51 FOSSIL DIATOMS FROM VIRGINIA, MARYLAND AND BERMUDA S P C 1128 1a Richmond, Virginia S P C 1129 1b Richmond, Virginia S P C 1130 1c Richmond, Virginia S P C 1131 1d Richmond, Virginia S P C 1132 1e Richmond (Church Hill), Virginia S P C 1133 1f Richmond (Church Hill), Virginia S P C 1134 1g Richmond, Virginia S C 1135 1h Richmond, Virginia; infusoria S P C 1136 1i Richmond, Virginia S P C 1137 1j Richmond, Virginia S P C 1138 1k Richmond, Virginia S P C 1139 1l Richmond, Virginia S P C 1140 1m Richmond, Virginia S P C 1141 1n Richmond, Virginia S P C 1142 2a Piscataway, Maryland; treated with KO; light portions S P C 1143 2b Piscataway, Maryland; with KO; heavy part S P C 1144 2c Piscataway, Maryland S P C 1145 2d Piscataway, Maryland S P C 1146 2e Piscataway, Maryland S P C 1147 2f Piscataway, Maryland S P C 1148 2g Piscataway, Maryland S P C 1149 2h Piscataway, Maryland S P C 1150 2i Piscataway, Maryland; (a few Barbadoes Polycistines introduced by some accident) S C 1151 2j Piscataway, Maryland; light portions S P C 1152 2k Piscataway, Maryland S P C 1153 3a Calvert County, Maryland