Opinions from G. A. Cooper and R. E. Grant 1976

  • 'Acolosia anomala belongs to Acolosia'
  • 'Acolosia elliptica belongs to Acolosia'
  • 'Acolosia exasperata belongs to Acolosia'
  • 'Acolosia glabra belongs to Acolosia'
  • 'Acolosia magna belongs to Acolosia'
  • 'Acolosia recepta belongs to Acolosia'
  • 'Allorhynchus circulare belongs to Allorhynchus'
  • 'Allorhynchus concentricum belongs to Allorhynchus'
  • 'Allorhynchus formulosum belongs to Allorhynchus'
  • 'Allorhynchus permianus is corrected as Allorhynchus permianum and belongs to Allorhynchus'
  • 'Allorhynchus triangulatum belongs to Allorhynchus'
  • 'Allorhynchus variabile belongs to Allorhynchus'
  • 'Allorhynchus venustulum belongs to Allorhynchus'
  • 'Ambocoelia guadalupensis belongs to Ambocoelia' according to Girty 1909
  • 'Ambocoelia guadalupensis is recombined as Crurithyris guadalupensis'
  • 'Amphipella attenuata belongs to Amphipella'
  • 'Anomaloria anomala belongs to Anomaloria'
  • 'Anteridocus bicostatus belongs to Anteridocus'
  • 'Anteridocus erugatus belongs to Anteridocus'
  • 'Anteridocus eximius belongs to Anteridocus'
  • 'Anteridocus gongylus belongs to Anteridocus'
  • 'Anteridocus paucicostatus belongs to Anteridocus'
  • 'Anteridocus seminudus belongs to Anteridocus'
  • 'Anteridocus subcarinatus belongs to Anteridocus'
  • 'Anteridocus triangulatus belongs to Anteridocus'
  • 'Antronaria dissona belongs to Antronaria'
  • 'Antronaria emarginata belongs to Antronaria'
  • 'Antronaria indentata belongs to Antronaria'
  • 'Antronaria pluricosta belongs to Antronaria'
  • 'Antronaria specialis belongs to Antronaria'
  • 'Antronaria speciosa belongs to Antronaria'
  • 'Antronaria spectabilis belongs to Antronaria'
  • 'Antronaria titania belongs to Antronaria'
  • 'Antronaria voluminosa belongs to Antronaria'
  • 'Aphaurosia rotundata belongs to Aphaurosia'
  • 'Aphaurosia scutata belongs to Aphaurosia'
  • 'Athyris acutomarginalis is recombined as Cleiothyridina acutomarginalis'
  • 'Attenuatella texana belongs to Attenuatella'
  • 'Bryorhynchus plicatum belongs to Bryorhynchus'
  • 'Camarophoria bisulcata is recombined as Bryorhynchus bisulcatum'
  • 'Camarophoria deloi is a subjective synonym of Stenoscisma hueconianum'
  • 'Camarophoria hueconiana is recombined as Stenoscisma hueconianum'
  • 'Camarophoria inaequalis is recombined as Stenoscisma inaequale'
  • 'Camarophoria venusta belongs to Camarophoria' according to Girty 1909
  • 'Camarophoria venusta is recombined as Stenoscisma venustum'
  • 'Camerophoria alpina is recombined as Stenoscisma alpinum'
  • 'Camerophoria latissima is recombined as Stenoscisma latissimum'
  • 'Camerophoria nucula is recombined as Stenoscisma nuculum'
  • 'Camerophoria sanctispiritus is recombined as Stenoscisma sanctispiritus'
  • 'Camerophoria swalloviana is recombined as Anteridocus swallovianus'
  • 'Cartorhium chelomatum belongs to Cartorhium'
  • 'Cartorhium coristum belongs to Cartorhium'
  • 'Cartorhium orbiculatum belongs to Cartorhium'
  • 'Cartorhium retusum belongs to Cartorhium'
  • 'Cartorhium vidriense belongs to Cartorhium'
  • 'Cartorhium zoyei belongs to Cartorhium'
  • 'Cenorhynchia atmeta belongs to Cenorhynchia'
  • 'Cenorhynchia camerata belongs to Cenorhynchia'
