PBDB

Opinions from G. A. Cooper and R. E. Grant 1975

'Acritosia magna belongs to Acritosia'
'Acritosia magnifica belongs to Acritosia'
'Acritosia peculiaris belongs to Acritosia'
'Acritosia silicica belongs to Acritosia'
'Acritosia solida belongs to Acritosia'
'Acritosia vestibula belongs to Acritosia'
'Ametoria residua belongs to Ametoria'
'Anemonaria inflata is a subjective synonym of Anemonaria sublaevis'
'Antiquatonia costella belongs to Antiquatonia'
'Antiquatonia inflativentra belongs to Antiquatonia'
'Antiquatonia regularis belongs to Antiquatonia'
'Atelestegastus marginatus belongs to Atelestegastus'
'Aulosteges beedei is recombined as Edriosteges beedei'
'Aulosteges guadalupensis is recombined as Echinosteges guadalupensis'
'Aulosteges magnicostatus belongs to Aulosteges' according to Girty 1909
'Aulosteges magnicostatus is recombined as Chonosteges magnicostatus'
'Aulosteges subcostatus is recombined as Peniculauris subcostata'
'Aulosteges triagonalis is recombined as Agelesia triagonalis'
'Aulosteges tuberculatus is recombined as Echinosteges tuberculatus'
'Aulosteges wolfcampensis is recombined as Limbella wolfcampensis'
'Avonia costata is recombined as Costispinifera costata'
'Avonia dorsoconcava is recombined as Echinauris dorsoconcava'
'Avonia incurvata is recombined as Rugatia incurvata'
'Avonia newberryi is recombined as Echinauris newberryi'
'Bothrionia guadalupensis belongs to Bothrionia'
'Bothrionia nasuta belongs to Bothrionia'
'Bothrionia pulchra belongs to Bothrionia'
'Bothrionia transversa belongs to Bothrionia'
'Buxtonia occidentalis is recombined as Kochiproductus occidentalis'
'Buxtonia victorioensis is recombined as Kochiproductus victorioensis'
'Cactosteges anomalus belongs to Cactosteges'
'Cancrinella distorta belongs to Cancrinella'
'Cancrinella expansa belongs to Cancrinella'
'Cancrinella fragosa belongs to Cancrinella'
'Cancrinella parva belongs to Cancrinella'
'Cancrinella planumbona belongs to Cancrinella'
'Cancrinella sparsispinosa belongs to Cancrinella'
'Cancrinella subquadrata belongs to Cancrinella'
'Chonetes biplicatus belongs to Chonetes' according to King 1931
'Chonetes biplicatus is recombined as Chonetinella biplicata'
'Chonetes consanguineus is recombined as Dyoros (Dyoros) consanguineus'
'Chonetes hessensis is recombined as Rugaria hessensis'
'Chonetes hillanus belongs to Chonetes' according to Girty 1909
'Chonetes hillanus is recombined as Dyoros (Dyoros) hillanus'
'Chonetes kaibabensis is recombined as Dyoros kaibabensis'
'Chonetes permiana is a nomen vanum'
'Chonetes puebloensis belongs to Chonetes' according to King 1938
'Chonetes puebloensis is recombined as Neochonetes puebloensis'
'Chonetes quadratus is replaced by Dyoros (Tetragonetes) tetragonus'
'Chonetina quadrata is replaced by Quadrochonetes girtyi'
'Chonetes spinoliratus is recombined as Chonetinella spinolirata'
'Chonetes diabloensis is a subjective synonym of Chonetinella victoriana'
'Chonetes subliratus belongs to Chonetes' according to Girty 1909
'Chonetes subliratus is recombined as Dyoros (Dyoros) subliratus'
'Chonetes victorianus is recombined as Chonetinella victoriana'
'Chonetinella ciboloensis belongs to Chonetinella'
'Chonetinella costellata belongs to Chonetinella'
'Chonetinella crassiparva belongs to Chonetinella'
'Chonetinella gerontica belongs to Chonetinella'
'Chonetinella magna belongs to Chonetinella'
'Chonetinella parva belongs to Chonetinella'
'Chonetinetes angustisulcatus belongs to Chonetinetes'
'Chonetinetes varians belongs to Chonetinetes'
'Chonosteges costellatus belongs to Chonosteges'
'Chonosteges limbatus belongs to Chonosteges'
'Chonosteges matutinus belongs to Chonosteges'
