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Trapezotheca aemulus
Taxonomy
Hyolithus (Orthotheca) aemulus was named by Holm (1893). Its type specimen is SGU 5161, a shell, and it is not a trace fossil. It is the type species of Trapezotheca.
It was recombined as Trapezotheca aemulus by Syssoiev (1958).
It was recombined as Trapezotheca aemulus by Syssoiev (1958).