Taxa Count: 326
SPIRIFERIDAE
Anthracospirifer
Anthracospirifer curvilateralis
Anthracospirifer curvilateralis brutus
Anthracospirifer curvilateralis curvilateralis
Anthracospirifer n
Anthracospirifer newberryi
Anthracospirifer occiduus
Anthracospirifer occiduus f. a
Anthracospirifer occiduus f. b
Anthracospirifer opimus
Anthracospirifer pellaensis
Anthracospirifer rawlinsensis
Anthracospirifer shawi exoletus
Anthracospirifer shawi shawi
Anthracospirifer tanoensis
Anthracospirifer welleri lincolnensis
Brachythyrina washakiensis
Ectochoristites inflatus
Eliva inflata
Eliva shumardi
Fusella llanoensis
Howittia
Imbrexia forbesi
Imbrexia imbrex
Imbrexia vernonensis
Mirifusella fortunata
Neospirifer
Neospirifer alotus
Neospirifer amphigyus
Neospirifer apothescelus
Neospirifer bakeri bakeri
Neospirifer bakeri columbarius
Neospirifer cameratus
Neospirifer columbarius colubarius
Neospirifer condor
Neospirifer dunbari
Neospirifer formulosus
Neospirifer groenwalli
Neospirifer kansasensis
Neospirifer latus
Neospirifer mansuetus
Neospirifer neali
Neospirifer notialis
Neospirifer placidus
Neospirifer praenuntius
Neospirifer sp 1
Neospirifer sp alpha
Neospirifer thescelus
Neospirifer triplicatus
Neospirifer triplicatus var. gibbosus
Neospirifer venezuelensis
Neospirifer venezuelensis venezuelensis
Parallelora marionensis
Prospira albapinensis
Prospira greenockensis
Prospira legrandensis
Prospira sp a
Prospira sp b
Spirifer
Spirifer (Cyrtina) aspera
Spirifer (Cyrtina) lubecensis
Spirifer (Delthyris) corallinensis
Spirifer (Delthyris) crispus
Spirifer (Delthyris) keyserensis
Spirifer (Delthyris) mesacostalis
Spirifer (Delthyris) mesicostalis
Spirifer (Delthyris) nanus
Spirifer (Delthyris) perlamellosus
Spirifer (Delthyris) trescotti
Spirifer (Delthyris) vanuxemi
Spirifer (Delthyris) vanuxemi tonolowayensis
Spirifer (Delthyris) vanuxemi var. prognostica
Spirifer (Eospirifer) eudora
Spirifer (Eospirifer) niagarensis
Spirifer (Eospirifer) nobilis
Spirifer (Eospirifer) radiatus
Spirifer (Eospirifer) radiatus obsoletus
Spirifer (Eospirifer) repertus
Spirifer (Martinia) franklinii
Spirifer (Martinia) glaber var. contracta
Spirifer (Martinia) glabra nevadensis
Spirifer (Martinia) lineatus
Spirifer (Martinia) meristoides
Spirifer (Martinia) peculiaris
Spirifer (Martinia) planoconvexus
Spirifer (Martinia) richardsoni
Spirifer (Martinia) setigera
Spirifer (Reticularia) crispus simplex
Spirifer (Reticularia) fimbriatus
Spirifer (Syringothyris) extenuatus
Spirifer (Trigonotreta) argentarius
Spirifer (Trigonotreta) cameratus
Spirifer (Trigonotreta) pinonensis
Spirifer (Trigonotreta) scobina
Spirifer (Trigonotreta) strigosus
Spirifer acuminata
Spirifer acuminatus
Spirifer agelaius
Spirifer albapinensis
Spirifer anchiasper
Spirifer angularis
Spirifer angustus
Spirifer arctisegmentus
Spirifer arenosa
Spirifer arenosus
Spirifer arenosus planicostatus
Spirifer arenosus simplex
Spirifer arenosus unicus
Spirifer arkansanus
Spirifer asper
Spirifer atwaterana
Spirifer audacula
Spirifer audaculus
Spirifer balphegor
Spirifer bifurcatus
Spirifer bimesialis
Spirifer blackwelderi
Spirifer boonensis
Spirifer brazerianus
Spirifer byrnesi
Spirifer cameratus
Spirifer cameratus venezuelensis
Spirifer cardinalis
Spirifer carinatus
Spirifer cedarensis
Spirifer centronatus
Spirifer centronatus ladronensis
Spirifer centronatus semifurcatus
Spirifer chappelensis
Spirifer chemungansis
Spirifer cobscooki
Spirifer compactus
Spirifer compositus
Spirifer concinnoidus
Spirifer concinnus
Spirifer concinnus emarginatia
Spirifer concinnus progradius
Spirifer coniculus
Spirifer conradana
Spirifer consobrinus
Spirifer crawfordsvillensis
Spirifer crispa simplex
Spirifer crispus
Spirifer cristatus
Spirifer curvilateralis
Spirifer cuspidatus
Spirifer cyclopterus
Spirifer darwinii
Spirifer davisi
Spirifer disjuncta