'Chonosteges multicostatus belongs to Chonosteges'
'Chonosteges pulcher belongs to Chonosteges'
'Chonosteges variabilis belongs to Chonosteges'
'Collumatus solitarius belongs to Collumatus'
'Compressoproductus acuminatus belongs to Compressoproductus'
'Compressoproductus concentricus belongs to Compressoproductus'
'Compressoproductus curtus belongs to Compressoproductus'
'Compressoproductus flabellatus belongs to Compressoproductus'
'Compressoproductus parvus belongs to Compressoproductus'
'Compressoproductus rarus belongs to Compressoproductus'
'Compressoproductus thomasi belongs to Compressoproductus'
'Cooperina inexpectata belongs to Cooperina' according to Termier et al. 1966
'Cooperina inexpectata belongs to Cooperina'
'Cooperina parva belongs to Cooperina'
'Cooperina subcuneata belongs to Cooperina'
'Cooperina triangulata belongs to Cooperina'
'Costispinifera texana belongs to Costispinifera' according to Muir-Wood and Cooper 1960
'Costispinifera texana is a subjective synonym of Costispinifera costata'
'Crania permiana is a nomen vanum'
'Craspedona newelli belongs to Craspedona'
'Ctenalosia primitiva belongs to Ctenalosia'
'Ctenalosia rotunda belongs to Ctenalosia'
'Ctenalosia transversa belongs to Ctenalosia'
'Cyclacantharia gigantea belongs to Cyclacantharia'
'Cyclacantharia kingorum belongs to Cyclacantharia'
'Cyclacantharia paucispinosa belongs to Cyclacantharia'
'Cyclacantharia robusta belongs to Cyclacantharia'
'Cyclacantharia transitoria belongs to Cyclacantharia'
'Dictyoclostus americanus is recombined as Reticulatia americana'
'Dictyoclostus deminutivus is recombined as Yakovlevia deminutiva'
'Dictyoclostus depressus is recombined as Thamnosia depressa'
'Dictyoclostus welleri is recombined as Dasysaria welleri'
'Dyoros (Dyoros) angulatus belongs to Dyoros (Dyoros)'
'Dyoros (Dyoros) attenuatus belongs to Dyoros (Dyoros)'
'Dyoros (Dyoros) convexus belongs to Dyoros (Dyoros)'
'Dyoros (Dyoros) endospinus belongs to Dyoros (Dyoros)'
'Dyoros (Dyoros) extensiformis belongs to Dyoros (Dyoros)'
'Dyoros (Dyoros) extensus belongs to Dyoros (Dyoros)'
'Dyoros (Dyoros) intrepidus belongs to Dyoros (Dyoros)'
'Dyoros (Dyoros) planiextensus belongs to Dyoros (Dyoros)'
'Dyoros (Dyoros) robustus belongs to Dyoros (Dyoros)'
'Dyoros (Dyoros) tenuis belongs to Dyoros (Dyoros)'
'Dyoros (Dyoros) transversus belongs to Dyoros (Dyoros)'
'Dyoros (Dyoros) vulgaris belongs to Dyoros (Dyoros)'
'Dyoros (Lissosia) concavus belongs to Dyoros (Lissosia)'
'Dyoros (Lissosia) parvus belongs to Dyoros (Lissosia)'
'Dyoros (Lissosia) vagabundus belongs to Dyoros (Lissosia)'
'Dyoros (Tetragonetes) auriculatus belongs to Dyoros (Tetragonetes)'
'Dyoros (Tetragonetes) complanatus belongs to Dyoros (Tetragonetes)'
'Dyoros (Tetragonetes) giganteus belongs to Dyoros (Tetragonetes)'
'Dyoros (Tetragonetes) lateralis belongs to Dyoros (Tetragonetes)'
'Dyoros (Tetragonetes) planus belongs to Dyoros (Tetragonetes)'
'Dyoros (Tetragonetes) quadrangulatus belongs to Dyoros (Tetragonetes)'
'Dyoros (Tetragonetes) rectangulatus belongs to Dyoros (Tetragonetes)'
'Dyoros (Tetragonetes) solidus belongs to Dyoros (Tetragonetes)'
'Dyoros (Tetragonetes) strigosus belongs to Dyoros (Tetragonetes)'
'Dyoros (Tetragonetes) subquadratus belongs to Dyoros (Tetragonetes)'
'Dyoros (Tetragonetes) tetragonus belongs to Dyoros (Tetragonetes)'
'Dyoros (Tetragonetes) wordensis belongs to Dyoros (Tetragonetes)'
'Dyoros magnus is recombined as Dyoros (Dyoros) magnus'
'Echinauris bella belongs to Echinauris'
'Echinauris circularis belongs to Echinauris'
'Echinauris crassa belongs to Echinauris'
'Echinauris interrupta belongs to Echinauris'
'Echinauris irregularis belongs to Echinauris'
