USNM:PAL
Eostrophonella eothen (Lamont)
USNM PAL220934 A. Boucot 1957-00-00
Wales
USNM:PAL
Rhenostrophia subarachnoidea (d'Archiac & De Verneuil)
USNM PAL220650 A. Boucot 1956-00-00
Germany
USNM:PAL
Strophonella (Strophonella) laxiplicata Foerste
USNM PAL86993
USNM:PAL
Protoleptostrophia Boucot
USNM PAL126133 A. Boucot 1949-07-14
United States, Maine, Somerset County
USNM:PAL
Strophonella punctulifera (Conrad)
USNM PAL126143 A. Boucot 1952-00-00
United States, Maine, Somerset County
USNM:PAL
Douvillina cayuta (Hall)
USNM PAL177097 Maryland Geological Survey
United States, Maryland, Garrett County
USNM:PAL
Leptostrophia perplana (Conrad)
USNM PAL59696
USNM:PAL
Strophonella leavenworthana Hall
USNM PAL56696
USNM:PAL
Strophoprion euglypha (Dalman)
USNM PAL220946 A. Boucot 1956-00-00
Sweden, Gotland
USNM:PAL
Douvillina parviuscula (Hall)
USNM PAL201054
United States, New Mexico
USNM:PAL
Strophodonta erratica Winchell
USNM PAL124309 Unknown
United States, Michigan, Emmet County
USNM:PAL
Cymostrophia stephani (Barrande)
USNM PAL220583 A. Boucot
Czechoslovakia
USNM:PAL
Strophonella prolongata Foerste
USNM PAL86972
USNM:PAL
Brachyprion (Protomegastrophia) Harper & Boucot
USNM PAL220661 A. Boucot 1956-00-00
Sweden, Gotland, Tofta Parish
USNM:PAL
Brachyprion (Protomegastrophia) profunda (Hall)
USNM PAL220694 A. Boucot 1956-00-00
Sweden, Gotland
USNM:PAL
Douvillina inaequistriata (Conrad)
USNM PAL188170 R. Ellison
United States, Pennsylvania
USNM:PAL
Leptostrophia sp b Boucot & Johnson
USNM PAL164776 R. Shagam 1962-00-00
Venezuela, Barinas, Pedraza District
USNM:PAL
Strophodonta extenuata extenuata Imbrie
USNM PAL124326
USNM:PAL
Leptodonta attenuata (Amsden)
USNM PAL363653
United States, Oklahoma, Pontotoc County
USNM:PAL
Protoleptostrophia perplana (Conrad)
USNM PAL220516
United States, New York
USNM:PAL
Strophodonta levidensa Imbrie
USNM PAL124240 Unknown
United States, Michigan, Charlevoix County
USNM:PAL
Strophodonta patersoni (Hall)
USNM PAL13805 C. Walcott
United States, Nevada, Eureka District
USNM:PAL
Protoleptostrophia lirella Imbrie
USNM PAL124361 G. Cooper
United States, Michigan, Alpena County
USNM:PAL
Douvillina contaderoensis (Hall)
USNM PAL200991B Bowsher & Cooper
United States, New Mexico
USNM:PAL
Strophoprion euglypha (Dalman)
USNM PAL220945
Great Britain
USNM:PAL
Douvillina arcuata (Hall)
USNM PAL220622
United States, Iowa
USNM:PAL
Strophonella punctulifera (Conrad)
USNM PAL156907 Murphy
United States, Nevada, Eureka County
USNM:PAL
Leptostrophia sp d Johnson
USNM PAL156983 Johnson
United States, Nevada, Eureka County
USNM:PAL
Strophodonta canace Hall & Whitfield
USNM PAL14010A A. Hague
United States, Nevada, White Pine District
USNM:PAL
Brachyprion robustum Twenhofel
USNM PAL491118
Canada, Newfoundland
USNM:PAL
Mesodouvillina (Protocymostrophia) Harper & Boucot
USNM PAL220574 A. Lilley 1960-00-00
New Zealand
USNM:PAL
Leptostrophia Boucot & Thompson
USNM PAL140076
USNM:PAL
Douvillina mucronata (Hall)
USNM PAL98034 C. Butts
United States, Virginia, Augusta County
USNM:PAL
Costistrophonella Harper & Boucot
USNM PAL220953 Beland
Canada, Quebec, Bonaventure County
USNM:PAL
Strophodonta demissa (Conrad)
USNM PAL220778 Cooper & Cloud
United States, Ohio
USNM:PAL
Douvillina arcuata (Hall)
USNM PAL642048
United States, Iowa
USNM:PAL
Leptostrophia (Rhytistrophia) beckii (Hall)
USNM PAL220478 G. Cooper
Canada, New Brunswick
USNM:PAL
Protoleptostrophia lirella Imbrie
USNM PAL124363 C. Rominger
United States, Michigan, Alpena County
USNM:PAL
Leptostrophia sp a Johnson
USNM PAL156975 Murphy Et Al
United States, Nevada, Eureka County
USNM:PAL
Brachyprion robustum Twenhofel
USNM PAL491108
Canada, Newfoundland
USNM:PAL
Strophonella prolongata Foerste
USNM PAL115344 A. Loeblich
United States, Oklahoma, Pontotoc County
USNM:PAL
Strophodonta heteromys Imbrie
USNM PAL124247 Cooper & Cloud
United States, Michigan, Charlevoix County
USNM:PAL
Mesodouvillina costatuloides Johnson et al.
