| Ref. No. | Title |
|---|---|
| 156 | Antarctic and subantarctic Pycnogonida. II. The family Nymphonidae. |
| 170 | Antarctic and subantarctic Pycnogonida, IV. The families Pycnogonidae, Phoxichilidiidae, Endeidae, and Callipallenidae, including the genus Pallenopsis. |
| 2153 | Pycnogonida of the Western Pacific Islands XI. Collections from the Aleutians and other Bering Sea islands, Alaska. |
| 2279 | Antarctic and subantarctic Pycnogonida IV. The families Colossendeidae and Rhychothoraxidae. |