Alnschloss K'Bentayr
Alnschloss K'Bentayr was a bridge officer on the  in 2233.

Alternate reality 
When the ship was attacked by the Romulan mining vessel Narada, creating the alternate reality, Alnschloss left the bridge and abandoned ship along with the rest of the crew. ()

In 2259, another member of Alnschloss' species was serving aboard the . ()

Appendices

Background information 
Alnschloss K'Bentayr was portrayed by actress Katarzyna Kowalczyk.

Alnschloss' appearance was based on a design by Neville Page. Though the look of the character was similar to Arex from , that was unintentional. "The character of Alnschloss was not inspired nor based on Arex [....] It was based on an original design by [...] Neville Page. JJ liked the design Neville had and asked if I could realize it as a character. It was the first alien to work on first day of shooting and it wowed everybody. It was further brought to life by Kasia Kowalczyk." 

Alnschloss' name comes from production sources and was never mentioned on-screen – and neither was its gender. According to the viral site Starfleet Shipyard, Alnschloss was born on the planet Monchezke in the Beta Quadrant, its service number was SA-890-0404-DB, and it was the security officer. The virtual collectible card battle game Star Trek: Rivals has a card, #5, named "Security Officer A. K'Bentayr".

Apocrypha 

In Issue 14 of IDW Publishing's Star Trek: Ongoing series, K'Bentayr was present when Captain Richard Robau and Lieutenant Commander  made first contact with the Roylans. 

A cadet named  (possibly a relative) is featured in the 2015 Starfleet Academy comics by IDW. The comic reveals that s came from the Beta Quadrant, and were a hive mind species that rarely communicated vocally, causing them to narrate their actions and feelings aloud when they did so.

External links 
 

de:~/Person/Film/11/1
it:Alnschloss K'Bentayr
ja:アルンシュロス・クベンテイル
Individuals
USS Kelvin personnel
Starfleet sciences personnel