USNM:PAL
Cloudothyris postovalis Boucot & Johnson
USNM PAL147298
USNM:PAL
Rensselaeria keyserensis Swartz
USNM PAL177451 Maryland Geological Survey
United States, Maryland, Allegany County
USNM:PAL
Amphigenia parva Clarke
USNM PAL127389 A. Boucot 1949-07-19
United States, Maine, Somerset County
USNM:PAL
Amphigenia parva Clarke
USNM PAL126603 A. Boucot 1949-07-19
United States, Maine, Somerset County
USNM:PAL
Amphigenia elongata (Vanuxem)
USNM PAL126717D R. Finks
United States, New York, Orange County
USNM:PAL
Amphigenia parva Clarke
USNM PAL125999 A. Boucot 1948-07-20
United States, Maine, Somerset County
USNM:PAL
Oriskania Johnson
USNM PAL188586 Flory, Matti & Murphy
United States, Nevada
USNM:PAL
Rensselaeria ovoides gaspensis Clarke
USNM PAL56786
USNM:PAL
Beachia thunii (Clarke)
USNM PAL126204 A. Boucot
United States, Maine, Piscataquis County
USNM:PAL
Proboscidina arcei (Ulrich)
USNM PAL209041
Bolivia
USNM:PAL
Amphigenia parva Clarke
USNM PAL126188 A. Boucot 1949-07-19
United States, Maine, Somerset County
USNM:PAL
Beachia thunii (Clarke)
USNM PAL126610 A. Boucot 1949-07-14
United States, Maine, Somerset County
USNM:PAL
Proboscidina arcei (Ulrich)
USNM PAL209032
Bolivia
USNM:PAL
Rensselaeria Johnson
USNM PAL157315 Murphy & Boucot
United States, Nevada, Eureka County
USNM:PAL
Amphigenia chickasawensis Boucot
USNM PAL123380 Unknown
United States, Mississippi, Chickasaw County
USNM:PAL
Beachia thunii (Clarke)
USNM PAL126627 A. Boucot 1949-08-19
United States, Maine, Somerset County
USNM:PAL
Cloudothyris postovalis Boucot & Johnson
USNM PAL126635 Bridge & Cloud 1941-09-28
United States, Maine, Somerset County