Description:
sample type: benthic = benthic foraminifera Amphistegina spp.; ehuxleyi = newly cultured 13C-cultured E. huxleyi; ehuxlyei_orig = original batch of 13C-cultured E. huxleyi; planktic_assemblage = planktic foraminifera assemblage; calcite = 13C-labeled sigma Aldrich inorganic calcite; aragonite = gel-grown 13C-labeled aragonite