| Authors(s) | Girard, C. |
| Year | 1850 |
| Title | Several new species of marine Planariae of the coast of Massachusetts. Proc. Boston Soc. Nat. Hist. 3: 251. |
| Authors(s) | Girard, C. |
| Year | 1850 |
| Title | Several new species of marine Planariae of the coast of Massachusetts. Proc. Boston Soc. Nat. Hist. 3: 251. |