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ambulacrum n.(pl. -cra ) 【動物;動物學】(昆蟲的)步...

ambulance

Coelopleurus maculatus a . agassiz & h . l . clark : medium to rather small , low - hemispherical . ambulacra as broad as interambulacra 并提供了大部分種的形態結構圖片,對一些容易混淆的常見種進行了討論比較。