USNM:PAL
Mesodouvillina (Mesodouviella) invasor (Johnson)
USNM PAL156938
USNM:PAL
Strophodonta paula Imbrie
USNM PAL124368 Cooper & Cooper
United States, Michigan, Alpena County
USNM:PAL
Eostrophonella eothen (Lamont)
USNM PAL220931 A. Boucot 1957-00-00
Wales
USNM:PAL
Megastrophia (Megastrophiella) iddingsi (Merriam)
USNM PAL156960 Murphy
United States, Nevada, Eureka County
USNM:PAL
Mesodouvillina (Mesodouviella) invasor (Johnson)
USNM PAL156942
USNM:PAL
Leptostrophia inequicostella Johnson
USNM PAL156978 Johnson Et Al
United States, Nevada, Eureka County
USNM:PAL
Strophonella (Strophonella) laxiplicata Foerste
USNM PAL115371 A. Loeblich
United States, Oklahoma, Pontotoc County
USNM:PAL
Strophodonta pentagonia Imbrie
USNM PAL124286 G. Cooper
United States, Michigan, Emmet County
USNM:PAL
Douvillina bellistriata Cooper & Cloud
USNM PAL95170C Cooper & Cloud
United States, Illinois, Calhoun County
USNM:PAL
Protoleptostrophia blainvillei (Billings)
USNM PAL126136 A. Boucot 1948-06-20
United States, Maine, Somerset County
USNM:PAL
Mesodouvillina varistriata (Conrad)
USNM PAL156931 Johnson Et Al
United States, Nevada, Eureka County
USNM:PAL
Glossostrophia caudata (Schnur)
USNM PAL116391A
Germany
USNM:PAL
Mesodouvillina (Protocymostrophia) Harper & Boucot
USNM PAL220581 A. Boucot
Poland
USNM:PAL
Rhenostrophia subarachnoidea (d'Archiac & De Verneuil)
USNM PAL220657
Germany
USNM:PAL
Strophonella undaplicata Swartz
USNM PAL176972 Maryland Geological Survey
United States, West Virginia, Mineral County
USNM:PAL
Leptostrophia perplana var. nervosa (Hall)
USNM PAL177094 Maryland Geological Survey
United States, Maryland, Garrett County
USNM:PAL
Leptostrophia sp b Boucot & Johnson
USNM PAL164772 R. Shagam 1962-00-00
Venezuela, Barinas, Pedraza District
USNM:PAL
Eostrophonella eothen (Lamont)
USNM PAL220933 A. Boucot 1957-00-00
Wales
USNM:PAL
Strophodonta umbonata Cooper & Dutro
USNM PAL201083 C. Branson
United States, New Mexico
USNM:PAL
Megastrophia transitans Johnson
USNM PAL156955 Murphy
United States, Nevada, Eureka County
USNM:PAL
Douvillina dutertrii (Murchison)
USNM PAL220632
USNM:PAL
Protoleptostrophia perplana (Conrad)
USNM PAL220514 G. Cooper
United States, New York
USNM:PAL
Douvillina arcuata (Hall)
USNM PAL177470 Maryland Geological Survey
United States, Maryland, Garrett County
USNM:PAL
Strophodonta sp b Imbrie
USNM PAL124364 Amsden & Cloud
United States, Michigan, Alpena County
USNM:PAL
Strophodonta demissa (Conrad)
USNM PAL220787
USNM:PAL
Douvillina dutertrii (Murchison)
USNM PAL220630
USNM:PAL
Leptostrophia sp d Johnson
USNM PAL156973 A. Boucot
United States, Nevada, Eureka County
USNM:PAL
Strophonella (Amphistrophia) continens equalis Clarke
USNM PAL56699
USNM:PAL
Strophonella punctulifera (Conrad)
USNM PAL236782
United States, Nevada
USNM:PAL
Brachyprion (Brachyprion) mirabilis Johnson
USNM PAL15624
USNM:PAL
Strophonella (Quasistrophonella) bohemica (Barrande)
USNM PAL156902 Kay & Boucot
United States, Nevada, Nye County
USNM:PAL
Mesodouvillina (Mesodouviella) invasor (Johnson)
USNM PAL156939
USNM:PAL
Brachyprion (Protomegastrophia) Harper & Boucot
USNM PAL220660 A. Boucot 1956-00-00
Sweden, Gotland, Tofta Parish
USNM:PAL
Douvillina cayuta (Hall)
