Children (430 direct children, 1857 direct and indirect children):
Agnostida
(tree size 137)
Agnostid
Redlichiida
(tree size 165)
Phacopida
(tree size 375)
Australopyge
Pseudotermierella
Corynexochida
(tree size 106)
Harpetida
(tree size 5)
Lichida
(tree size 43)
Champlainia
Yunnanaspis
(tree size 1)
Parabadiella
Acrodirotes
Adelogonus
Afghanocare
Agnostogonus
Agraulaeva
Aguaraya
Akbashichia
Alataurus
Albansia
Aldanaspis
Alomataspis
Altitudella
Amphotonella
Amquia
Anacopodia
Angustaeva
Annamitia
Aojia
Apatolichas
Apomodocia
Arcuolimbus
Argunaspis
Armagnostus
Arthricocephalus
(tree size 1)
Arthricocephalites
Astenaspis
Asthenopsis
Atdabanella
Atops
Aulacodigma
Auritama
Avonina
Balderia
Bathyuriscellus
Bathyuriscopsis
Belliceps
Benthamaspis
(tree size 2)
Bergerolimbus
Bidjinella
Bienella
Bigotinella
Biolgina
Blackwelderioides
Blountiella
Bondonella
Bonneterrina
Bornemannaspis
Borogothus
Botomella
Bridgeia
Bumastides
Bvalbardites
Carinamala
(tree size 1)
Catuniella
Cedarapis
Ceratopeltis
(tree size 1)
Chaoaspis
(tree size 1)
Chengkouia
Chondrastaulina
Chondrinouvina
Chondroparia
Clariondia
Conoides
Conopolus
Coosia
Coosina
Crepicephalina
Cristagnostus
Deiracephalus
Diceratocephalus
(tree size 1)
Dimeropygiella
Dipentaspis
Dipyrgotes
Dipyrogotes
Doremataopsis
Drepanopyge
Drepanuroides
Dresbachia
Durinia
Elegestina
Eleutherocentrus
Elganellus
Elicicola
Ellipsuella
Enammocephalus
Eochuangia
Eodontopleura
(tree size 1)
Eoproetus
Erbiella
Erbiopsidella
Erbiopsis
Etheridgaspis
Falanapis
Famatinolithus
Feilongshania
(tree size 1)
Flabellocephalus
Fuminaspis
Furcalithus
Gabriellus
Gallagnostus
Gelasene
Gentilapsis
Geraldinella
Gigoutella
Girandia
Grandioculus
Grinnellaspis
Griphasaphus
Guangyuanaspis
Gymnostomix
Habrocephalus
Hastagnostus
Hatangia
Henadoparia
Hicksia
(tree size 1)
Hindermeyeria
Histiomona
Homodictya
Hongshiyanaspis
(tree size 1)
Howelluella
Hunnanocephalus
Hupeia
Wutingaspis
(tree size 1)
Ichangia
(tree size 1)
Inouyella
Inouyia
Irinia
Ithyektyphus
Jangudaspis
(tree size 1)
Jingyangia
Judaiella
Judomiella
Kadyella
Keeleaspis
Kepingaspis
Kijanella
Kingstonia
Kolbaspis
Kolbinella
Koldiniella
Kolpura
Kolymella
Komaspidella
Krolina
Kuanyangia
Kueichowia
Labradoria
Lacorsalina
Lannacus
Laticephalus
Lenallina
Liaoyangaspis
Lichakephalina
Liocare
Lioparia
Liopelta
Lisania
Litaspis
Litomatopus
Llanoaspis
Llanoaspidella
Lomsucaspis
Lonchocephalus
Longduia
Longianda
Lordshillia
Lorensella
Loxonepea
Luaspis
Lusatiops
Lutesvillia
(tree size 1)
Lydiaspis
Lynaspis
Maiaspis
(tree size 1)
Malongocephalus
(tree size 1)
Malykania
Manchurocephalus
Maopingaspis
(tree size 1)
Maryvillia
(tree size 1)
Matania
Megalaspidella
Megalaspides
Metaredlichia
Metopotropis
Michaspis
Minicephalus
Miraculaspis
Miranella
Monkaspis
Mundocephalina
Nambeetella
Nebidella
Nehanniaspis
Neltneria
Nilcgna
Ningkianolithus
Ningqiangaspis
(tree size 1)
Nodiceps
Nomadinis
Norwoodia
Oculeus
Odontopleurida
Oenonella
(tree size 1)
Olekmaspis
Olenoidestranans
Olgaspis
Ordosia
Ouijjania
Oxyagnostus
Pachyredlichia
Palaeolenella
Palaeolentus
Paleofossus
