USNM:PAL
Isophragma ricevillense Cooper
USNM PAL110918A Bridge, Butts & Cooper
United States, Tennessee
USNM:PAL
Isophragma ponderosum Cooper
USNM PAL123262A Merriam
United States, Nevada
USNM:PAL
Plectambonites curdsvillensis Foerste
USNM PAL71536A C. Butts
United States, Alabama
USNM:PAL
Ingria cloudi Ulrich & Cooper
USNM PAL167196A Ross 1966-00-00
United States, Nevada
USNM:PAL
Taphrodonta parallela Cooper
USNM PAL117562I G. Cooper
United States, Nevada
USNM:PAL
Isophragma extensum Cooper
USNM PAL117375 Cooper & Cooper
United States, Alabama
USNM:PAL
Plectambonites pisum Ruedemann
USNM PAL71499A C. Butts
United States, Alabama
USNM:PAL
Isophragma ricevillense Cooper
USNM PAL110923D Bridge, Butts & Cooper
United States, Tennessee
USNM:PAL
Isophragma extensum Cooper
USNM PAL117376K G. Cooper
United States, Tennessee
USNM:PAL
Plectambonites curdsvillensis Foerste
USNM PAL71538B C. Butts
United States, Alabama
USNM:PAL
Plectambonites tennesseensis Foerste
USNM PAL86997
USNM:PAL
Ingria
USNM PAL167197C Ross 1966-00-00
United States, Nevada
USNM:PAL
Ingria cloudi Ulrich & Cooper
USNM PAL167195C Ross 1966-00-00
United States, Nevada
USNM:PAL
Plectambonites delicatula Butts
USNM PAL71500 C. Butts
United States, Alabama
USNM:PAL
Isophragma extensum Cooper
USNM PAL110908G R. Mesler
United States, Tennessee, Blount County
USNM:PAL
Isophragma extensum Cooper
USNM PAL110911A Bridge
United States, Tennessee
USNM:PAL
Ingria cloudi Ulrich & Cooper
USNM PAL95877F J. Mason
United States, Nevada
USNM:PAL
Plectambonites sericeus Sowerby
USNM PAL62279
USNM:PAL
Isophragma extensum Cooper
USNM PAL117376L G. Cooper
United States, Tennessee
USNM:PAL
Plectambonites pisum Ruedemann
USNM PAL71499B C. Butts
United States, Alabama
USNM:PAL
Isophragma biseptatum Cooper
USNM PAL110905A G. Cooper
United States, Virginia
USNM:PAL
Isophragma ricevillense Cooper
USNM PAL110923G Bridge, Butts & Cooper
United States, Tennessee