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Costatumulus minor
Taxonomy
Costatumulus minor was named by Shen et al. (2002). Its type specimen is NMV P309576, a valve (Ventral valve, external mould), and it is not a trace fossil. Its type locality is Xiaoxinzhai Section, Bed 1, which is in a Kungurian marine mudstone in the Yongde Formation of China.
Sister species lacking formal opinion data
Synonymy list
Year | Name and author |
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2002 | Costatumulus minor Shen et al. p. 677 figs. 5.5-5.17 |
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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.
†Costatumulus minor Shen et al. 2002
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Diagnosis
No diagnoses are available