Authors(s) | Spoel, S. van der and Diester-Haass, L. |
Year | 1976 |
Title | First record of fossil shells of Gymnosomata. Bull. zool. Mus. Univ. Amst. 5 (11): 85-88. |
Authors(s) | Spoel, S. van der and Diester-Haass, L. |
Year | 1976 |
Title | First record of fossil shells of Gymnosomata. Bull. zool. Mus. Univ. Amst. 5 (11): 85-88. |