Amynthas triastriatus (Chen, 1946)

Pheretima triastriata Chen, 1946: 97, Plate III, Fig. D; Tran 1985: 47; Do 1994: 112; Nguyen 1994: 71; Le 1995a: 55; Nakamura 1999: 34; Thai 2000a: 310; Huynh & Nguyen 2004a: 116; Huynh et al. 2005: 180. Pheretima (Amynthas) triastriata— Thai 1983: 124.

Amynthas triastriatus— Sims & Easton 1972: 234; Blakemore 2007a: 100; Blakemore 2008b.

Type locality. China (Szechuan).

Type material. Unknown

Examined material. 3 C (SORC-V.166.02) garden near stream, Thanh Ninh, Thanh Hoa, 2/10/1997, coll. Thai Tran Bai.

Records from Vietnam. Vinh Phuc (Tam Dao NP); Phu Tho (Xuan Son NP); Hanoi (Soc Son); Ninh Binh (Cuc Phuong NP); Hai Duong; Hung Yen; Thai Binh; Ha Nam; Nam Dinh; Thanh Hoa; Quang Binh (Dong Hoi) (Tran 1985; Do 1994; Nguyen 1994; Le 1995a; Huynh & Nguyen 2004a; Huynh et al. 2005).

Distribution. China (Chen 1946).

Remarks. The species seems to be widely distributed in the delta of the Red river in northern Vietnam