Supplemental data for: Legacy amino acid ratios from terrestrial snails in alluvial deposits in Colorado show >8-10oC average Quaternary temperature depression but inconsistent river-terrace correlations

Supplemental data for: Alan R. Nelson, Richard F. Madole, and Emmett Evanoff, 2025, Legacy amino acid ratios from terrestrial snails in alluvial deposits in Colorado show >8-10° average Quaternary temperature depression but inconsistent river-terrace correlations: Geological Society of America Abstracts with Programs, v. 55, no. 5, https://doi: 10.1130/abs/2025. Includes terrestrial snail amino acid ratio data from Colorado and selections from publications with similar data from the same period (1979-1986).