NEOICHNOLOGY OF FIRMGROUD AND SOFTGROUND BURROWING MAYFLIES (EPHEMEROPTERA) WITH COMPARISON TO GLOSSIFUNGITES GINGRASI AND OTHER ICHNOTAXA
WROBLEWSKI, Anton, Geology and Geophysics, University of Utah, 15 S 1460 E, Salt Lake City, UT 84112 and GULAS-WROBLEWSKI, Bonnie, Texas A&M Natural Resources Institute, 578 John Kimbrough Blvd., College Station, TX 77843