| Ref. No. | Title |
|---|---|
| 8291 | Report on the Echinoidea collected by the United States fisheries steamer "Albatross" during the Philippine Expedition, 1907-1910. Part 3. The Echinoineidae, Echinolampadidae, Clypeastridae, Arachnoididae, Laganidae, Fibulariidae, Urechinidae,. |
| 73089 | Report on the Echinoidea collected by the United States fisheries steamer "Albatross" during the Philippine Expedition, 1907-1910. Part 3. The Echinoineidae, Echinolampadidae, Clypeastridae, Arachnoididae, Laganidae, Fibulariidae, Urechinidae,. |
| 89224 | A monograph of the Echinoidea. |