Dichogaster modiglianii (Rosa, 1896)
Benhamia modiglianii Rosa, 1896: 510, Figs 1a–b.
Dichogaster modiglianii— Michaelsen 1900: 346; Stephenson 1933: 934; Gates 1942: 130; Gates 1972: 280; Thai 1983: 122; Tran 1985: 52; Do 1994: 121; Nguyen 1994: 78; Le 1995a: 72; Pham 1995c: 107; Thai 2000a: 311; Blakemore 2002: 113; Huynh & Nguyen 2004a: 115; Huynh & Nguyen 2004b: 70; Huynh 2005a: 140; Blakemore 2008; Nguyen V.T. & Tran 2008: 185; Tran & Tran 2010: 8; Pham 2010: 62.
Dichogaster doveri Stephenson, 1931b: 276, synonymized by Stephenson (1933).
Type locality. Indonesia (Sumatra: Padang).
Type material. Genoa Museum (44050), Italy.
Records from Vietnam. Son La (Chieng Hac; Thuan Chau; Xuan Nha); Dien Bien (Dien Bien Phu); Hoa Binh (Cao Phong); Phu Tho (Doan Hung; Phu Tho); Vinh Phuc (Tam Dao; Me Linh); Bac Giang (Hiep Hoa; Luc Ngan; Tan Yen); Cao Bang (Trung Khanh); Lang Son (Van Lang; Bac Son); Hanoi (Ba Vi NP); Thai Binh; Quang Tri (Lao Bao; Dong Ha); Da Nang (Hai Van); (Tran 1985; Do 1994; Nguyen 1994; Le 1995a; Pham 1995c, 2010; Huynh & Nguyen 2004a, b; Huynh 2005a; Nguyen V. T. & Tran 2008; Tran & Tran 2010).
Distribution. Indonesia (Sumatra), Myanmar, India, Pakistan, Malaysia, Philippines, New Caledonia, Colombia, Guiana, Brazil, Venezuela (Gates 1972; Blakemore 2002).
Vietnamese name. Giun dạ dày kép Modigliani .
Remarks. Dichogaster modiglianii (Rosa, 1896) is fairly similar to Dichogaster affinis, but differs in the absence of genital markings (Blakemore 2002: 114). The species probably originates from tropical region of Africa (Gates 1972).