An interactive, continuously updated identification key to species of the large kinorhynch family Echinoderidae has been made available online. The key is based on the DELTA format (DEscription Language for TAxonomy), and provides, with a multiple entry approach, an intuitive and user friendly tool to identify more than 145 echinoderid species. The present short note describes software requirements, how to access the database and keep it updated, and how to use the identification tools.

中文翻译：

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棘皮动物（Kinorhyncha）物种的交互式识别钥匙

在线提供了一个互动的，不断更新的，用于识别大型金钩棘科的物种的识别码。该密钥基于DELTA格式（TAxonomy的描述语言），并通过多次输入的方式提供了一种直观且用户友好的工具来识别145种棘皮动物物种。本简短说明描述了软件要求，如何访问数据库并保持其更新以及如何使用标识工具。