Species which are only mentioned in their source media. This category has nothing to do with species capable of invisibiliy.
“The Whill are a race of omnipresent beings who are in fact the species that the Star Wars saga...Whill
“The Krell are a species of highly advanced amphibians that went extinct approximately 200,000...Krell
“The Aliens are enigmatic, space-faring creatures, that will be seen in Arrival. They come to...Aliens (Arrival)
“The "bulbous vegetable entities of Mercury", as they're described, are a sapient Mercurian race...Mercurian (The Shadow Out of Time)
“The anaerobic lifeforms were the original intelligent inhabitants of the Earth, about 780...Anaerobic Lifeform (The Green Marauder)
“The Rapha is an elusive predator native to the underground oceans of the Earth's moon, and one...Rapha
Pages in category "Unseen Species"
The following 24 pages are in this category, out of 24 total.