USNM PAL177104 Maryland Geological Survey
United States, Maryland, Garrett County
USNM:PAL
Brachyprion (Brachyprion) mirabilis Johnson
USNM PAL156921 Johnson Et Al
United States, Nevada, Eureka County
USNM:PAL
Strophodonta luxor Johnson
USNM PAL390120 TA II420
United States, Nevada
USNM:PAL
Cymbistropheodonta cymbiformis (Swallow)
USNM PAL220792
Canada, Ontario
USNM:PAL
Costistrophonella ampla (Hall)
USNM PAL220958 Southard 1962-00-00
United States, New York
USNM:PAL
Rhenostrophia subarachnoidea (d'Archiac & De Verneuil)
USNM PAL220652 A. Boucot 1956-00-00
Germany
USNM:PAL
Strophodonta demissa (Conrad)
USNM PAL220771
United States, Indiana
USNM:PAL
Douvillina minuta Cooper & Dutro
USNM PAL201056
United States, New Mexico, Otero County
USNM:PAL
Leptostrophia Boucot & Thompson
USNM PAL140064
USNM:PAL
Leptostrophia (Rhytistrophia) beckii (Hall)
USNM PAL220493 Southard 1959-00-00
United States, New York, Orange County
USNM:PAL
Leptostrophia sp a Boucot & Johnson
USNM PAL164768 R. Shagam 1963-00-00
Venezuela, Barinas, Pedraza District
USNM:PAL
Megastrophia Imbrie
USNM PAL124297 Unknown
United States, Michigan, Presque Isle County
USNM:PAL
Strophodonta demissa (Conrad)
USNM PAL220781
United States, Ohio
USNM:PAL
Brachyprion attenuata Amsden
USNM PAL115377 A. Loeblich
United States, Oklahoma, Pontotoc County
USNM:PAL
Brachyprion attenuata Amsden
USNM PAL115378 A. Loeblich
United States, Oklahoma, Pontotoc County
USNM:PAL
Brachyprion (Protomegastrophia) Harper & Boucot
USNM PAL220668 A. Boucot 1956-00-00
Sweden, Gotland, Tofta Parish
USNM:PAL
Douvillina mucronata (Hall)
USNM PAL98033 Butts & Edmundson
United States, West Virginia
USNM:PAL
Strophodonta inaequiradiata (Hall)
USNM PAL13804 C. Walcott
United States, Nevada, Eureka District
USNM:PAL
Brachyprion attenuata Amsden
USNM PAL164805 R. Shagam 1962-00-00
Venezuela, Merida, Libertador District
USNM:PAL
Leptostrophia sp d Johnson
USNM PAL156972 A. Boucot
United States, Nevada, Eureka County
USNM:PAL
Protoleptostrophia blainvillei (Billings)
USNM PAL127384
United States, Maine, Somerset County
USNM:PAL
Mesodouvillina varistriata (Conrad)
USNM PAL156934 Johnson Et Al
United States, Nevada, Eureka County
USNM:PAL
Strophonella prolongata Foerste
USNM PAL115342
USNM:PAL
Mesodouvillina varistriata (Conrad)
USNM PAL156932 Johnson Et Al
United States, Nevada, Eureka County
USNM:PAL
Leptostrophia inequicostella Johnson
USNM PAL156982 Johnson Et Al
United States, Nevada, Eureka County
USNM:PAL
Douvillina distans Imbrie
USNM PAL124348 G. Cooper
United States, Michigan, Alpena County
USNM:PAL
Leptostrophia acutiradiata Williams
USNM PAL324253
USNM:PAL
Megastrophia (Megastrophia) proxicostellata Fagerstrom
USNM MO222617
Canada, Ontario, Bruce County
USNM:PAL
Strophodonta luxor Johnson
USNM PAL390117 SSN-1-471
United States, Nevada
USNM:PAL
Strophonella punctulifera (Conrad)
USNM PAL56701
USNM:PAL
Douvillina contaderoensis (Hall)
USNM PAL200971 F. Stevenson
United States, New Mexico
USNM:PAL
Strophodonta demissa (Conrad)
USNM PAL13799 C. Walcott
United States, Nevada, Eureka District
USNM:PAL
Brachyprion attenuata Amsden
USNM PAL164801 H. Arnold
Venezuela, Merida, Libertador District
USNM:PAL
