protaspid

三叶虫幼虫期的, 与三叶虫幼虫期有关的

词形变化

protaspids 复数 protaspids

释义与例句

n.
  1. 1.

    A recently-hatched trilobite that is still in the protaspid stage (consisting of a single rounded component).

adj.
  1. 1.

    Of, or relating to, protaspis