original descriptionBessey, C.E. (1907). A synopsis of plant phyla. <em>University Studies of the University of Nebraska.</em> 7: 275-373, 1 pl., available online athttps://www.biodiversitylibrary.org/page/29885275 page(s): 283 [details]
basis of recordRuggiero, M. A.; Gordon, D. P.; Orrell, T. M.; Bailly, N.; Bourgoin, T.; Brusca, R. C.; Cavalier-Smith, T.; Guiry, M. D.; Kirk, P. M. (2015). Correction: A Higher Level Classification of All Living Organisms. <em>PLoS ONE.</em> 10(4): e0119248.[details]