Opisthocystis goettei
Opisthocystis abyssalis
Opisthocystis curvistylus
Opisthocystis sabussovi
Opisthocystis pedistylus
Opisthocystis cariottus
Opisthocystis angarensis
Opisthocystis campanulata
Opisthocystis trifida
Opisthocystis multifida
Opisthocystis bilobata
Opisthocystis aleksandri
Opisthocystis boykoi
Opisthocystis drobyshevae
Opisthocystis evdonini
Opisthocystis gyratricelloides
Opisthocystis hendelbergi
Opisthocystis humilistylus
Opisthocystis igori
Opisthocystis intersticialis
Opisthocystis joffei
Opisthocystis kornilorum
Opisthocystis kotikovae
Opisthocystis kremlevae
Opisthocystis lemani
Opisthocystis marinae
Opisthocystis meyeri
Opisthocystis multifidus
Opisthocystis novikovae
Opisthocystis novitzkyi
Opisthocystis octopropagostylus
Opisthocystis selavinovae
Opisthocystis selivanovae
Opisthocystis sokolovi
Opisthocystis stepashi
Opisthocystis sturmbaueri
Opisthocystis trifidostylus
Opisthocystis umylinae
Opisthocystis votyakovi
Opisthocystis wilkei
(tree size 2)
Opisthocystis zerbstboroffkae
Opisthocystis riegeri
Opisthocystis seehauseni