| Ref. No. | Title |
|---|---|
| 29324 | Chromosome studies in Pisces. VI. The X-Y chromosomes found in Cottus pollux Gunther (Cottidae). |
| 29732 | Chromosome studies in pisces. VII. A comparative study of the chromosomes in six species of Gobiidae. |
| 30173 | A study of chromosomes in two species of hagfishes. |