Type species: Zatsepinia rittichae Jirkov, 1986
Diagnosis: (emended) Prostomium without lobes, glandular fields, ridges and eyes. Buccal tentacles smooth, grooved or pinnate. Paleae absent. Two pairs of cirriform branchiae in a single line separated medially by a wide gap. 12–13 TCs, 10 TUs, posterior 2 nd to last or last two notopodia shifted dorsally and connected by a transverse ridge. Abdominal rudimentary notopodia and parapodial cirri absent.