Douvillina cayuta (Hall)
USNM PAL177098 Maryland Geological Survey
United States, Maryland, Garrett County
USNM:PAL
Leptostrophia (Leptostrophiella) Harper & Boucot
USNM PAL220480
Sweden, Gotland
USNM:PAL
Strophodonta demissa (Conrad)
USNM PAL220777 Cooper & Allen
United States, Ohio
USNM:PAL
Strophodonta erratica Winchell
USNM PAL124376 Unknown
United States, Michigan, Emmet County
USNM:PAL
Megastrophia (Megastrophiella) iddingsi (Merriam)
USNM PAL156963 Johnson
United States, Nevada, Eureka County
USNM:PAL
Strophodonta Harper & Boucot
USNM PAL220766 Cooper & Cloud
United States, Michigan, Alpena County
USNM:PAL
Leptostrophia perplana var. nervosa (Hall)
USNM PAL177095 Maryland Geological Survey
United States, Maryland, Garrett County
USNM:PAL
Strophonella semifasciata brownsportensis Foerste
USNM PAL86974
USNM:PAL
Brachyprion (Brachyprion) mirabilis Johnson
USNM PAL156924 Johnson Et Al
United States, Nevada, Eureka County
USNM:PAL
Strophonella loeblichi Amsden
USNM PAL115391 A. Loeblich
United States, Oklahoma, Pontotoc County
USNM:PAL
Brachyprion (Brachyprion) mirabilis Johnson
USNM PAL156923 Johnson Et Al
United States, Nevada, Eureka County
USNM:PAL
Brachyprion corrugata (Conrad)
USNM PAL97652A Butts Et Al
United States, Tennessee
USNM:PAL
Strophodonta luxor Johnson
USNM PAL390113 SSN-1-471
United States, Nevada
USNM:PAL
Leptostrophia (Leptostrophia) magnifica (Hall)
USNM PAL126121 A. Boucot 1949-08-27
United States, Maine, Somerset County
USNM:PAL
Strophodonta extenuata ferronensis Imbrie
USNM PAL124333
USNM:PAL
Brachyprion robustum Twenhofel
USNM PAL491112
Canada, Newfoundland
USNM:PAL
Mesodouvillina Harper & Boucot
USNM PAL220561 A. Boucot 1960-00-00
Turkey
USNM:PAL
Brachyprion (Protomegastrophia) profunda (Hall)
USNM PAL220682 Bode 1966-00-00
United States, Wisconsin
USNM:PAL
Planodouvillina cortezi Harper & Boucot
USNM PAL156947
USNM:PAL
Megastrophia multicosta Mitchell
USNM PAL249381C
United States, Ohio, Lucas County
USNM:PAL
Strophonella ganti Foerste
USNM PAL86991
USNM:PAL
Rhenostrophia subarachnoidea (d'Archiac & De Verneuil)
USNM PAL220659
Germany
USNM:PAL
Leptodonta clausa (Paeckelmann & Sieverts)
USNM PAL220718
Turkey
USNM:PAL
Strophodonta striata Hall
USNM PAL51335
USNM:PAL
Leptostrophia Boucot
USNM PAL126676 R. Finks
United States, New York, Orange County
USNM:PAL
Strophonella prolongata Foerste
USNM PAL115343 A. Loeblich
United States, Oklahoma, Pontotoc County
USNM:PAL
Douvillina inaequistriata (Conrad)
USNM PAL173994 Ellison
United States, Pennsylvania, Perry County
USNM:PAL
Douvillina bellistriata Cooper & Cloud
USNM PAL95170B Cooper & Cloud
United States, Illinois, Calhoun County
USNM:PAL
Strophoprion euglypha (Dalman)
USNM PAL220941 A. Boucot 1956-00-00
Sweden, Gotland
USNM:PAL
Mesodouvillina varistriata (Conrad)
USNM PAL156935 Johnson Et Al
United States, Nevada, Eureka County
USNM:PAL
Maoristrophia neozelanica Allan
USNM PAL153136
USNM:PAL
Mesodouvillina (Protocymostrophia) Harper & Boucot
USNM PAL220572 A. Lilley 1960-00-00
New Zealand
USNM:PAL
Leptostrophia (Leptostrophiella) shirleyi (Allan)
USNM PAL220469 Lilley 1960-00-00
New Zealand
USNM:PAL
Strophodonta luxor Johnson
USNM PAL390114 SSN-1-471
United States, Nevada