袋形動物 (たいけいどうぶつ ふくろがたどうぶつ) — aschelminth (any invertebrate animal formerly classified as belonging to phylum Aschelminthes)
袋形動物
た い け い ど う ぶ つ
Aschelminth (any invertebrate animal formerly classified as belonging to phylum Aschelminthes)
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