Related how?

Biota (Life)
Eukaryote (Eukarya)
Chromista
Harosa
Halvaria
Alveolate (Alveolata)
Ciliophora (Ciliates)
Oligohymenophorea
Peritrichia (Peritrich)
Mobilida
Trichodinidae

Trichodinella (25362130)

Children (5 direct children, 5 direct and indirect children):

Trichodinella baltica

Trichodinella inversa

Trichodinella lawleri

Trichodinella lomi

Trichodinella epizootica