plagiostomy

名词 n.

英文释义

名词 n.
  1. An adaptation in which the mouth is diminished, firmly closed, and located on the ventral side protected deeply within a carapace.
    — From its original subcerebral position (orthognathism) it shifts into a precerebral position (proguathism). That in connection with this rotation plagiostomy changes into teleostomy we will pass over in silence, although this phenomenon would give amble scope for interesting observations.

词源

From plagio- + stoma + -y.
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