Dodatak:Popis četinočeljusti, M

Maldeotaia

• †Maldeotaia bandalica Singh and Shukla 1981

Animalia → Chaetognatha → Protoconodonta

Mesosagitta Tokioka, 1965

• Mesosagitta minima (Grassi, 1881)

Chaetognatha → Sagittoidea → Aphragmophora → Sagittidae

†Mongolodus Missarzhevsky 1977

• †Mongolodus maximi Gravestock et al. 2001
• †Mongolodus sulcus Parkhaev and Demidenko 2010

Animalia → Chaetognatha → Protoconodonta