USNM:PAL
Amphistrophia (Amphistrophia) Harper & Boucot
USNM PAL220876 A. Boucot 1957-00-00
Wales, Llandovery District
USNM:PAL
Amphistrophia sp c Boucot & Johnson
USNM PAL164792 R. Shagam 1963-00-00
Venezuela, Barinas, Pedraza District
USNM:PAL
Amphistrophia (Amphistrophia) Harper & Boucot
USNM PAL220871 A. Boucot 1957-00-00
Wales, Llandovery District
USNM:PAL
Devonamphistrophia alveata (Hall)
USNM PAL220888 Southard
United States, New York
USNM:PAL
Amphistrophia sp b Boucot & Johnson
USNM PAL164785 R. Shagam 1962-00-00
Venezuela, Barinas, Pedraza District
USNM:PAL
Amphistrophia (Amphistrophia) Harper & Boucot
USNM PAL220869 A. Boucot 1957-00-00
Wales, Llandovery District
USNM:PAL
Amphistrophiella (Amphistrophiella) funiculata (M'Coy)
USNM PAL220881
England
USNM:PAL
Amphistrophiella (Amsdenostrophiella) Harper & Boucot
USNM PAL220866 Mencher 1962-00-00
United States, Maine
USNM:PAL
Devonamphistrophia alveata (Hall)
USNM PAL220862 Southard 1962-00-00
United States, New York
USNM:PAL
Amphistrophia sp b Boucot & Johnson
USNM PAL164787 H. Arnold
Venezuela, Barinas, Pedraza District
USNM:PAL
Amphistrophiella (Amsdenostrophiella) Harper & Boucot
USNM PAL220900 Murray 1959-00-00
Mexico, Tamaulipas
USNM:PAL
Devonamphistrophia alveata (Hall)
USNM PAL220861 Southard 1962-00-00
United States, New York
USNM:PAL
Amphistrophia (Amphistrophia) striata (Hall)
USNM PAL220878 Boucot & Summerson 1963-00-00
United States, Ohio, Adams County
USNM:PAL
Amphistrophia (Amphistrophia) striata (Hall)
USNM PAL220879 MacFarlan
United States, Kentucky
USNM:PAL
Devonamphistrophia alveata (Hall)
USNM PAL220851 Southard 1962-00-00
United States, New York
USNM:PAL
Amphistrophia (Amphistrophia) Harper & Boucot
USNM PAL220868 A. Boucot 1957-00-00
Wales, Llandovery District
USNM:PAL
Devonamphistrophia alveata (Hall)
USNM PAL220858 Southard 1962-00-00
United States, New York
USNM:PAL
Amphistrophiella (Amphistrophiella) funiculata (M'Coy)
USNM PAL220883 A. Boucot 1956-00-00
Sweden, Gotland, Bal Parish
USNM:PAL
Devonamphistrophia alveata (Hall)
USNM PAL220857 Southard 1962-00-00
United States, New York
USNM:PAL
Amphistrophiella (Amsdenostrophiella) Harper & Boucot
USNM PAL220896 Murray 1959-00-00
Mexico, Tamaulipas
USNM:PAL
Amphistrophia sp c Boucot & Johnson
USNM PAL164796 R. Shagam 1963-00-00
Venezuela, Barinas, Pedraza District
USNM:PAL
Amphistrophiella (Amsdenostrophiella) Harper & Boucot
USNM PAL220891 Mencher
United States, Maine
USNM:PAL
Amphistrophiella (Amsdenostrophiella) prolongata (Foerste)
USNM PAL220895 Amsden 1960-00-00
United States, Oklahoma, Pontotoc County
USNM:PAL
Amphistrophia (Amphistrophia) Harper & Boucot
USNM PAL220873 A. Boucot 1957-00-00
Wales, Llandovery District
USNM:PAL
Amphistrophia (Amphistrophia) Boucot & Johnson
USNM PAL164782 H. Arnold
Venezuela, Barinas, Pedraza District
USNM:PAL
Amphistrophia sp b Boucot & Johnson
USNM PAL164784 R. Shagam 1962-00-00
Venezuela, Barinas, Pedraza District
USNM:PAL
Amphistrophiella (Amsdenostrophiella) Harper & Boucot
USNM PAL220898 Murray
Mexico, Tamaulipas
USNM:PAL
Amphistrophia (Amphistrophia) Harper & Boucot
USNM PAL220875 A. Boucot 1957-00-00
Wales, Llandovery District
USNM:PAL
Amphistrophia funiculata (M'Coy)
USNM PAL164789 R. Shagam 1962-00-00
Venezuela, Merida, Libertador District
USNM:PAL
Devonamphistrophia alveata (Hall)
USNM PAL220856 Southard 1962-00-00