  • 'Cenorhynchia fracida belongs to Cenorhynchia'
  • 'Cenorhynchia hebata belongs to Cenorhynchia'
  • 'Cenorhynchia mitigata belongs to Cenorhynchia'
  • 'Cenorhynchia nasuta belongs to Cenorhynchia'
  • 'Cenorhynchia parvula belongs to Cenorhynchia'
  • 'Cenorhynchia pentagonalis belongs to Cenorhynchia'
  • 'Cenorhynchia saginata belongs to Cenorhynchia'
  • 'Cenorhynchia transversa belongs to Cenorhynchia'
  • 'Cenorhynchia triangulata belongs to Cenorhynchia'
  • 'Cenorhynchia unicostata belongs to Cenorhynchia'
  • 'Cenorhynchia ventricosa belongs to Cenorhynchia'
  • 'Chaeniorhynchus inauris belongs to Chaeniorhynchus'
  • 'Chaeniorhynchus salutare belongs to Chaeniorhynchus'
  • 'Chaeniorhynchus transversum belongs to Chaeniorhynchus'
  • 'Cleiothyridina ciriacksi belongs to Cleiothyridina'
  • 'Cleiothyridina mulsa belongs to Cleiothyridina'
  • 'Cleiothyridina nana belongs to Cleiothyridina'
  • 'Cleiothyridina pilularis belongs to Cleiothyridina'
  • 'Cleiothyridina rara belongs to Cleiothyridina'
  • 'Cleiothyridina rectimarginata belongs to Cleiothyridina'
  • 'Composita affinis belongs to Composita' according to Girty 1909
  • 'Composita affinis belongs to Composita'
  • 'Composita apheles belongs to Composita'
  • 'Composita apsidata belongs to Composita'
  • 'Composita bucculenta belongs to Composita'
  • 'Composita costata belongs to Composita'
  • 'Composita cracens belongs to Composita'
  • 'Composita crassa belongs to Composita'
  • 'Composita discina belongs to Composita'
  • 'Composita emarginata belongs to Composita' according to Girty 1909
  • 'Composita emarginata belongs to Composita'
  • 'Composita enormis belongs to Composita'
  • 'Composita guadalupensis is a subjective synonym of Composita mexicana'
  • 'Composita imbricata belongs to Composita'
  • 'Composita nucella belongs to Composita'
  • 'Composita parasulcata belongs to Composita'
  • 'Composita pilula belongs to Composita'
  • 'Composita prospera belongs to Composita'
  • 'Composita pyriformis belongs to Composita'
  • 'Composita quantilla belongs to Composita'
  • 'Composita stalagmium belongs to Composita'
  • 'Composita strongyle belongs to Composita'
  • 'Crurithyris attenuata is recombined as Attenuatella attenuata'
  • 'Crurithyris inflata belongs to Crurithyris'
  • 'Crurithyris longirostris belongs to Crurithyris'
  • 'Crurithyris major belongs to Crurithyris'
  • 'Crurithyris minutalis belongs to Crurithyris'
  • 'Crurithyris sulcata belongs to Crurithyris'
  • 'Crurithyris tholiaphor belongs to Crurithyris'
  • 'Crurithyris tumibilis belongs to Crurithyris'
  • 'Deltarina magnicostata belongs to Deltarina'
  • 'Divaricosta squarrosa belongs to Divaricosta'
  • 'Divaricosta vagabunda belongs to Divaricosta'
  • 'Eliva inflata belongs to Eliva'
  • 'Eliva shumardi belongs to Eliva'
  • 'Elivina annectens belongs to Elivina'
  • 'Elivina detecta belongs to Elivina'
  • 'Eridmatus marathonensis belongs to Eridmatus'
  • 'Fascicosta bella belongs to Fascicosta'
  • 'Fascicosta elongata belongs to Fascicosta'
  • 'Gypospirifer anancites belongs to Gypospirifer'
  • 'Gypospirifer gryphus belongs to Gypospirifer'
  • 'Gypospirifer nelsoni belongs to Gypospirifer'
  • 'Hemileurus runcinatus belongs to Hemileurus'
