Asaphida Trilobites Classification
Asaphida Trilobites Classification
Asaphida Geologic Time RangeTrilobite Order Asaphida classification.

Subclass Librostoma*
Trilobite Order Asaphida

Asaphida Trilobite Fossil Examples:

Orygmaspis contracta Asaphid Trilobite

Orygmaspis contracta

Megistaspis triangularis Asaphid Trilobite

Megistaspis triangularis

Declivolithus Asaphida Trilobite

Declivolithus cf. alfredi

Dactylocephalus Asaphid Trilobite

Dactylocephalus sp

Suborder Asaphina

Asaphida Superfamily Anomocaroidea

Family Andrarinidae

Genera: Andrarina - Groenwallia - Groenwallina (3 genera)

Family Anomocarellidae
Genera: Anomocarella - Eoanomocarella - Fissanomocarella - Glyphaspis - Hanshania - Huayuania - Liocare - Liopeishania - Liopelta - Luia - Lydiaspis - Megalopsis - Neoanomocarella - Orthodorsum - Paranomocarella - Peishania - Peishanoides - Plebiellus (18 genera)

Family Anomocaridae
Genera: Abharella - Afghanocare - Amginia - Anomocare - Anomocarina - Anomocarioides - Anomocariopsis - Callaspis - Chondranomocare - Dilatalimbus - Elandaspis - Eocatuniella - Forchammeria - Formosocephalus - Fuquania - Glyphanellus - Glyphaspellus - Guizhouanomocare - Hanivella - Harataspis - Hunanaspis - Igarkiella - Iohomia - Irinia - Jimanomocare - Juraspis - Kokuria - Kolbinella - Kotuia - Leichneyella - Lomsucaspis - Longxumenia - Macrotoxus - Metanomocare - Nadiyella - Palella - Paracoosia - Parakotuia - Paranomocare - Pjatkovaspellus - Qinlingia - Rectifrontinella - Russiana - Sachaspis - Schoriecare - Schoriella - Sivovella - Usovinurus - Wutingshania - Yongwolia (50 genera)

Family Aphelaspididae
Genera: Amorphella - Aphelaspidella - Aphelaspis - Apheloides - Dicanthopyge - Elegantaspis - Erixanium - Eugonocare - Kobayashella - Listroa - Litocephalus - Maduiya - Nganasanella - Notoaphelaspis - Olenaspella - Olentella - Paraphelaspis - Pseudaphelaspis - Pseudeugonocare - Taenicephalites - Taenora (21 genera)

Family Parabolinoididae
Genera: Abdulinaspis - Apomodocia - Boestrupia - Croixana - Jasmundia - Kendallina - Minkella - Orygmaspis - Parabolinoides - Pedinocephalus - Pesaiella - Roksaspis - Stigmacephaloides - Taenicephalops - Taenicephalus - Weishania (16 genera)

Family Pterocephalidae
Genera: Anecocephalus - Beigongia - Bromella - Camaraspis - Cernuolimbus - Cilia - Dikelocephalioides - Dikelocephalites - Dingxiangaspis - Flabellocephalus - Guangxiaspis - Housia - Jubileia - Labiostrella - Labiostrina - Longlingaspis - Lunacephalus - Luotuolingia - Morosa - Parahousia - Paramaladioidella - Pauciella - Pedinaspis - Pedinocephalites - Pelicephalus - Petalocephalus - Plesiocilia - Prehousia - Proapatokephaloides - Prodikelocephalites - Pterocephalia - Pterocephalina - Pulchricapitus - Qilianaspis - Sigmocheilus - Stenambon - Strigambitus - Tiantouzhania - Tumicephalus - Uxunella - Xiaoshiella - Yingziaspis - Yokusenia - Yushugouia - Zhenania - Zhuangliella (45 genera)

