valvocopula

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English

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Etymology

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From valvo- +‎ copula.

Noun

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valvocopula (plural valvocopulae)

  1. A copula (girdle) that runs around the valve of a diatom
    • 2015 October 15, “New Insights into Plagiogrammaceae (Bacillariophyta) Based on Multigene Phylogenies and Morphological Characteristics with the Description of a New Genus and Three New Species”, in PLOS ONE[1], →DOI:
      Girdle elements of Orizaformis also have single rows of puncta and a hyaline valvocopula, though in this genus there is no noticeable size difference between the valvocopula and other girdle elements.