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“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
“Fomal was the Chief Yend and lead biologist in the installation in which the First Doctor was...Fomal
This category has the following 4 subcategories, out of 4 total.