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Title: What kind of pteropod or sea butterfly has completely lost its shell? Post by: horatioo on Feb 7, 2018 What kind of pteropod or sea butterfly has completely lost its shell?
a. Apteropod b. Gastropod c. Thecosome pteropod d. Gymnosome pteropod Title: What kind of pteropod or sea butterfly has completely lost its shell? Post by: hamdan on Feb 7, 2018 d
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