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Trochocyathus acutus
Taxonomy
Trochocyathus (Paratrochocyathus) acutus was named by Chevalier (1961).
It was recombined as Trochocyathus acutus by Kiessling (2014).
It was recombined as Trochocyathus acutus by Kiessling (2014).
Sister species lacking formal opinion data