internally known laboratory latter Lavoisier less light limbs London lungs malt material means ment mesoderm method molecule mouth muscle National Mark nature neck nervous system obtained opening organic molecule organs original pairs Paris passing Patent Phylum physical placenta plant position possible present Priestley primitive problem produce quantitative Ratio reproduction segments sense separate short skeleton sometimes stages structure substances tail tion trunk types urogenital usually various vegetative whole