Also known as Aalenian Age, Aalenian Stage
The Aalenian () is a subdivision of the Middle Jurassic Epoch/Series of the geologic timescale that extends from about 174.7 ±0.8 Ma to about 170.9 ±0.8 Ma (million years ago). It was preceded by the Toarcian and succeeded by the Bajocian.
阿林期（英語：Aalenian）是侏罗纪的第五个时期，年代大约位于174.1–170.3百万年前。
Abstract from DBpedia / Wikipedia · CC BY-SA
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Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).