Da Silva Paiva, T. & Da Silva-Neto, I.D. (2007)

Morphology and morphogenesis of Strongylidium pseudocrassum Wang and Nie, 1935, with redefinition of Strongylidium Sterki, 1878  (Protista: Ciliophora: Stichotrichia)

. Zootaxa, 1559 (1), 31–57.