Kott, P. (1969). Antarctic ascidiacea. A monographic account of the known species based on specimens collected under U.S. Government auspices 1947 to 1963. Antarct. Res. Ser. 13 : 1-239.
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Kott, P.
1969
Antarctic ascidiacea. A monographic account of the known species based on specimens collected under U.S. Government auspices 1947 to 1963.