United States, New York
USNM:PAL
Amphistrophiella (Amphistrophiella) funiculata (M'Coy)
USNM PAL220886
Sweden, Gotland
USNM:PAL
Devonamphistrophia alveata (Hall)
USNM PAL220859 Southard 1962-00-00
United States, New York
USNM:PAL
Devonamphistrophia alveata (Hall)
USNM PAL220889 Southard
United States, New York
USNM:PAL
Devonamphistrophia alveata (Hall)
USNM PAL220855 Southard 1962-00-00
United States, New York
USNM:PAL
Amphistrophia (Amphistrophia) striata (Hall)
USNM PAL220867
United States, Indiana, Decatur County
USNM:PAL
Amphistrophia (Amphistrophia) Boucot & Johnson
USNM PAL164797 W. Smith 1961-00-00
Venezuela, Merida, Libertador District
USNM:PAL
Amphistrophiella (Amsdenostrophiella) prolongata (Foerste)
USNM PAL220893 Amsden 1960-00-00
United States, Oklahoma, Pontotoc County
USNM:PAL
Amphistrophia funiculata (M'Coy)
USNM PAL164791 W. Smith 1961-00-00
Venezuela, Merida, Libertador District
USNM:PAL
Amphistrophia sp b Boucot & Johnson
USNM PAL164786 H. Arnold
Venezuela, Barinas, Pedraza District
USNM:PAL
Amphistrophiella (Amphistrophiella) funiculata (M'Coy)
USNM PAL220880
England
USNM:PAL
Amphistrophiella (Amphistrophiella) funiculata (M'Coy)
USNM PAL220882 A. Boucot 1956-00-00
Sweden, Gotland, Vallstena Parish
USNM:PAL
Amphistrophia sp b Boucot & Johnson
USNM PAL164788 H. Arnold
Venezuela, Barinas, Pedraza District
USNM:PAL
Amphistrophiella (Amphistrophiella) funiculata (M'Coy)
USNM PAL220887
Sweden, Gotland
USNM:PAL
Amphistrophia (Amphistrophia) Harper & Boucot
USNM PAL220874 A. Boucot 1957-00-00
Wales, Llandovery District
USNM:PAL
Amphistrophiella (Amsdenostrophiella) Harper & Boucot
USNM PAL220864 Lajoie 1962-00-00
Canada, Quebec, Rimouski County
USNM:PAL
Amphistrophia (Amphistrophia) striata (Hall)
USNM PAL220877 Boucot & Summerson 1963-00-00
United States, Ohio, Adams County
USNM:PAL
Amphistrophia funiculata (M'Coy)
USNM PAL164790 R. Shagam 1962-00-00
Venezuela, Merida, Libertador District
USNM:PAL
Amphistrophia sp c Boucot & Johnson
USNM PAL164794 W. Smith 1961-00-00
Venezuela, Barinas, Pedraza District
USNM:PAL
Amphistrophia sp c Boucot & Johnson
USNM PAL164795 W. Smith 1961-00-00
Venezuela, Barinas, Pedraza District
USNM:PAL
Amphistrophiella (Amsdenostrophiella) prolongata (Foerste)
USNM PAL220892 Amsden 1960-00-00
United States, Oklahoma, Pontotoc County
USNM:PAL
Devonamphistrophia alveata (Hall)
USNM PAL220853 Southard 1962-00-00
United States, New York
USNM:PAL
Amphistrophiella (Amphistrophiella) funiculata (M'Coy)
USNM PAL220885
Sweden, Gotland
USNM:PAL
Devonamphistrophia alveata (Hall)
USNM PAL220854 Southard 1962-00-00
United States, New York
USNM:PAL
Amphistrophiella (Amphistrophiella) funiculata (M'Coy)
USNM PAL220884 A. Boucot 1956-00-00
Sweden, Gotland, Vallstena Parish
USNM:PAL
Amphistrophiella (Amsdenostrophiella) prolongata (Foerste)
USNM PAL220894 Amsden 1960-00-00
United States, Oklahoma, Pontotoc County
USNM:PAL
Devonamphistrophia alveata (Hall)
USNM PAL220860 Southard 1962-00-00
United States, New York
USNM:PAL
Amphistrophia sp c Boucot & Johnson
USNM PAL164793 W. Smith 1961-00-00
Venezuela, Barinas, Pedraza District
USNM:PAL
Amphistrophia (Amphistrophia) Boucot & Johnson
USNM PAL164783 H. Arnold
Venezuela, Barinas, Pedraza District
USNM:PAL
Amphistrophia (Amphistrophia) Harper & Boucot
USNM PAL220872 A. Boucot 1957-00-00
Wales, Llandovery District