The bold-italic parts within the descriptions are diagnostic characters, generated with the aid of Intkey (Dallwitz, Paine and Zurcher 1995, 2000). They distinguish each taxon in at least two respects from every other taxon.
Cite this publication as: Lowry, J.K. (1999 onwards). 'Crustacea, the Higher Taxa: Descriptions, Illustrations, Identification, and Information Retrieval.' Version: 2 October 1999. http://crustacea.net/.