Asaphida Superfamily Asaphoidea

Family Asaphidae
Genera: Anataphrus - Araiocaris - Asaphellus - Asaphus - Atopasaphus - Aulacoparia - Aulacoparina - Australopyge - Baltiites - Banqiaoites - Basilicus - Bellefontia - Birmanitella - Birmanites - Bohemopyge - Borogothus - Brachyaspis - Branisaspis - Burminresia - Charabaia - Chengkouella - Dubovikites - Ectenaspis - Ekeraspis - Emanuelaspis - Emanuelina - Eoasaphus - Eoisotelus - Erdelia - Estoniites - Fuyunia - Gerasaphes - Gog - Gogiura - Golasaphus - Griphasaphus - Guohongjunia - Hazarania - Heraspis - Hoekaspis - Homalopyge - Hunjiangites - Hunnebergia - Huochengia - Iduia - Isabelinia - Isotella - Isoteloides - Isotelus - Isyrakella - Isyrakopeltis - Kainisiliellina - Kayseraspis - Klabavia - Kobayashia - Lachnostoma - Lamanskytes - Lapidaria - Leningradites - Liomegalaspides - Lisogorites - Liushuicephalus - Lonchobasilicus - Lycophron - Megalaspidella - Megalaspides - Megasaphus - Megatemnoura - Megistaspidella - Megistaspis - Merlinia - Metaptychopyge - Metayuepingia - Mioptychopyge - Mischynogorites - Nahannia - Neoasaphus - Neopeltis - Nerudaspis - Nileoides - Ningkianites - Niobe - Niobella - Niobides - Niobina - Nobiliasaphus - Norasaphites - Norasaphus - Norinia - Notopeltis - Ogmasaphus - Ogyginus - Ogygiocarella - Ogygiocaris - Ogygitella - Ogygites - Ogygitoides - Onchometopus - Parabellefontia - Paramegalaspis - Paramegistaspis - Paraptychopyge - Paratamdaspis - Parayuepingia - Penchiopsis - Platyptychopyge - Plectasaphus - Plesiyuepingia - Popovkiaspis - Popovkites - Praecoparia - Presbynileus - Priceaspis - Proasaphus - Promegalaspides - Protopresbynileus - Protoptychopyge - Proxiniobe - Pseudoasaphinus - Pseudoasaphoides - Pseudoasaphus - Pseudobasilicoides - Pseudobasilicus - Pseudobasiliella - Pseudobasiloides - Pseudogriphasaphus - Pseudogygites - Pseudomegalaspis - Pseudoptychopyge - Pseudoptyocephalus - Psilocephalina - Psilocephalops - Ptychopyge - Ptyocephalus - Rhinoferus - Sanbernardaspis - Shergoldina - Stegnopsis - Stenorhachis - Suriaspis - Tchukeraspis - Thysanopyge - Trigonocerca - Trigonocercella - Tsaidamaspis - Valdaites - Vogdesia - Volchovites - Xenasaphus - Xenostegium - Xinanocephalus - Yuepingioides - Zhenganites - Zoraspis - Zuninaspis (165 genera)

Family Ceratopygidae
Genera: Ajacicrepida - Asiocephalus - Boschchekulia - Cataplotaspis - Ceratopyge - Cermatops - Charchaqia - Diceratopyge - Dichelepyge - Dipleuropyge - Guozia - Haniwoides - Hedinaspis - Hunanopyge - Hysterolenus - Kaltykelina - Kaufmannella - Kogenium - Lopnorites - Macropyge - Mansuyella - Nannopeltis - Neohedinaspis - Onychopyge - Proceratopyge - Promacropyge - Pseudohysterolenus - Pseudoyuepingia - Sinoproceratopyge - Tamdaspis - Tropidopyge - Wannania - Xiaodaositunia (32 genera)

Asaphida Superfamily Cyclopygoidea

Family Cyclopygidae
Genera: Amicus - Aspidaeglina - Circulocrania - Cyclopyge - Degamella - Ellipsotaphrus - Emmrichops - Gastropolus - Girvanopyge - Heterocyclopyge - Microparia - Novakella - Paramicroparia - Phylacops - Pricyclopyge - Prospectatrix - Psilacella - Quadratapyge - Sagavia - Symphysops - Waldminia - Xenocyclopyge (20 genera)

