"Moriomorphina [secondary outgroup]"
"Neonomius laevicollis (Sloane)"
"Amblytelina [primary outgroups]"
"Amblytelus brevis Blackburn"
"Amblytelus curtus (F.)"
"Amblytelus matthewsi Baehr"
"Dystrichothorax amplipennis (MacLeay)"
"Epleyx lindensis Blackburn"
"Paratrichothorax brevistylus Baehr"
"Mecyclothorax Sharp [ingroup]"
"subgenus Eucyclothorax Liebherr subgen. n"
"Mecyclothorax (Eucyclothorax) blackburni (Sloane) [type species]"
"Mecyclothorax (Eucyclothorax) curtus (Sloane)"
"Mecyclothorax (Eucyclothorax) eyrensis (Blackburn)"
"Mecyclothorax (Eucyclothorax) lophoides (Chaudoir)"
"Mecyclothorax (Eucyclothorax) moorei Baehr"
"Mecyclothorax (Eucyclothorax) peryphoides (Blackburn)"
"Mecyclothorax (Eucyclothorax) punctatus (Sloane)"
"Mecyclothorax (Eucyclothorax) sp. n. D"
"subgenus Qecyclothorax Liebherr subgen. n."
"Mecyclothorax (Qecyclothorax) impressipennis Baehr"
"Mecyclothorax (Qecyclothorax) inflatus Baehr"
"Mecyclothorax (Qecyclothorax) lewisensis Moore"
"Mecyclothorax (Qecyclothorax) storeyi Moore [type species]"
"subgenus Meonochilus Liebherr & Marris status n."
"Mecyclothorax (Meonochilus) amplipennis (Broun) [type species]"
"Mecyclothorax (Meonochilus) bellorum (Liebherr & Marris)"
"Mecyclothorax (Meonochilus) eplicatus (Broun)"
"Mecyclothorax (Meonochilus) rectus (Liebherr & Marris)"
"Mecyclothorax (Meonochilus) spiculatus (Liebherr & Marris)"
"subgenus Phacothorax Jeannel"
"Mecyclothorax (Phacothorax) fleutiauxi (Jeannel) [type species]"
"Mecyclothorax (Phacothorax) jeanneli Liebherr sp. n."
"Mecyclothorax (Phacothorax) kanak Moore & Liebherr sp. n."
"Mecyclothorax (Phacothorax) laterobustus Liebherr sp. n."
"Mecyclothorax (Phacothorax) laterorectus Liebherr sp. n."
"Mecyclothorax (Phacothorax) laterosinuatus Liebherr sp. n."
"Mecyclothorax (Phacothorax) laterovatulus Liebherr sp. n."
"Mecyclothorax (Phacothorax) manautei Liebherr sp. n."
"Mecyclothorax (Phacothorax) megalovatulus Liebherr sp. n."
"Mecyclothorax (Phacothorax) mouensis Moore & Liebherr sp. n."
"Mecyclothorax (Phacothorax) najtae Deuve"
"Mecyclothorax (Phacothorax) octavius Liebherr sp. n."
"Mecyclothorax (Phacothorax) paniensis Liebherr sp. n."
"Mecyclothorax (Phacothorax) picdupinsensis Liebherr sp. n."
"Mecyclothorax (Phacothorax) plurisetosus Liebherr sp. n."
"subgenus Mecyclothorax Sharp"
"Mecyclothorax (Mecyclothorax) amingwiwae Liebherr"
"Mecyclothorax (Mecyclothorax) andersoni Liebherr"
"Mecyclothorax (Mecyclothorax) andersoni Liebherr (long aedeagus)"
"Mecyclothorax (Mecyclothorax) baehri Guéorguiev"
"Mecyclothorax (Mecyclothorax) brispex Liebherr"
"Mecyclothorax (Mecyclothorax) goweri Moore"
"Mecyclothorax (Mecyclothorax) gressitti Liebherr"
"Mecyclothorax (Mecyclothorax) howei Moore"
"Mecyclothorax (Mecyclothorax) kavanaughi Liebherr"
"Mecyclothorax (Mecyclothorax) medioconstrictus Liebherr"
"Mecyclothorax (Mecyclothorax) sedlaceki Darlington"
"Mecyclothorax (Mecyclothorax) ambiguus (Erichson)"
"Mecyclothorax (Mecyclothorax) basipunctus Louwerens"
"Mecyclothorax (Mecyclothorax) globicollis (Mandl)"
"Mecyclothorax (Mecyclothorax) lateralis (Laporte de Castelnau)"
"Mecyclothorax (Mecyclothorax) lissus (Andrewes)"
"Mecyclothorax (Mecyclothorax) marau Perrault"
"Mecyclothorax (Mecyclothorax) minutus (Laporte de Castelnau)"
"Mecyclothorax (Mecyclothorax) monteithi Moore"
"Mecyclothorax (Mecyclothorax) montivagus (Blackburn) [type species]"
"Mecyclothorax (Mecyclothorax) oopteroides Liebherr"
"Mecyclothorax (Mecyclothorax) otagoensis Liebherr"
"Mecyclothorax (Mecyclothorax) punctipennis (MacLeay)"
"Mecyclothorax (Mecyclothorax) rectangulus Louwerens"
"Mecyclothorax (Mecyclothorax) rotundicollis (White)"
"Mecyclothorax (Mecyclothorax) sculptopunctatus (Enderlein)"