Last Updated：2025/11/23
Sentence
デボン紀の化石は、初期の顎口類が発達した顎の構造を持っていたことを示している。
Quizzes for review
Fossils from the Devonian period reveal early gnathostomes with well-developed jaw structures.
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Fossils from the Devonian period reveal early gnathostomes with well-developed jaw structures.
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Related words
gnathostomes
Noun
form-of
plural
Japanese Meaning
これは「gnathostome」（顎を持つ脊椎動物、すなわち顎口類）の複数形を示しており、言い換えると有顎脊椎動物の多数を指します。
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