| 单词 | protosiphonula |
| 释义 | > as lemmasprotosiphonula ΚΠ 1893 A. Hyatt in Proc. Boston Soc. Nat. Hist. 103 I first described this substage among the nautiloids under the descriptive name of the ‘asiphonula’ but have since substituted the term, Protosiphonula. < as lemmas |
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