Sertularia tumida Allman, 1877

Synonyms in the area: Tridentata tumida —Grohmann et al. 2003; Grohmann 2006 [polyp].

Distribution in South America: polyp—Atlantic Ocean, Brazil, at 15.90°S 38.80°W, from 20.20°S to 20.40°S, at 21°S 40.25°W, at 25.73°S 48.36°W, and at 27.21°S 48.51°W (Grohmann 1997, 2006; Grohmann et al. 2003; Miranda et al. 2015).