单词 | Spongiomorphida |
释义 | Spongiomorphida [´spǝn·jē·ō`mȯr·fǝ·dǝ] PALEONTOLOGY A small, extinct Mesozoic order of fossil colonial Hydrozoa in which the skeleton is a reticulum composed of perforate lamellae parallel to the upper surface and of regularly spaced vertical elements in the form of pillars. |
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