Kristensen R. H., Funch P. (2000). Micrognathozoa: A new class with complicated jaws like those of Rotifera and Gnathostomulida. (англ.) Journal of Morphology246(1): 149. doi:10.1002/1097-4687(200010)246:1<1::AID-JMOR1>3.0.CO;2-D.
Kristensen R. M. (2002). An Introduction to Loricifera, Cycliophora, and Micrognathozoa. Integrative and Comparative Biology42(3): 641—651. doi:10.1093/icb/42.3.641.