Stenostomum virginianum Nuttycombe, 1931 | Jul 1930 | | | collected in quiet pools. |
Anokkostenostomum saliens (Kepner & Carter, 1931) | 1938 or earlier | | | |
Stenostomum kepneri Nuttycombe & Waters, 1938 | 1938 or earlier | | | collected from several localities in the region of Mountain Lake. |
Anokkostenostomum tuberculosum (Nuttycombe & Waters, 1938) | 1938 or earlier | | | collected in large numbers. |
Anokkostenostomum pegephilum (Nuttycombe & Waters, 1938) | 1938 or earlier | | | collected in large numbers from two springs in the region of the Mountain Lake Biological Station, at elevations of 3700 and 3900 feet (temp 42 degrees F and 46 degrees F). |
Planaria dactyligera dactyligera Kenk, 1935 | 1935 or earlier | | | collected near south bank of lake. |
Castrella (Castrella) truncata (Abildgaard, 1789) | 1939 or earlier | | | |
Typhloplana viridata ovipara Mahan, 1956 | 1956 or earlier | | | Mountain Lake specimens are Typhloplana viridata but designated as a new sub-species, ovipara, since they have no viviparous stage of reproduction. |
Microdalyellia gilesi Jones & Hayes, 1941 | 1941 or earlier | | | Mountain Lake and Blue Ridge Mountains. |
Rhynchomesostoma rostratum (Müller, 1774) | 1939 or earlier | | | |
Geocentrophora baltica (Kennel, 1883) | 1939 or earlier | | | Mountain Lake Station. |
Castrella (Castrella) pinguis (Silliman, 1884) | 1939 or earlier | | | |