'Echinauris lappacea belongs to Echinauris'
'Echinauris lateralis belongs to Echinauris'
'Echinauris lateralis belongs to Echinauris' according to Muir-Wood and Cooper 1960
'Echinauris liumbona belongs to Echinauris'
'Echinauris magna belongs to Echinauris'
'Echinauris parva belongs to Echinauris'
'Echinauris productelloides belongs to Echinauris'
'Echinauris subquadrata belongs to Echinauris'
'Echinauris venustula belongs to Echinauris'
'Echinoconchus moorei belongs to Echinoconchus' according to Dunbar and Condra 1932
'Echinoconchus moorei is recombined as Echinaria moorei'
'Edriosteges compactus belongs to Edriosteges'
'Edriosteges multispinosus belongs to Edriosteges'
'Edriosteges tenuispinosus belongs to Edriosteges'
'Elassonia micraria belongs to Elassonia'
'Elassonia petila belongs to Elassonia'
'Elassonia scitula belongs to Elassonia'
'Elassonia sobrina belongs to Elassonia'
'Elliottella multicostata belongs to Elliottella'
'Elliottella varicostata belongs to Elliottella'
'Fimbrinia ovata belongs to Fimbrinia'
'Glyptosteges insculptus belongs to Glyptosteges'
'Glyptosteges intricatus belongs to Glyptosteges'
'Glyptosteges sulcatus belongs to Glyptosteges'
'Grandaurispina bella belongs to Grandaurispina'
'Grandaurispina belliformis belongs to Grandaurispina'
'Grandaurispina crassa belongs to Grandaurispina'
'Grandaurispina elongata belongs to Grandaurispina'
'Grandaurispina gibbosa belongs to Grandaurispina'
'Grandaurispina kingorum belongs to Grandaurispina' according to Muir-Wood and Cooper 1960
'Grandaurispina rara belongs to Grandaurispina'
'Grandaurispina rudis belongs to Grandaurispina'
'Grandaurispina undulata belongs to Grandaurispina'
'Grandaurispina vaga belongs to Grandaurispina'
'Hercosestria cribrosa belongs to Hercosestria'
'Hercosestria laevis belongs to Hercosestria'
'Hercosia delicata belongs to Hercosia'
'Heteralosia magnispina belongs to Heteralosia'
'Heteralosia paucispinosa belongs to Heteralosia'
'Heteralosia tenuispina belongs to Heteralosia'
'Heteralosia vidriensis belongs to Heteralosia'
'Holotricharina hirsuta belongs to Holotricharina'
'Holotricharina sparsa belongs to Holotricharina'
'Horridonia texana belongs to Horridonia'
'Hystriculina convexa belongs to Hystriculina'
'Hystriculina minima belongs to Hystriculina'
'Hystriculina pumila belongs to Hystriculina'
'Hystriculina sulcata belongs to Hystriculina'
'Hystriculina ventroplana belongs to Hystriculina'
'Kochiproductus elongatus belongs to Kochiproductus'
'Kochiproductus primitivus belongs to Kochiproductus'
'Kochiproductus quadratus belongs to Kochiproductus'
'Kozlowskia alata belongs to Kozlowskia'
'Kozlowskia anterosulcata belongs to Kozlowskia'
'Kozlowskia finlayensis belongs to Kozlowskia'
'Kozlowskia kingi belongs to Kozlowskia'
'Kozlowskia nasuta belongs to Kozlowskia'
'Kozlowskia subsphaeroidalis belongs to Kozlowskia'
'Kutorginella robusta belongs to Kutorginella'
'Kutorginella uddeni belongs to Kutorginella'
'Lamellosia lamellosa belongs to Lamellosia'
'Leurosina delicata belongs to Leurosina'
'Leurosina lata belongs to Leurosina'
'Leurosina marginata belongs to Leurosina'
'Leurosina serratoseptata belongs to Leurosina'
'Leurosina vulgarica belongs to Leurosina'
'Limbella costellata belongs to Limbella'
'Limbella limbata belongs to Limbella'
'Limbella victorioensis belongs to Limbella'
'Linoproductus delicatus belongs to Linoproductus'
'Linoproductus girtyi is recombined as Megousia girtyi'
'Linoproductus nasutus belongs to Linoproductus'
'Linoproductus philocrinus is a subjective synonym of Linoproductus angustus'
'Linoproductus semisulcatus belongs to Linoproductus'
'Linoproductus undatus belongs to Linoproductus'
