AT: "xx" These are unidentified non-humanoid species observed in the 22nd century.
Akaali creatures
A number of creatures, both stuffed and represented by statues, were on display in an antique shop on the Akaali homeworld. (ENT: "Civilization")
Archer IV wildlife
Archer IV contained several unnamed species. (ENT: "Strange New World")
Dakala centipedes
Among the wildlife on the rogue world Dakala, bioluminescent centipedes were observed. (ENT: "Rogue Planet")
Klingon food animal
The skull of an unknown animal was found in the kitchen of the IKS Somraw. (ENT: "Sleeping Dogs")
Loracus Prime termites
Profiles of a number of termite species native to Loracus Prime were seen in the Handbook of Exobiology. (ENT: "Strange New World")
Mirror universe animal
In the mirror universe, Phlox experimented on a mammalian-looking animal. (ENT: "In a Mirror, Darkly")
P'Jem horses
The monastery at P'Jem included at least two statues of horse-like creatures.
Skagaran colony creatures
A Human saloon on an unnamed Skagaran colony featured numerous animal skulls and other hunting trophies. (ENT: "North Star")
Apart from the trophies pictured, there were also at least two hides, a horn, and several more hard-to-see trophies.
Spiked pig-like animal
In December 2154, Harrad-Sar served a member of this species aboard his ship. (ENT: "Bound")
Thera flyers
A holographic recreation of Thera included a few large, flying creatures. (ENT: "Unexpected")
Xindi Biorifle lifeform
Typically, eel-like engineered lifeforms formed the power sources of such technologies as Xindi-Reptilian biorifles and seekers. Such creatures were capable of reproducing, and thrived when exposed to omicron radiation. However, a sustained burst of delta radiation could kill this type of creature. (ENT: "The Shipment")