Family Nileidae
Genera: Aocaspis - Barrandia - Berkutaspis - Borthaspidella - Bumastides - Elongatanileus - Homalopteon - Illaenopsis - Kodymaspis - Lakaspis - Neopsilocephalina - Nileus - Parabarrandia - Parabumastides - Paranileus - Peraspis - Petrbokia - Platypeltoides - Poronileus - Psilocephalinella - Shenjiawania - Symphyroxochus - Symphysurina - Symphysurus - Troedssonia - Varvia (26 genera)

Family Taihungshaniidae
Genera: Asaphellina - Asaphopsis - Omeipsis - Pacootella - Renhuaia - Taihungshania - Tungtzuella (7 genera)

Asaphida Superfamily Dikelokephaloidea

Family Dikelocephalidae
Genera: Berkeia - Blandicephalus - Briscoia - Camaraspoides - Dikelocephalus - Elkia - Goumenzia - Hoytaspis - Iranella - Kasachstanaspis - Monocheilus - Olimus - Osceolia - Parabriscoia - Patalolaspis - Princetonella - Pterocephalops - Randicephalus - Stigmacephalus - Walcottaspis (20 genera)

Family Eurekiidae
Genera: Bandalaspis - Bayfieldia - Corbinia - Eurekia - Leocephalus - Lochmanaspis - Magnacephalus - Maladia - Tostonia - Wisarcadiaspis (10 genera)

Family Ptychaspididae
Genera: Anderssonella - Calvinella - Caznaia - Danzhaisaukia - Diemanosaukia - Eosaukia - Galerosaukia - Guangnania - Hamashania - Lichengia - Linguisaukia - Liquania - Lophoholcus - Lophosaukia - Mareda - Metacalvinella - Mictosaukia - Mictosaukioidia - Paracalvinella - Pileaspis - Platysaukia - Prosaukia - Pseudocalvinella - Saukia - Saukiella - Sinosaukia - Stigmaspis - Tellerina - Thailandium - Wedekindiaspis (30 genera)

Family Saukiidae
Genera: Anderssonella - Calvinella - Caznaia - Danzhaisaukia - Diemanosaukia - Eosaukia - Galerosaukia - Guangnania - Hamashania - Lichengia - Linguisaukia - Liquania - Lophoholcus - Lophosaukia - Mareda - Metacalvinella - Mictosaukia - Mictosaukioidia - Paracalvinella - Pileaspis - Platysaukia - Prosaukia - Pseudocalvinella - Saukia - Saukiella - Sinosaukia - Stigmaspis - Tellerina - Thailandium - Wedekindiaspis (30 genera)

Asaphida Superfamily Remopleuridioidea

Family Auritamiidae
Genera: Auritama - Metopotropis (2 genera)

Family Bohemillidae
Genera: Bohemilla - Fenniops (2 genera)

Family Hungaiidae
Genera: Asaphopsoides - Ciliocephalus - Dactylocephalus - Dikella - Dikelocephalopsis - Dikelokephalina - Dikelus - Hungaia - Hungioides - Leimitzia - Meitanopsis - Songtaoia - Warendia - Xiushanopsis (14 genera)

Family Idahoiidae
Genera: Aguilarella - Arrhenaspis - Brabbia - Comanchia - Duibianaspis - Elviraspis - Langyashania - Lauzonella - Levisella - Loganellus - Maladioidella - Noelaspis - Patronaspis - Psalaspis - Pyttstrigis - Saratogia - Shitaia - Valtoressia - Wafangia - Wilbernia - Zhuitunia (21 genera)