'Liosotella costata belongs to Liosotella'
'Liosotella irregularis belongs to Liosotella'
'Liosotella parva belongs to Liosotella'
'Liosotella rotunda belongs to Liosotella'
'Liosotella spinumbona belongs to Liosotella'
'Liosotella tetragonalis belongs to Liosotella'
'Liraria lirata belongs to Liraria'
'Lissochonetes parvisulcatus belongs to Lissochonetes'
'Lissochonetes sinesulcus is recombined as Leurosina sinesulca'
'Marginifera angusta is recombined as Glyptosteges angustus'
'Marginifera dugoutensis is recombined as Hystriculina dugoutensis'
'Marginifera meridionalis is recombined as Kutorginella meridionalis'
'Marginifera reticulata is recombined as Spyridiophora reticulata'
'Marginifera sublaevis is recombined as Anemonaria sublaevis'
'Marginifera whitei is recombined as Oncosarina whitei'
'Marginifera wordensis is recombined as Liosotella wordensis'
'Megousia auriculata belongs to Megousia' according to Muir-Wood and Cooper 1975
'Megousia definita belongs to Megousia'
'Megousia flexuosa belongs to Megousia'
'Megousia mucronata belongs to Megousia'
'Megousia umbonata belongs to Megousia'
'Mesolobus permianus belongs to Mesolobus'
'Micraphelia pumilis belongs to Micraphelia'
'Micraphelia subalata belongs to Micraphelia'
'Muirwoodia is a subjective synonym of Yakovlevia'
'Neochonetes liratus belongs to Neochonetes'
'Neochonetes parvus belongs to Neochonetes'
'Nudauris convexa belongs to Nudauris'
'Nudauris enigmatica belongs to Nudauris'
'Nudauris linospina belongs to Nudauris'
'Nudauris presplendens belongs to Nudauris'
'Nudauris reticulata belongs to Nudauris'
'Nudauris splendens belongs to Nudauris'
'Nudauris transversa belongs to Nudauris'
'Nudauris tribulosa belongs to Nudauris'
'Nudauris whitei belongs to Nudauris'
'Oncosarina rotunda belongs to Oncosarina'
'Oncosarina spinicostata belongs to Oncosarina'
'Overtonia plummeri belongs to Overtonia' according to King 1931
'Overtonia plummeri is recombined as Fimbrinia plummeri'
'Paucispinifera auriculata belongs to Paucispinifera' according to Muir-Wood and Cooper 1960
'Paucispinifera costellata belongs to Paucispinifera'
'Paucispinifera intermedia belongs to Paucispinifera'
'Paucispinifera magnispina belongs to Paucispinifera'
'Paucispinifera parasulcata belongs to Paucispinifera'
'Paucispinifera quadrata belongs to Paucispinifera'
'Paucispinifera rara belongs to Paucispinifera'
'Paucispinifera rectangulata belongs to Paucispinifera'
'Paucispinifera spinosa belongs to Paucispinifera'
'Paucispinifera sulcata belongs to Paucispinifera'
'Paucispinifera suspecta belongs to Paucispinifera'
'Paucispinifera transversa belongs to Paucispinifera'
'Paucispinifera tumida belongs to Paucispinifera'
'Peniculauris costata belongs to Peniculauris'
'Peniculauris imitata belongs to Peniculauris'
'Peniculauris mckeei belongs to Peniculauris' according to Muir-Wood and Cooper 1960
'Peniculauris mckeei is a subjective synonym of Peniculauris subcostata'
'Peniculauris peniculifera belongs to Peniculauris'
'Peniculauris transversa belongs to Peniculauris'
'Petasmatherus depressus belongs to Petasmatherus'
'Petasmatherus mundus belongs to Petasmatherus'
'Petasmatherus nitidus belongs to Petasmatherus'
'Petasmatherus pumilus belongs to Petasmatherus'
'Petasmatherus recticardinatus belongs to Petasmatherus'
'Planispina is a subjective synonym of Teguliferina'
'Planispina conida is recombined as Teguliferina conida'
'Pleurohorridonia elongata is recombined as Bathymyonia elongata'
'Polymorpharia polymorpha belongs to Polymorpharia'
'Productus (Dictyoclostus) bassi is recombined as Peniculauris bassi'
'Productus (Dictyoclostus) paraindicus is recombined as Rugatia paraindica'
