精子束 sperm packet，spermatozeugmata

互联网2013-11-14

610

指多毛类动物Pectinaria等所排出的精子小团。它不象精包那样具有鞘和包膜。许多精子相互凝成一块，但是不久就具有运动能力，散开后即可游动。

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