Spath, Leonard Frank, 1920, On a new ammonite genus (Dayiceras) from the Lias of Charmouth

Spath, Leonard Frank, 1920, On a new ammonite genus (Dayiceras) from the Lias of Charmouth, Geological Magazine 57, pp. 538-543

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urn:lsid:zoobank.org:pub:1BF812091C3A428883118093DE0739DB

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