“Tulok was one of the chief scientists of the Silurian race. (AUDIO: Bloodtide ) He was alive on...Tulok
“Mernogil was a Yend biologist. He worked in the installation where the First Doctor was held as...Mernogil
“Valkro was a Yend biologist. He worked in the installation in which the First Doctor was held as...Valkro
“L. D. Ia was a biologist whose mind was stolen by Skagra on the Think Tank space station. He...L. D. Ia
This category has the following 4 subcategories, out of 4 total.