- Caudotestis glacialis (Zdzitowiecki, 1989) Cribb, 2005
- Caudotestis kerguelensis (Prudhoe & Bray, 1973) Cribb, 2005
- Stenakron glacialis Zdzitowiecki, 1989 accepted as Caudotestis glacialis (Zdzitowiecki, 1989) Cribb, 2005
- Stenakron kerguelensis Prudhoe & Bray, 1973 accepted as Caudotestis kerguelensis (Prudhoe & Bray, 1973) Cribb, 2005