Sertularia rugosissima Thornely, 1904

Synonyms in the area: Geminella subtilis Vannucci Mendes, 1946; Vannucci 1951a, 1954 [polyp]; Sertularia sp. Pires et al., 1992 [polyp]; Tridentata rugosissima —Grohmann 2006 [polyp].

Distribution in South America: polyp—Atlantic Ocean, Brazil, at 8.05°S 34.79°W, at 9.80°S 35.80°W, from 20.30°S to 26.77°S (Vannucci Mendes 1946; Vannucci 1951a, 1954; Migotto 1996; Grohmann 1997, 2006; Grohmann et al. 1997; Nogueira et al. 1997; Rosso & Marques 1997; Migotto et al. 2002; Oliveira 2003; Oliveira et al. 2006; Oliveira & Marques 2007; Maronna et al. 2008, abstract; Amaral et al. 2010b; Silveira & Morandini 2011; Miranda et al. 2015).

Habitat: polyp—on intertidal zone, on algae and bryozoans (Vannucci Mendes 1946; Migotto 1996; Oliveira 2003; Oliveira et al. 2006; Oliveira & Marques 2007; Miranda et al. 2015).