Paokannia
(tree size 1)
Papyriaspis
Parablackwelderia
Paracoosia
Paramalungia
Paranevadella
Paraorlovia
Parapaokannia
(tree size 1)
Paraptychopyge
Paratermierella
Paratungusella
Parayinites
(tree size 1)
Parazhenbaspis
(tree size 1)
Pareops
Pelmanaspis
Pemphigaspis
Planaspis
Plesiomegalaspis
Pleurinodus
Poletaevella
Polliaxis
Polycertaspis
Prohedinia
Prokootenia
Protagraulos
Protolenella
(tree size 1)
Prouktaspis
Pruvostina
Pruvostinoides
Pseudagnostina
Pseudatops
Pseudichangia
Pseudoerbia
Pseudojudomia
Pseudokadyella
Pseudoredlichia
Pseudoresserops
Pseudosaukianda
Psilocara
(tree size 1)
Ptychoparopsis
Qiaodiella
(tree size 1)
Qiaotingaspis
Qingkouia
(tree size 1)
Quadragnostus
Quadrahomagnostus
(tree size 1)
Quitacetra
Quitalia
Rananasus
Rawlinsella
Resimopsis
Resseropsis
Rhodonaspis
(tree size 1)
Rimouskia
Rinconia
Rochaeva
Rondocephalus
Sailycaspis
Sajanaspis
Sanaschtykgolia
Sapushania
Saukianda
Schoriella
Sectigena
Sekwiaspis
Selindella
Serksioides
Shabaella
Shangtungia
Shatania
Shifangia
Shipaiella
(tree size 1)
Shivelicus
Sichuanolenus
(tree size 1)
Solenoparia
Sombrerella
Stenorhachis
(tree size 1)
Strenuella
Suludella
Sycophantia
(tree size 1)
Syndianella
Syspacheilus
Tabatopygellina
Tadakoustia
Taitzuia
Tavsenia
Termieraspis
Terranovella
Thymurus
Thysanopyge
Torifera
Tosotychia
Townleyella
Trigonocercella
(tree size 1)
Tuberaspis
Tungtzuella
Tuvanella
Tuyunaspis
Uktaspis
Uncaspis
Urjungaspis
Ushbaspis
Validaspis
Varanella
Variopelta
Verditerrina
Wandelella
Wangzishia
Wolynaspis
Wongia
Xestagnostus
(tree size 1)
Xilingxia
Xuigiella
Xiuqiella
Yiliangella
Yiliangellina
Yinites
(tree size 1)
Yinpanolithus
Yorkella
Yunnanaspidella
Zhangshania
(tree size 1)
Zhenbaspis
Zigzuella
Zuninaspis
Folliceps
Shaanxia
(tree size 1)
Trinia
(tree size 3)
Sapenion
Saperion
Hunnebergia
Leptochilodiscus
Merlinia
Libristoma
(tree size 177)
Librostoma
(tree size 254)
Phytophilaspis
(tree size 1)
Asiatella
Berabichia
Celmus
Metisaspis
Lophoholcus
Semicyclocephalus
Iolgia
Chenjiangaspis
Chengjiangaspis
Marcaisia
Kameschkoviella
Myttonia
Mayiella
Tarynaspis
Macrogrammus
Meitanella
Megapalaeolenus
Otekmaspis
Komaspis
Tasmanocephalus
Proparia
(tree size 3)
Aulacopleurida
(tree size 78)
Olenida
(tree size 5)
Eodiscida
(tree size 6)
Harpida
(tree size 4)
Acrocephalitidae
(tree size 2)
Aldonaiidae
Amgaspididae
Antagmidae
Atopidae
Avoninidae
Bolaspididae
Catillicephalidae
(tree size 3)
Changshaniidae
Cheilocephalidae
Ellipsocephaloididae
Elviniidae
(tree size 2)
Harpididae
(tree size 3)
Holocephalinidae
Ignotogregatidae
Inouyiidae
Isocolidae
Ityophoridae
Jamrogiidae
Llanoaspididae
(tree size 1)
Lorenzellidae
Mapaniidae
(tree size 3)
Menomoniidae
Missisquoiidae
Namanoiidae
Norwoodiidae
Onchonotopsidae
Papyriaspididae
Phylacteridae
Plethopeltidae
(tree size 1)
Polycyrtaspididae
Proasaphiscidae
(tree size 4)
Sarkiidae
Shumardiidae
(tree size 3)
Sunaspididae
Utiidae
Wuaniidae
Paleoaethia
Qijiangia
Hapalopleuridae
Remopleuridacea
Olenellida
(tree size 2)
Naraoiida
Leptopilus
Raragnostus
Sphaerocare
Gogoella
Ontoella
Zhusilengops
Trilobites