Polysigma
Polysigma Cobb, 1920 (ref. ID; 3571)
Desmodorida De Coninck, 1965: Family Desmodoridae Filipjev, 1922: Subfamily Spiriniinae Gerlach & Murphy, 1965 (ref. ID; 3571)
Chromadorida (ref. ID; 6180)
ref. ID; 3571
Type species
Polysigma uniforme Cobb, 1920 (ref. ID; 3571)
- Polysigma fuscum Gerlach, 1956 (ref. ID; 3571)
- Polysigma uniforme Cobb, 1920 (ref. ID; 3571)