USNM PAL171337 M. Murphy 1966-00-00
United States, Nevada, Eureka County
USNM:PAL
Douvillina parviuscula (Hall)
USNM PAL201057C F. Stevenson
United States, New Mexico
USNM:PAL
Protoleptostrophia concinna (Morris & Sharpe)
USNM PAL209047
Bolivia
USNM:PAL
Rhenostrophia subarachnoidea (d'Archiac & De Verneuil)
USNM PAL220654 A. Boucot 1956-00-00
Germany
USNM:PAL
Douvillina inaequistriata immatura Ellison
USNM PAL173996 Ellison
United States, Pennsylvania, Perry County
USNM:PAL
Leptodonta attenuata (Amsden)
USNM PAL115376
USNM:PAL
Leptostrophia (Leptostrophiella) Harper & Boucot
USNM PAL220481
Sweden, Gotland
USNM:PAL
Megastrophia (Megastrophia) concava (Hall)
USNM PAL124365 Cooper & Cloud
United States, Michigan, Alpena County
USNM:PAL
Costistrophonella Harper & Boucot
USNM PAL220951 Beland 1959-00-00
Canada, Quebec, Bonaventure County
USNM:PAL
Megastrophia (Megastrophiella) iddingsi (Merriam)
USNM PAL156958 Johnson
United States, Nevada, Eureka County
USNM:PAL
Cymostrophia (Idioglyptus) Amsden
USNM PAL158745 Weller
United States, Arkansas, Searcy County
USNM:PAL
Leptostrophia Boucot & Thompson
USNM PAL140073
USNM:PAL
Douvillina minuta Cooper & Dutro
USNM PAL201076 Bowsher & Allen
United States, New Mexico
USNM:PAL
Strophodonta proteus Imbrie
USNM PAL124369 Cooper & Cooper
United States, Michigan, Alpena County
USNM:PAL
Brachyprion shaleri Williams
USNM PAL58952
USNM:PAL
Cymostrophia costulata (Barrande)
USNM PAL116555
USNM:PAL
Glossostrophia caudata (Schnur)
USNM PAL116391B
Germany
USNM:PAL
Douvillina minuta Cooper & Dutro
USNM PAL201075
United States, New Mexico
USNM:PAL
Leptostrophia (Leptostrophia) magnifica (Hall)
USNM PAL126123 A. Boucot 1949-07-14
United States, Maine, Somerset County
USNM:PAL
Strophodonta fissicosta Winchell
USNM PAL124277 Unknown
United States, Michigan, Emmet County
USNM:PAL
Brachyprion (Eomegastrophia) geniculata (Waite)
USNM PAL220688
United States, Utah
USNM:PAL
Douvillina cayuta (Hall)
USNM PAL177099 Maryland Geological Survey
United States, Maryland, Garrett County
USNM:PAL
Strophonella (Amphistrophia) patenta Hall
USNM PAL88527
USNM:PAL
Douvillina cayuta (Hall)
USNM PAL177102 Maryland Geological Survey
United States, Maryland, Garrett County
USNM:PAL
Brachyprion (Eomegastrophia) geniculata (Waite)
USNM PAL220685
United States, Utah
USNM:PAL
Strophodonta demissa (Conrad)
USNM PAL220773
United States, Indiana
USNM:PAL
Mesodouvillina varistriata (Conrad)
USNM PAL156930 Murphy Et Al
United States, Nevada, Eureka County
USNM:PAL
Protoleptostrophia lirella Imbrie
USNM PAL124384 Unknown
United States, Michigan, Alpena County
USNM:PAL
Strophodonta leptoidema Imbrie
