(1)
HODDA, M.; BLOEMERS, G.; WANLESS, F. R. The Family Onchulidae: Establishment of Monophyly, Rediagnosis, Review and Keys, With Descriptions of Three New Species. J. Nematode Morphol. Syst. 2009, 7, J. Nem. Morph. Syst., 7 (2): 131-151 (2004, publ. 2005).