Name the types of gastropods known to you. On what grounds are they united in this group?
| November 28, 2020 | education
Small pond snail, grape snail, slugs.
Signs that unite this group:
-spirally wound shell;
-NS nodal type;
-the body consists of a head, torso and legs;
– there is a radula in the oral cavity;
– there is a mantle cavity;
-CS is open, consists of the heart and blood vessels.
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