  • 'Heteraria blakemorei belongs to Heteraria'
  • 'Holosia ovalis belongs to Holosia'
  • 'Holosia ovoidea belongs to Holosia'
  • 'Holosia regularis belongs to Holosia'
  • 'Iotina minuta belongs to Iotina'
  • 'Leiorhynchoidea amygdaloidea belongs to Leiorhynchoidea'
  • 'Leiorhynchoidea rotundidorsa belongs to Leiorhynchoidea'
  • 'Leiorhynchoidea scelesta belongs to Leiorhynchoidea'
  • 'Leiorhynchoidea sulcata belongs to Leiorhynchoidea'
  • 'Lepidospirifer angulatus belongs to Lepidospirifer'
  • 'Lepidospirifer demissus belongs to Lepidospirifer'
  • 'Lepidospirifer inferus belongs to Lepidospirifer'
  • 'Lirellaria costellata belongs to Lirellaria'
  • 'Lirellaria crassa belongs to Lirellaria'
  • 'Lirellaria diabloensis belongs to Lirellaria'
  • 'Madarosia anterolamellata belongs to Madarosia'
  • 'Madarosia pentagona belongs to Madarosia'
  • 'Martinia causaria belongs to Martinia'
  • 'Martinia cruenta belongs to Martinia'
  • 'Martinia exigua belongs to Martinia'
  • 'Martinia fucina belongs to Martinia'
  • 'Martinia miranda belongs to Martinia'
  • 'Martinia nealranchensis belongs to Martinia'
  • 'Martinia renfroae belongs to Martinia'
  • 'Martinia rhomboidalis belongs to Martinia' according to Girty 1909
  • 'Martinia rhomboidalis belongs to Martinia'
  • 'Martinia shumardiana belongs to Martinia' according to Girty 1909
  • 'Martinia shumardiana is a subjective synonym of Martinia rhomboidalis'
  • 'Martinia wolfcampensis belongs to Martinia'
  • 'Neophricadothyris bullata belongs to Neophricadothyris'
  • 'Neophricadothyris catatona belongs to Neophricadothyris'
  • 'Neophricadothyris conara belongs to Neophricadothyris'
  • 'Neophricadothyris cordata belongs to Neophricadothyris'
  • 'Neophricadothyris crassibecca belongs to Neophricadothyris'
  • 'Neophricadothyris transversa belongs to Neophricadothyris'
  • 'Neospirifer amphigyus belongs to Neospirifer'
  • 'Neospirifer apothescelus belongs to Neospirifer'
  • 'Neospirifer formulosus belongs to Neospirifer'
  • 'Neospirifer mansuetus belongs to Neospirifer'
  • 'Neospirifer neali belongs to Neospirifer'
  • 'Neospirifer notialis belongs to Neospirifer'
  • 'Neospirifer placidus belongs to Neospirifer'
  • 'Neospirifer thescelus belongs to Neospirifer'
  • 'Nucleospira cunctata belongs to Nucleospira'
  • 'Paranorella aquilonia belongs to Paranorella'
  • 'Paranorella comptula belongs to Paranorella'
  • 'Paranorella imperialis belongs to Paranorella'
  • 'Phrenophoria anterocostata belongs to Phrenophoria'
  • 'Phrenophoria bicostata belongs to Phrenophoria'
  • 'Phrenophoria compressa belongs to Phrenophoria'
  • 'Phrenophoria corpulenta belongs to Phrenophoria'
  • 'Phrenophoria depressa belongs to Phrenophoria'
  • 'Phrenophoria incomitata belongs to Phrenophoria'
  • 'Phrenophoria irregularis belongs to Phrenophoria'
  • 'Phrenophoria nesiotes belongs to Phrenophoria'
  • 'Phrenophoria nudumbona belongs to Phrenophoria'
  • 'Phrenophoria pentagonalis belongs to Phrenophoria'
  • 'Phrenophoria perplexa belongs to Phrenophoria'
  • 'Phrenophoria pinguiformis belongs to Phrenophoria'
  • 'Phrenophoria planifrons belongs to Phrenophoria'
  • 'Phrenophoria planiventra belongs to Phrenophoria'
  • 'Phrenophoria repugnans belongs to Phrenophoria'
