| Authors(s) | Desqueyroux-Faúndez, R. and S.M. Stone |
| Year | 1992 |
| Title | O. Schmidt sponge catalogue. An illustrated guide to the Graz Museum collection, with notes on additional material. Muséum d'Histoire Naturelle de Genève,190 pp, 49 pls. |
| Authors(s) | Desqueyroux-Faúndez, R. and S.M. Stone |
| Year | 1992 |
| Title | O. Schmidt sponge catalogue. An illustrated guide to the Graz Museum collection, with notes on additional material. Muséum d'Histoire Naturelle de Genève,190 pp, 49 pls. |