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Acanthastus
Taxonomy
Acanthastus was named by Kozlowski (1948) [Sepkoski's age data: O Trem]. It is not extant.
It was assigned to Acanthastida by Bulman (1970); and to Graptolithina by Sepkoski (2002).
It was assigned to Acanthastida by Bulman (1970); and to Graptolithina by Sepkoski (2002).
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.
G. †Acanthastus Kozlowski 1948
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Diagnosis
No diagnoses are available