  • 'Phrenophoria ventricosa belongs to Phrenophoria'
  • 'Phrenophoria vetula belongs to Phrenophoria'
  • 'Pontisia costata belongs to Pontisia'
  • 'Pontisia franklinensis belongs to Pontisia'
  • 'Pontisia kingi belongs to Pontisia'
  • 'Pontisia magnicostata belongs to Pontisia'
  • 'Pontisia parva belongs to Pontisia'
  • 'Pontisia robusta belongs to Pontisia'
  • 'Pontisia stehlii belongs to Pontisia'
  • 'Pontisia truncata belongs to Pontisia'
  • 'Pontisia ventricola belongs to Pontisia'
  • 'Pontisia wolfcampensis belongs to Pontisia'
  • 'Pseudomartinia is a subjective synonym of Martinia'
  • 'Pseudomartinia martinezi is recombined as Martinia martinezi'
  • 'Psilocamara hesperia belongs to Psilocamara'
  • 'Ptilotorhynchus delicatum belongs to Ptilotorhynchus'
  • 'Ptygmactrum acutum belongs to Ptygmactrum'
  • 'Ptygmactrum angulatum belongs to Ptygmactrum'
  • 'Ptygmactrum depressum belongs to Ptygmactrum'
  • 'Ptygmactrum extensum belongs to Ptygmactrum'
  • 'Ptygmactrum mordicum belongs to Ptygmactrum'
  • 'Ptygmactrum spiculatum belongs to Ptygmactrum'
  • 'Pugnax bidentata belongs to Pugnax' according to Girty 1909
  • 'Pugnax bidentata is recombined as Wellerella bidentata'
  • 'Pugnax elegans belongs to Pugnax' according to Girty 1909
  • 'Pugnax elegans is recombined as Tautosia elegans'
  • 'Pugnax gratiosa belongs to Pugnax' according to Girty 1909
  • 'Pugnax gratiosa is recombined as Bryorhynchus gratiosum'
  • 'Pugnax nitida belongs to Pugnax' according to Girty 1909
  • 'Pugnax nitida is recombined as Bryorhynchus nitidum'
  • 'Pugnax pinguis belongs to Pugnax' according to Girty 1909
  • 'Pugnax pinguis is recombined as Phrenophoria pinguis'
  • 'Pugnax pusilla is recombined as Petasmatherus pusillus'
  • 'Pugnax shumardiana belongs to Pugnax' according to Girty 1909
  • 'Pugnax shumardiana is recombined as Tautosia shumardiana'
  • 'Pugnoides mesicostalis is recombined as Antronaria mesicostalis'
  • 'Pugnoides transversus is recombined as Antronaria transversa'
  • 'Rallacosta actina belongs to Rallacosta'
  • 'Rallacosta imporcata belongs to Rallacosta'
  • 'Rallacosta laminata belongs to Rallacosta'
  • 'Rallacosta xystica belongs to Rallacosta'
  • 'Rhynchonella indentata is recombined as Strigirhynchia indentata'
  • 'Rhynchonella longaeva belongs to Rhynchonella' according to Girty 1909
  • 'Rhynchonella longaeva is recombined as Fascicosta longaeva'
  • 'Spirifer (Neospirifer) bakeri is recombined as Neospirifer bakeri'
  • 'Spirifer (Neospirifer) costella is recombined as Lepidospirifer costellus'
  • 'Spirifer (Neospirifer) huecoensis is recombined as Neospirifer huecoensis'
  • 'Spirifer (Neospirifer) latus is recombined as Cartorhium latum'
  • 'Spirifer (Neospirifer) latus is recombined as Spirifer mexicanus latus' according to King 1931
  • 'Spirifer (Neospirifer) latus is recombined as Cartorhium latum'
  • 'Spirifer condor is recombined as Gypospirifer condor'
  • 'Spirifer deroissyi is recombined as Cleiothyridina deroissyi'
  • 'Spirifer guadalupensis is a nomen vanum'
  • 'Spirifer infraplica is recombined as Gypospirifer infraplicus'
  • 'Spirifer mexicanus is recombined as Cartorhium mexicanum'
  • 'Spirifer mexicanus compactus is recombined as Elivina compacta'
