It is important to describe the Labial Tooth Row Formula (LTRF) of tadpoles in anuran biology and biodiversity research.Five common type of the formula and their differences were shown in this paper.

• 摘要蝌蚪的唇齿式在研究蝌蚪的生物学特性和生物多样性中具有重要的作用，本文比较详细介绍了目前国内外5种蝌蚪唇齿式表达方式，并比较了它们的优缺点。