9. Pristina (Pristinella) sima (Marcus, 1944) (Fig. 9)

ṣǔ래ēǟÑȃmǵÑ (ṵAE)

Naidium simum Marcus, 1944: 68, pl. 13, figs. 58, 59. Pristina sima Sperber, 1948: 223 .

Material examined. Paju-si (37°45′59.37″N, 126°46′ 27.01″E), Korea; collected by JH Lee on 27 August 2013.

Deposition. NIBRIV0000299498.

World distribution. America, Africa, China, Europe and Korea.

Diagnosis. Needle chaetae bayonet-shaped, one to two per bundle, with 1 - 3 intermediate denticles. Hair chaetae by one, smooth, the longest in midbody. In ventral bundles 3 - 6 chaetae, upper tooth longer than lower in II, and smaller in posterior bundles.