  • 'Spirifer sulcifera is recombined as Spiriferella sulcifer'
  • 'Spiriferella calcarata belongs to Spiriferella'
  • 'Spiriferella clypeata belongs to Spiriferella'
  • 'Spiriferella embrithes belongs to Spiriferella'
  • 'Spiriferella gloverae belongs to Spiriferella'
  • 'Spiriferella gravis belongs to Spiriferella'
  • 'Spiriferella levis belongs to Spiriferella'
  • 'Spiriferella propria belongs to Spiriferella'
  • 'Spiriferinaella limata belongs to Spiriferinaella'
  • 'Spiriferinaella medialis belongs to Spiriferinaella'
  • 'Spiriferinaella scalpata belongs to Spiriferinaella'
  • 'Squamularia subquadrata is recombined as Astegosia subquadrata'
  • 'Stenoscisma abbreviatum belongs to Stenoscisma'
  • 'Stenoscisma aberrans belongs to Stenoscisma'
  • 'Stenoscisma amoenum belongs to Stenoscisma'
  • 'Stenoscisma aptatum belongs to Stenoscisma'
  • 'Stenoscisma bellatulum belongs to Stenoscisma'
  • 'Stenoscisma bonum belongs to Stenoscisma'
  • 'Stenoscisma calvatum belongs to Stenoscisma'
  • 'Stenoscisma camurum belongs to Stenoscisma'
  • 'Stenoscisma doricranum belongs to Stenoscisma'
  • 'Stenoscisma exutum belongs to Stenoscisma'
  • 'Stenoscisma fabarium belongs to Stenoscisma'
  • 'Stenoscisma hadrum belongs to Stenoscisma'
  • 'Stenoscisma kala is corrected as Stenoscisma kalum and belongs to Stenoscisma'
  • 'Stenoscisma levicostum belongs to Stenoscisma'
  • 'Stenoscisma maniculum belongs to Stenoscisma'
  • 'Stenoscisma multicosta is corrected as Stenoscisma multicostum and belongs to Stenoscisma'
  • 'Stenoscisma myioides belongs to Stenoscisma'
  • 'Stenoscisma oblisum belongs to Stenoscisma'
  • 'Stenoscisma pansum belongs to Stenoscisma'
  • 'Stenoscisma peneleve belongs to Stenoscisma'
  • 'Stenoscisma problematicum belongs to Stenoscisma'
  • 'Stenoscisma pyraustoides belongs to Stenoscisma'
  • 'Stenoscisma renode belongs to Stenoscisma'
  • 'Stenoscisma repigratum belongs to Stenoscisma'
  • 'Stenoscisma trabeatum belongs to Stenoscisma'
  • 'Stenoscisma triquetrum belongs to Stenoscisma'
  • 'Strigirhynchia elongata belongs to Strigirhynchia'
  • 'Strigirhynchia transversa belongs to Strigirhynchia'
  • 'Tautosia angulata belongs to Tautosia'
  • 'Tautosia distorta belongs to Tautosia'
  • 'Tautosia expansa belongs to Tautosia'
  • 'Tautosia fastigiata belongs to Tautosia'
  • 'Tautosia galbina belongs to Tautosia'
  • 'Tautosia podistra belongs to Tautosia'
  • 'Tautosia pulchra belongs to Tautosia'
  • 'Tautosia transenna belongs to Tautosia'
  • 'Terebratula mexicana belongs to Terebratula' according to Hall 1857
  • 'Terebratula mexicana is recombined as Composita mexicana'
  • 'Terebratuloidea lenumbona is recombined as Tautosia lenumbona'
  • 'Torynechus alectorius belongs to Torynechus'
  • 'Torynechus caelatus belongs to Torynechus'
  • 'Tricoria hirpex belongs to Tricoria'
  • 'Trophisina fenaria belongs to Trophisina'
  • 'Wellerella girtyi belongs to Wellerella'
  • 'Wellerella longicosta is recombined as Pontisia longicosta'
  • 'Wellerella magnisepta is recombined as Tautosia magnisepta'
  • 'Wellerella nanas is recombined as Pontisia nanas'
  • 'Wellerella nitidula belongs to Wellerella'
  • 'Xenosaria exotica belongs to Xenosaria'