'Productus boulei is recombined as Echinauris boulei'
'Productus capitanensis belongs to Productus' according to Girty 1909
'Productus capitanensis is recombined as Thamnosia capitanensis'
'Productus comancheanus belongs to Productus' according to Girty 1909
'Productus comancheanus is recombined as Paucispinifera comancheana'
'Productus dartoni is recombined as Kutorginella dartoni'
'Productus guadalupensis belongs to Productus' according to Girty 1909
'Productus guadalupensis is recombined as Paucispinifera guadalupensis'
'Productus hessensis belongs to Productus' according to King 1931
'Productus hessensis is recombined as Antiquatonia hessensis'
'Productus huecoensis is recombined as Reticulatia huecoensis'
'Productus indentatus is recombined as Paucispinifera indentata'
'Productus indentatus belongs to Productus' according to Girty 1909
'Productus ivesi belongs to Productus' according to Newberry 1861
'Productus ivesi is recombined as Peniculauris ivesi'
'Productus latidorsatus belongs to Productus' according to Girty 1909
'Productus latidorsatus is recombined as Paucispinifera latidorsata'
'Productus leonardensis is recombined as Institella leonardensis'
'Productus limbatus belongs to Productus' according to Girty 1909
'Productus limbatus is recombined as Craspedona limbata'
'Productus meekanus belongs to Productus' according to Girty 1909
'Productus meekanus is recombined as Grandaurispina meekana'
'Productus montpelierensis belongs to Productus' according to Girty 1910
'Productus montpelierensis is a subjective synonym of Bathymyonia nevadensis'
'Productus multistriatus is recombined as Yakovlevia multistriata'
'Productus nevadensis is recombined as Bathymyonia nevadensis'
'Productus occidentalis belongs to Productus' according to Newberry 1861
'Productus occidentalis is recombined as Rugatia occidentalis'
'Productus opimus is recombined as Liosotella opima'
'Productus opimus belongs to Productus' according to Girty 1909
'Productus peruvianus is recombined as Kochiproductus peruvianus'
'Productus pileolus is a nomen vanum'
'Productus pinniformis belongs to Productus' according to Girty 1909
'Productus pinniformis is recombined as Compressoproductus pinniformis'
'Productus popei is recombined as Liosotella popei'
'Productus rugatulus belongs to Productus' according to Girty 1909
'Productus rugatulus is recombined as Costispinifera rugatula'
'Productus schucherti is recombined as Xestosia schucherti'
'Productus signatus belongs to Productus' according to Girty 1909
'Productus signatus is recombined as Grandaurispina signata'
'Productus subhorridus is recombined as Echinauris subhorrida'
'Productus sullivanensis belongs to Productus' according to King 1931
'Productus sullivanensis is recombined as Kutorginella sullivanensis'
'Productus texanus belongs to Productus' according to Girty 1909
'Productus texanus is recombined as Liosotella texana'
'Productus waagenianus is recombined as Megousia waageniana'
'Productus walcottianus belongs to Productus' according to Girty 1909
'Productus walcottianus is recombined as Costispinifera walcottiana'
'Productus wolfcampensis is recombined as Dasysaria wolfcampensis'
'Prorichthofenia likharewi is a subjective synonym of Hercosia uddeni'
'Prorichthofenia teguliferoides is recombined as Acritosia teguliferoides'
'Psilonotus minimus is recombined as Elliottella minima'
'Psilonotus transversalis is recombined as Elliottella transversalis'
'Pugnax pusilla belongs to Pugnax' according to Giry 1909
'Quadrochonetes praecursor belongs to Quadrochonetes'
'Ramavectus diabloensis belongs to Ramavectus'
'Retaria umbonata belongs to Retaria' according to Muir-Wood and Cooper 1960
