. Beginners zoology. Zoology. Fig. 207.— Paper Argonaut (female). >< % { the animal is three times as long and broad as figure). Fig. 208. — Paper Argo- naut (male), x y^. General Questions. — The living parts of the mussel are very soft, the name moUusca being derived from the Latin word mollis, soft. Why is it that the softest animals, the molluscs, have the hardest coverings? To which class of molluscs is the name acephala (head- less) appropriate ? Lamellibranchiata (platelike gills)?. Please note that these images are extracted from scanned page images that may have been digital
. Beginners zoology. Zoology. Fig. 207.— Paper Argonaut (female). >< % { the animal is three times as long and broad as figure). Fig. 208. — Paper Argo- naut (male), x y^. General Questions. — The living parts of the mussel are very soft, the name moUusca being derived from the Latin word mollis, soft. Why is it that the softest animals, the molluscs, have the hardest coverings? To which class of molluscs is the name acephala (head- less) appropriate ? Lamellibranchiata (platelike gills)?. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Coleman, Walter M. Toronto : Macmillan
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Keywords: ., bookcentury1900, bookdecade1920, booksubjectzoology, bookyear1921
