Sertularella ellisii (Deshayes & Milne Edwards, 1836)
Synonyms in the area: Sertularella fusiformis —Fraser 1938a; Calder et al. 2003 [polyp]. Distribution in South America: polyp—Pacific Ocean, Ecuador, from 1.4°N to 1.2°S in Galápagos Archipelago (Fraser 1938a; Calder et al. 2003).