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>Item Subject: Text_1 > species:applications/research::suprageneric groups:housekeeping species: naturally reproducing populations :: supraspecific taxa: larger groups of common ancestry Systematics and taxonomy are aspects of biological evolutionary theory. If they do not work well for economic prospecting, develop your own system. The rest of us (well, most of the rest of us) will continue to develop a system which addresses the biology, not the utility, of organisms. Thomas R. Holtz, Jr. tholtz@geochange.er.usgs.gov Vertebrate Paleontologist in Exile Phone: 703-648-5280 U.S. Geological Survey FAX: 703-648-5420 Branch of Paleontology & Stratigraphy MS 970 National Center Reston, VA 22092 U.S.A.
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