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Eoprotrachyceras americanum
Taxonomy
Trachyceras americanum was named by Mojsisovics (1882).
It was recombined as Trachyceras (Protrachyceras) americanum by Smith (1914); it was recombined as Eoprotrachyceras americanum by Tozer (1980).
It was recombined as Trachyceras (Protrachyceras) americanum by Smith (1914); it was recombined as Eoprotrachyceras americanum by Tozer (1980).
Synonymy list
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
†Eoprotrachyceras americanum Mojsisovics 1882
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Diagnosis
No diagnoses are available