Maraar class

The Maraar-class was a type of Orion barge in operation from at least the mid-22nd century to the late-24th century. (CCG: What You Leave Behind; ; )

The class was first encountered by Earth Starfleet and Vulcan personnel when the Devna-Lev, under command of Harrad-Sar, made contact with the starship Enterprise (NX-01) in 2154. 

The class remained in service until at least 2372 when the Orions used it to make regular runs across the Romulan Neutral Zone. In that year Spock became a passenger of one of the vessels to get out of Romulan space for a visit to Earth. 

The class also had long service in the mirror universe; in 2264 a vessel of the class commanded by Juraav rendezvoused with the to trade dilithium for phaser rifles. The trade was also a cover for $𝜇$ to smuggle the components of the Tantalus field device aboard the Enterprise, disguised as the clothing of a trio of Orion slave girls.