sourceTaxonName: Utterbackiana suborbiculata (Say, 1831)
sourceTaxonPath: Animalia | Mollusca | Bivalvia | Unionida | Unionidae | Utterbackiana | Utterbackiana suborbiculata
targetTaxonName: rocks and silt
localityName: Channahon Township, Sec. 32, Grant Creek Cut-off, E bank about 200 m N of Grant Creek