Catenula lemnae Duges, 1832 | prior to 1945 | | | various times, found with Spirostomum ambigum. |
Catenula alitha Marcus, 1945 | prior to 1945 | | | |
Catenula macrura Marcus, 1945 | prior to 1945 | | | 30 specimens. |
Dasyhormus lasius Marcus, 1945 | prior to 1945 | | | |
Dasyhormus lithophorus Marcus, 1945 | prior to 1945 | | | |
Catenula turgida (Zacharias, 1902) | prior to 1945 | | | |
Catenula sawayai (Marcus, 1945) | prior to 1945 | | | |
Stenostomum simplex Kepner & Carter, 1931 | prior to 1945 | | | |
Anokkostenostomum saliens (Kepner & Carter, 1931) | prior to 1945 | | | |
Stenostomum virginianum Nuttycombe, 1931 | prior to 1945 | | | |
Anokkostenostomum anatirostrum (Marcus, 1945) | prior to 1945 | | | |
Rhynchoscolex evelinae Marcus, 1945 | prior to 1945 | | | |
Rhynchoscolex nanus Marcus, 1945 | prior to 1945 | | | |