USNM PAL124342 Unknown
United States, Michigan, Alpena County
USNM:PAL
Douvillina arcuata (Hall)
USNM PAL220625
United States, Iowa
USNM:PAL
Leptostrophia perplana (Conrad)
USNM PAL59694
USNM:PAL
Leptostrophia Boucot
USNM PAL126675 R. Finks
United States, New York, Orange County
USNM:PAL
Strophodonta demissa var. new (Conrad)
USNM PAL380716 H. Williams
United States, Indiana, Clark County
USNM:PAL
Brachyprion corrugata (Conrad)
USNM PAL97652B Butts Et Al
United States, Tennessee
USNM:PAL
Strophodonta extenuata rockportensis Imbrie
USNM PAL124327
USNM:PAL
Leptostrophia Boucot & Thompson
USNM PAL140061
USNM:PAL
Strophonella alterniradiata Amsden
USNM PAL115339 T. Amsden
United States, Oklahoma, Pontotoc County
USNM:PAL
Douvillina contaderoensis (Hall)
USNM PAL200970 F. Stevenson
United States, New Mexico
USNM:PAL
Leptostrophia becki tennesseensis Dunbar
USNM PAL159538
United States, Nevada
USNM:PAL
Strophodonta demissa (Conrad)
USNM PAL220782
United States, Ohio
USNM:PAL
Leptostrophia (Leptostrophiella) shirleyi (Allan)
USNM PAL220465 Lilley 1960-00-00
New Zealand
USNM:PAL
Strophodonta rhabdosis Imbrie
USNM PAL124246 Cooper & Cloud
United States, Michigan, Charlevoix County
USNM:PAL
Brachyprion filosa Sowerby
USNM PAL62927
USNM:PAL
Brachyprion attenuata Amsden
USNM PAL164804 R. Shagam 1962-00-00
Venezuela, Merida, Libertador District
USNM:PAL
Eostrophonella eothen (Lamont)
USNM PAL220932 A. Boucot 1957-00-00
Wales
USNM:PAL
Douvillina cayuta var. graciliora Clarke & Swartz
USNM PAL177113 Maryland Geological Survey
United States, Maryland, Garrett County
USNM:PAL
Megastrophia transitans Johnson
USNM PAL156954 Murphy
United States, Nevada, Eureka County
USNM:PAL
Strophodonta demissa (Conrad)
USNM PAL17917
USNM:PAL
Douvillina bellistriata Cooper & Cloud
USNM PAL95170D Cooper & Cloud
United States, Illinois, Calhoun County
USNM:PAL
Mesodouvillina (Protocymostrophia) Harper & Boucot
USNM PAL220578 A. Boucot
Poland
USNM:PAL
Costistrophonella lineolata (Dunbar)
USNM PAL642050A
United States, Tennessee
USNM:PAL
Brachyprion (Eomegastrophia) geniculata (Waite)
USNM PAL220692
United States, Utah
USNM:PAL
Brachyprion attenuata Amsden
USNM PAL164808 R. Shagam 1962-00-00
Venezuela, Merida, Libertador District
USNM:PAL
Leptostrophia (Leptostrophiella) shirleyi (Allan)
USNM PAL220467 Lilley 1960-00-00
New Zealand
USNM:PAL
Douvillina cayuta (Hall)
USNM PAL177103 Maryland Geological Survey
United States, Maryland, Garrett County
USNM:PAL
Leptodonta clausa (Paeckelmann & Sieverts)
USNM PAL220711
Turkey
USNM:PAL
Strophonella (Quasistrophonella) bohemica (Barrande)
USNM PAL156903
USNM:PAL
Brachyprion shaleri Williams
USNM PAL58950