Ludlowville Formation
Athyridida
Athyris cora
Athyris spiriferoides
Leptospira gibbosa
Meristella barrisi
Parazyga hirsuta
Atrypida
Nucleospira concinna
Pseudoatrypa devoniana
Cardiidia
Grammysia bisulcata
Lingulida
Lingula delia
Orthida
Rhipidomella leucosia
Rhipidomella penelope
Rhipidomella vanuxemi
Tropidoleptus carinatus
Orthotetida
Eoschuchertella arctostriata
Pentamerida
Pentamerella pavilionensis
Phacopida
Bellacartwrightia calderonae
Bellacartwrightia jennyae
Eldredgeops rana
Greenops barberi
Productida
Spinulicosta spinulicosta
Truncalosia truncata
Proetida
Monodechenella macrocephala
Pseudodechenella rowi
Rhynchonellida
Cupularostrum congregata
Sapphicorhynchus sappho
Rynchonellida
Eumetabolotoechia multicostatum
Spiriferida
Allenella tullius
Ambocoelia umbonata
Crurispina nana
Cyrtina hamiltonensis
Elita fimbriata
Mediospirifer audaculus
Megakozlowskiella sculptilis
Mucrospirifer mucronatus
Pustulatia pustulosa
Stauriida
Heliophyllum confluens
Heliophyllum halli
Strophomenida
Arcuaminetes scitulus (Hall, 1857)
Devonochonetes coronatus
Longispina mucronata
Megastrophia concava
Mesoleptostrophia junia
Pholidostrophia nacrea
Protodouvillina inequistriata
Protoleptostrophia perplana
Sinochonetes lepidus
Striatochonetes setigerus
Strophodonta demissa
Terebratulida
Centronella impressa
Cryptonella rectirostra