Family Remopleurididae
Genera: Aktugaiella - Amphitryon - Aotiaspis - Apatokephalina - Apatokephaloides - Apatokephalops - Apatokephalus - Apiflabellum - Arator - Artokephalus - Atratebia - Auricula - Binervus - Blosyropsis - Deanokephalus - Diplapatokephalus - Dislobosaspis - Eoapatokephalus - Eorobergia - Haniwa - Hastiremopleurides - Hexacopyge - Hualongella - Hukasawaia - Hypodicranotus - Ivshinaspis - Jiia - Jingheella - Jinshaella - Kainella - Kainellina - Kainelloides - Lacorsalina - Lingukainella - Lohanpopsis - Loshanella - Lulongia - Makbelaspis - Mendosina - Menoparia - Naustia - Oculeus - Poletaevia - Portentosus - Praepatokephalus - Proapatokephalops - Pseudokainella - Pugilator - Remopleurella - Remopleurides - Remopleuridiella - Richardsonaspis - Richardsonella - Robergia - Robergiella - Scinocephalus - Sculptaspis - Sculptella - Sigmakainella - Spinacephalus - Taishania - Teratorhynchus - Tibikephalus - Tramoria - Yosimuraspis (67 genera)

Asaphida Superfamily Trinucleioidea

Family Alsataspididae
Genera: Ajrikina - Alataupleura - Araiopleura - Calycinoidia - Caputrotundum - Clavatellus - Falanaspis - Hapalopleura - Huamiaocephalus - Jegorovaia - Jiangxiaspis - Orometopus - Pagometopus - Palquiella - Paracalymenemene - Plesioparabolina - Pyrimetopus - Rhadinopleura - Seleneceme - Sibiriopleura - Skljarella - Spirantyx - Trigocephalus - Yumenaspis - Zacompsus (25 genera)

Family Dionididae
Genera: Aethedionide – Digrypos – Dionide – Dionideina – Dionidella – Huangnigangia – Paradionide – Tongxinaspis – Trinucleoides (9 genera)

Family Lisaniidae
Genera: Dazhuia – Eoshengia – Extrania – Klimaxocephalus – Lisania – Megalisania – Metalisania – Paralisaniella – Paraojia – Parashengia – Platylisania – Quandraspis – Redlichaspis – Rinella – Shengia – Xichuania (16 genera)

Family Raphiophoridae
Genera: Ampyx - Ampyxella - Ampyxina - Ampyxinella - Ampyxoides - Anisonotella - Bulbaspis - Caganaspis - Carinocranium - Cerampyx - Cnemidopyge - Collis - Edmundsonia - Ellsaspis - Endymionia - Globampyx - Jiuxiella - Kanlingia - Lonchodomas - Malinaspis - Malongullia - Mendolaspis - Metalonchodomas - Miaopopsis - Nambeetella - Nanshanaspis - Parabulbaspis - Parampyx - Pseudampyxina - Pytine - Raphioampyx - Raphiophorus - Raymondella - Rhombampyx - Salteria - Sinampyxina - Sinoluia - Taklamakania (38 genera)

Family Trinucleidae
Genera: Anebolithus - Australomyttonia - Bancroftolithus - Bergamia - Bettonolithus - Botrioides - Broeggerolithus - Costonia - Cryptolithoides - Cryptolithus - Deanaspis - Declivolithus - Decordinaspis - Eirelithus - Famatinolithus - Furcalithus - Guandacolithus - Gymnostomix - Hanchungolithus - Huenickenolithus - Incaia - Jianxilithus - Lloydolithus - Lordshillia - Marekolithus - Marrolithoides - Marrolithus - Microdiscus - Myinda - Myindella - Myttonia - Nankinolithus - Ningkianolithus - Novaspis - Onnia - Paratretaspis - Paratrinucleus - Parkesolithus - Pragolithus - Protoincaia - Protolloydolithus - Reedolithus - Reuscholithus - Salterolithus - Stapeleyella - Telaeomarrolithus - Tetrapsellium - Tretaspis - Trinucleus - Whittardolithus - Xiushuilithus - Yinpanolithus (52 genera)