Order Trichostomatida Bütschli 1889

Suborder Trichostomatina Bütschli 1889

Family Plagiopylidae Schewiakoff 1896

Genus Plagiopyla Stein 1860

• Plagiopyla marina Kahl 1933
• Plagiopyla ovata Kahl 1931

Genus Sonderia Kahl 1928

• Sonderia vorax Kahl 1928

Family Coelosomididae Corliss 1961

Genus Coelosomides Strand 1928

• Coelosomides vermiformis Burkovsky 1970 – type locality

Genus Paraspathidium Noland 1937

• Paraspathidium fuscum (Kahl 1928) Dragesco 1960
• Paraspathidium obliquum Dragesco 1960

rus: Отряд Trichostomatida Bütschli 1889