? Mitrocomella polydiademata (Romanes, 1876)
Synonyms in the area: Cuspidella grandis – Jäderholm 1920 p. 4 [non Cuspidella grandis Hincks, 1868] [polyp].
Remarks: This is a tentative identification since Jäderholm (1920 p. 4) did not provide description or any additional information in the record of the species.
Distribution in South America: polyp—Pacific Ocean, Chile, at Cape Valentyn in Strait of Magellan (Jäderholm 1920 p. 4).
Habitat: polyp—on bryozoans (Jäderholm 1920 p. 4).