Spirifer disjunctus
Spirifer disjunctus var. animasensis
Spirifer divaricata
Spirifer divaricatus
Spirifer doudecicostatus
Spirifer dubia
Spirifer duodenaria
Spirifer duodenarius
Spirifer edmundsi
Spirifer engelmanni
Spirifer eriensis
Spirifer euruteines
Spirifer euruteines fornacula
Spirifer euryteines milwaukeensis
Spirifer floydensis
Spirifer foggi
Spirifer gaspensis
Spirifer geronticus
Spirifer glaber
Spirifer gordoni
Spirifer gorei
Spirifer granulosus
Spirifer granulosus var. sigma
Spirifer gregaria
Spirifer gregeri
Spirifer grieri
Spirifer grimesi
Spirifer gulcatus
Spirifer hammondi
Spirifer harinensis
Spirifer hartleyi
Spirifer hungerfordi
Spirifer imbrex
Spirifer incertiformis
Spirifer increbescens
Spirifer inequicostatus
Spirifer intermedius
Spirifer iowensis
Spirifer kayserianus
Spirifer kennicotti
Spirifer keokuk
Spirifer knappiana
Spirifer kobehana
Spirifer lateralis
Spirifer leidyi
Spirifer ligus
Spirifer logani
Spirifer louisianensis
Spirifer macconathii
Spirifer macra
Spirifer macropleurus
Spirifer macrothyris
Spirifer macrus
Spirifer maecuruensis
Spirifer marcyi
Spirifer marcyi beta
Spirifer marcyi delta
Spirifer marcyi epsilon
Spirifer marcyi gamma
Spirifer marcyi sigma
Spirifer marcyi typicalis
Spirifer marcyi var. superstes
Spirifer marcyi zeta
Spirifer martiniiformis
Spirifer medialis
Spirifer mesastrialis
Spirifer mexicanus
Spirifer mexicanus var. compactus
Spirifer milleranus
Spirifer modestus
Spirifer modestus plicatus
Spirifer modestus verplicatus
Spirifer monticola
Spirifer moorefieldanus
Spirifer mucronatus
Spirifer mucronatus tulliensis
Spirifer mucronatus var. posterus
Spirifer multistriatus
Spirifer murchisoni
Spirifer murchisoni marylandicus
Spirifer mysticensis
Spirifer nobilis
Spirifer norwoodi
Spirifer notabilis
Spirifer occidentalis
Spirifer octoplicata
Spirifer opimus
Spirifer opimus var. occidentalis
Spirifer organensis
Spirifer oweni
Spirifer paucicostatus
Spirifer pauliformis
Spirifer pellaensis
Spirifer pennatus
Spirifer perdewi
Spirifer perlamellosus praenuntius
Spirifer perlamellosus var. praenuntius
Spirifer planicostatus
Spirifer plicatella var. radiata
Spirifer plicatus
Spirifer pluto
Spirifer pseudocameratus
Spirifer rarus
Spirifer redwallensis
Spirifer robustus
Spirifer rockymontanus
Spirifer rostellum
Spirifer rowleyi
Spirifer sculptilis
Spirifer sculptilis var. marylandensis
Spirifer segmenta
Spirifer shoshonensis
Spirifer sp 1
Spirifer sp 2
Spirifer sp a
Spirifer sp b
Spirifer sparsus
Spirifer striatiformis
Spirifer striatus
Spirifer striatus madisonensis
Spirifer striatus var. attenuatus
Spirifer suborestes
Spirifer subvaricosus
Spirifer tenuicostatus
Spirifer tribuarius
Spirifer triplicata
Spirifer tullius
Spirifer ulsterensis
Spirifer utahensis
Spirifer varicosus
Spirifer vespertilio
Spirifer washingtonensis var. incomptus
Spirifer welleri
Spirifer whitneyi
Spirifer whitneyi animasensis
Spirifer whitneyi var. disparilis
Spirifer whitneyi var. owenensis
Spirifer winchelli
Spirifera
Spirifera (Martinia) glabra
Spirifera (Martinia) glabra var. nevadensis
Spirifera (Martinia) maia
Spirifera (Martinia) perplexa
Spirifera (Martinia) planoconvexa
Spirifera (Martinia) undifera
Spirifera (Martinia) urii
Spirifera (Spiriferina) alia
Spirifera (Trigonotreta) argentarius
Spirifera annectans
Spirifera camerata
Spirifera centronata
Spirifera desiderata
Spirifera disjuncta
Spirifera engelmanni
Spirifera leidyi
Spirifera monticola
Spirifera neglecta
Spirifera opima
Spirifera parryana
Spirifera pinonensis
Spirifera pulchra
Spirifera raricosta
Spirifera rockymontana
Spirifera scobina
Spirifera setigera
Spirifera striata
Spirifera swallowensis
Spirifera textus
Spirifera trigonalis
Unispirifer balki
Unispirifer forbesi
Unispirifer greenockensis
Unispirifer lateralis
Unispirifer minnewankensis
Unispirifer vernonensis
Warsawia lateralis