acleithral

形容词 adj.

英文释义

形容词 adj.
  1. Lacking a cleithrum not-comparable
    — In the genotype, Lepralia auriculata the acleithral ooecium is marginally covered by a thick imperforate layer of secondary calcification, resulting in a reduced proximal area of exposed pseudoporous ectooecium; the secondary calcification never covers this exposed ectooecium, even in heavily calcified zooids.

词源

From a- + cleithral.
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