Vulcan (species)

In a parallel universe, the Vulcans were a humanoid species who were members of the United Federation of Planets in the 23rd and 24th centuries. A Vulcan named Spock was a member of the crew of the USS Enterprise in the 2260s.

Dr Selar was member of the crew of the USS Enterprise in the 24th century. A Starfleet Admiral was also a Vulcan.

Externally, the Vulcans appeared nearly identical to humans, the only differences being that they had pointed ears, arched eyebrows and a distinctive hairstyle. (COMIC: Assimilation²)

Alternate timeline
In an alternate future shown to Captain Jean-Luc Picard by the Eleventh Doctor, the Cybermen, using Borg technology, conquered Vulcan and converted the entire populace into Cybermen, their centuries of wisdom and advanced thought lost forever. (COMIC: Assimilation²)

Other references
Through watching Voyager out of love for her boyfriend Dave Young, Anji Kapoor knew that the eponymous starship's security officer was a Vulcan named Tuvok. (PROSE: The Slow Empire)

Behind the scenes
The Vulcans are one of the major races of the Star Trek universe. They have appeared in every television series and the majority of the movies.