'Retaria umbonata is recombined as Kutorginella umbonata'
'Reticulatia robusta belongs to Reticulatia'
'Rhamnaria eximia belongs to Rhamnaria'
'Rhamnaria grandis belongs to Rhamnaria'
'Rhamnaria kingorum belongs to Rhamnaria'
'Rhamnaria rectangulata belongs to Rhamnaria'
'Rhamnaria shumardi belongs to Rhamnaria'
'Rhamnaria sulcata belongs to Rhamnaria'
'Rhamnaria tenuispinosa belongs to Rhamnaria'
'Rhamnaria vinnula belongs to Rhamnaria'
'Rhytisia rugosa belongs to Rhytisia'
'Richthofenia uddeni belongs to Richthofenia' according to Bose 1916
'Richthofenia uddeni is recombined as Hercosia uddeni'
'Rugaria crassa belongs to Rugaria'
'Rugatia convexa belongs to Rugatia'
'Rugatia mckeei belongs to Rugatia'
'Scacchinella americana belongs to Scacchinella'
'Scacchinella exasperata belongs to Scacchinella'
'Scacchinella primitiva belongs to Scacchinella'
'Scacchinella titan belongs to Scacchinella'
'Scacchinella triangulata belongs to Scacchinella'
'Scapharina levis belongs to Scapharina'
'Scapharina quadrata belongs to Scapharina'
'Scapharina rugosa belongs to Scapharina'
'Sestropoma cribriferum belongs to Sestropoma'
'Sestropoma mexicanum belongs to Sestropoma'
'Simplicarina incompta belongs to Simplicarina'
'Siphonosia alleni belongs to Siphonosia'
'Spinarella costellata belongs to Spinarella'
'Spinarella lobata belongs to Spinarella'
'Spinarella paulula belongs to Spinarella'
'Spinarella perfecta belongs to Spinarella'
'Spinifrons delicatula belongs to Spinifrons'
'Spinifrons magna belongs to Spinifrons'
'Spinifrons quadratus is corrected as Spinifrons quadrata and belongs to Spinifrons'
'Spuriosa circularis belongs to Spuriosa'
'Spyridiophora compacta belongs to Spyridiophora'
'Spyridiophora distincta belongs to Spyridiophora'
'Striatifera linoproductiformis belongs to Striatifera'
'Strophalosia hystricula belongs to Strophalosia' according to Girty 1909
'Strophalosia hystricula is recombined as Heteralosia hystricula'
'Strophalosia inexpectans belongs to Strophalosia'
'Sulcataria compacta belongs to Sulcataria'
'Sulcataria latisulcata belongs to Sulcataria'
'Taphrosestria expansa belongs to Taphrosestria'
'Taphrosestria peculiaris belongs to Taphrosestria'
'Teguliferina boesei belongs to Teguliferina'
'Teguliferina compacta belongs to Teguliferina'
'Teguliferina parva belongs to Teguliferina'
'Teguliferina solidispinosa belongs to Teguliferina'
'Thamnosia anterospinosa belongs to Thamnosia'
'Thamnosia phragmophora belongs to Thamnosia'
'Thamnosia silicica belongs to Thamnosia'
'Tschernyschewia americana belongs to Tschernyschewia'
'Tschernyschewia inexpectans belongs to Tschernyschewia'
'Undellaria magnifica belongs to Undellaria'
'Undulella guadalupensis belongs to Undulella'
'Undulella matutina belongs to Undulella'
'Waagenoconcha convexa belongs to Waagenoconcha'
'Waagenoconcha leonardensis belongs to Waagenoconcha'
'Waagenoconcha magnifica belongs to Waagenoconcha'
'Waagenoconcha platys belongs to Waagenoconcha'
'Waagenoconcha prophetica belongs to Waagenoconcha'
'Waagenoconcha sulcata belongs to Waagenoconcha'
'Xenosteges adherens belongs to Xenosteges'
'Xenosteges anomalus belongs to Xenosteges'
'Xenosteges magnus belongs to Xenosteges'
'Xenosteges quadratus belongs to Xenosteges'
'Xenosteges trivialis belongs to Xenosteges'
'Xenosteges umbonatus belongs to Xenosteges'
'Xestosia obsolescens belongs to Xestosia'
'Yakovlevia anterospinosa belongs to Yakovlevia'
'Yakovlevia costellata belongs to Yakovlevia'
'Yakovlevia hessorum belongs to Yakovlevia'
'Yakovlevia immatura belongs to Yakovlevia'
'Yakovlevia indentata belongs to Yakovlevia'
'Yakovlevia intermedia belongs to Yakovlevia'
'Yakovlevia sulcata belongs to Yakovlevia'