Oligotrema

Oligotrema is a genus of marine tunicates.

Species

 * Oligotrema lyra Monniot C. & Monniot F., 1973
 * Oligotrema psammatodes (Sluiter, 1905)
 * Oligotrema psammites Bourne, 1903
 * Oligotrema sandersi (Monniot C. & Monniot F., 1968)
 * Oligotrema unigonas (Monniot C. & Monniot F., 1974)

Species names currently considered to be synonyms:
 * Oligotrema arcticus Hartmeyer, 1923 : synonym of Asajirus arcticus (Hartmeyer, 1923)
 * Oligotrema indicus (Oka, 1913) : synonym of Asajirus indicus (Oka, 1913)