Sample Drive Slug Depth Description 801 16 A 100.90 Small shell of Helisoma (Carinifex) newberryi; unidentifiable shell fragments; partial interanl casts. 802 56 B 186.71 External mold of Helisoma (Carinifex) sp.; abundant Pisidium sp. cf. P. compressum; abundant miscellaneous unidentifiable shell fragments; abundant ostracoda. Several of the Pisidium speciments with both valves, indicating in situ preservation with no post-mortem transport. 803 59 B 195.14 Helisoma (Carinifex) newberryi; miscellaneous unidentifiable shell fragmets. 804 59 B 195.70-195.72 Shell fragments of Pisidium; unidentifiable shell fragments. 810 62 A 206.60-206.78 Nacreous shell fragments, probably of Anodonta. 811 63 A 207.49-207.53 Miscellaneous shell fragments, undetermined; some nacreous fragments probably referable to Anodonta sp. 813 63 A 207.91-207.96 Abundant small fragments of nacreous shell, probably Anodonta. 814 63 A 208.29 Pisidium sp. undetermined. 815 62 A 208.39 Single fragment of ?Anodonta sp. 816 A 64 B 210.13 A: Anodonta sp. 816 B 64 B 210.13 B: Anodonta sp. 817 64 B 210.15 Pisidium sp. cf. P. compressum; nacreous shell fragments of Anodonta sp.; single broken shell of Helisoma (Carinifex) sp. 819 66 B 213.54 ?Helisoma (Carinifex) sp undet.; miscellaneous shell fragments; ostracoda. 820 66 B 214.05 Abundant Pisidium compressum; ? Amnicola sp.; ostracoda. 821 67 A 216.93-217.01 Helisoma (Carinifex) newberryi; Pisidium sp. undet., unidentified shell fragments. 823 71 A 225.73-225.96 Unidentified gastroped shell fragments, exhibiting distortion from pressure. One specimen of first 1 1/2 volutions of ?Helisoma. sp. 824 71 B 226.41-226.48 Valvata sp. cf. V. sincera; ?Amnicola sp. Remnants of color banding noted on Valvata. Shell fragments of large (>1 cm) gastroped not identifiable. 828 A 100 A 284.24 A: Nacreous shell fragments of ?Anodonta; small, undetermined gastroped; ostracoda. 828 B 100 A 284.24 B: Nacreous shell fragments of ?Anodonta; miscellaneous unidentifiable gastroped shell fragments; ostracoda. 828 C 100 A 284.24 C: Hydrobia sp. 828 D 100 A 284.24 D: Large nacreous shell fragments of Anodonta sp.; Hydrobia sp.; ostracoda. 828 E 100 A 284.24 E: Hydrobia sp. 829 100 B 284.64 Unidentifiable gastroped shell fragments. 850 106 C 309.49 Nacreous shell fragments of Anodonta sp. 851 A 107 A 310.25 A: Nacreous shell fragments of ?Anodonta; unidentifiable fragments of gastroped. 851 B 107 A 310.25 B: Shell fragments of a sphaeriid pelecypod assignable to ?Pisidium sp.; nacreous fragments of ?Anodonta; miscellaneous unidentified gastroped shell fragments. 852 A 107 A 310.40 A: Pisidium sp. undet.; Hydrobia sp.; nacreous shell fragments of ?Anodonta sp. 852 B 107 A 310.40 B: Hydrobia sp.; nacreous shell fragments of ?Anodonta. 855 107 B 312.92 Nacreous shell fragments, ?Anodonta sp.; Amnicola sp. cf. A. limosa; unidentified fragments of larger gastropod. 855 107 B 313.97 Fragments of Pisidium sp. undet. 856 A 108 A 314.75 A: Nacreous shell fragments of ?Anodonta; Hydrobia sp., commonly present. 856 B 108 A 314.75 B: Hydrobia sp.; abundant nacreous shell fragments of ?Anodonta; ostracoda. 856 108 B 318.36 Hydrobia sp. undet.