| Authors(s) | Parker, R. H. |
| Year | 1964 |
| Title | Zoogeography and ecology of some macro-invertebrates. Particularly mollusks, in the Gulf of California and the continental slope of Mexico Vidensk. Medd. Dansk Nat. Forhand. Kjøbenhavn 126: 1-178, 15 pls. |
| Authors(s) | Parker, R. H. |
| Year | 1964 |
| Title | Zoogeography and ecology of some macro-invertebrates. Particularly mollusks, in the Gulf of California and the continental slope of Mexico Vidensk. Medd. Dansk Nat. Forhand. Kjøbenhavn 126: 1-178, 15 pls. |