basis of recordParker, S.P. (Ed.) (1982). Synopsis and classification of living organisms. McGraw Hill Book Company: New York, NY (USA). ISBN 0-07-079031-0. 1166, 1232 pp. (look up in IMIS) [details]
additional sourceRuggiero, 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]