J. C. C. Fernandez, S. Peixinho, U. S. Pinheiro, and C. Menegola, “Three new species of Tetilla Schmidt, 1868 (Tetillidae, Spirophorida, Demospongiae) from Bahia, northeastern Brazil”, Zootaxa, vol. 2978, no. 1, pp. 51–67, Jul. 2011.