USNM:PAL
Platyceras marylandicum Clarke & Swartz
USNM PAL177556 Maryland Geological Survey
United States, Maryland, Allegany County
USNM:PAL
Platyceras rectum Hall
USNM PAL51273
USNM:PAL
Platyceras paucispirale Prouty
USNM PAL166930 Maryland Geological Survey
United States, Maryland
USNM:PAL
Platyceras (Orthonychia) tortuosum Hall
USNM PAL178505
USNM:PAL
Platyceras depressum Ulrich & Scofield
USNM PAL312523
USNM:PAL
Platyceras willisi Walcott
USNM PAL57784
USNM:PAL
Platyceras (Orthonychia) variabilis Tyler
USNM PAL144470
United States, Michigan, Alpena County
USNM:PAL
Platyceras psittaciforme Branisa
USNM PAL373978
Bolivia, La Paz Dept, Aroma Prov
USNM:PAL
Platyceras (Orthonychia) bowsheri var. 3 Yochelson
USNM PAL119214D
USNM:PAL
Platyceras (Orthonychia) bowsheri var. 1 Yochelson
USNM PAL119213A
USNM:PAL
Platyceras (Platyostoma) cornutum (Hisinger)
USNM PAL192117
Canada, Nova Scotia
USNM:PAL
Platyceras (Orthonychia) Yochelson
USNM PAL119210A
USNM:PAL
Platyceras gracile Ohern
USNM PAL166893
USNM:PAL
Platyceras oxynotum Girty
USNM PAL143407
USNM:PAL
Platyceras (Orthonychia) bowsheri var. 3 Yochelson
USNM PAL119214C
USNM:PAL
Platyceras nebrascensis Meek
USNM PAL66753
USNM:PAL
Platyceras (Platyostoma) euomphaloides Hall
USNM PAL174263 R. Ellison
United States, Pennsylvania, Perry County
USNM:PAL
Platyceras angulatum (Hall)
USNM PAL87126
USNM:PAL
Platyceras (Orthonychia) Jeffery Et Al
USNM PAL463890
United States, Arkansas
USNM:PAL
Platyceras subfalcatum Ohern
USNM PAL166905 Maryland Geological Survey
United States, Maryland
USNM:PAL
Platyceras thetiforme Walcott
USNM PAL13924
USNM:PAL
Platyceras subelegans Girty
USNM PAL161315 Ulrich, Shaler & Smith
United States, Oklahoma, Cherokee County
USNM:PAL
Platyceras (Diaphorostoma) cornutum Hisinger
USNM PAL62339
USNM:PAL
Platyceras angulare Rowe
USNM PAL166919
USNM:PAL
Platyceras (Orthonychia) bowsheri var. 1 Yochelson
USNM PAL119213I
USNM:PAL
Platyceras gracile Ohern
USNM PAL178509
USNM:PAL
Platyceras (Diaphorostoma) cornutum Hisinger
USNM PAL62336
USNM:PAL
Platyceras blatchleyi Kindle
USNM PAL62202
USNM:PAL
Platyceras trilobatum (Hall)
USNM PAL97731
USNM:PAL
Platyceras gebhardi Conrad
USNM PAL97732
USNM:PAL
Platyceras wisconsinense Ulrich & Scofield
USNM PAL45955
USNM:PAL
Platyceras (Orthonychia) sp 2 Yochelson
USNM PAL119217
USNM:PAL
Platyceras piso Walcott
USNM PAL14406
USNM:PAL
Platyceras compressum Nettelroth
USNM PAL51270
USNM:PAL
Platyceras (Orthonychia) hebes var. beta Williams & Breger
USNM PAL59839
USNM:PAL
Platyceras gracile Ohern
USNM PAL178509 Maryland Geological Survey
United States, Maryland, Allegany County
USNM:PAL
USNM PAL257587
United States, Alaska
USNM:PAL
Platyceras bartlettense Yochelson & Kopf
USNM PAL125693
USNM:PAL
Platyceras undulatum Walcott
USNM PAL312525
USNM:PAL
Platyceras marylandicum Clarke & Swartz
USNM PAL177555 Maryland Geological Survey
United States, Maryland, Allegany County
USNM:PAL
Platyceras subfalcatum Ohern
USNM PAL166890
USNM:PAL
Platyceras bertheletensis Cleland
USNM PAL78211
USNM:PAL
Platyceras (Platyceras) Jeffery Et Al
USNM PAL463888
United States, Arkansas
USNM:PAL
USNM PAL406207 J. Morton
United States, Washington, Pend Oreille County
USNM:PAL
Platyceras primordialis Hall
USNM PAL35217
USNM:PAL
Platyceras thetis Hall
USNM PAL62116
USNM:PAL
Platyceras parvum Swallow
USNM PAL35362
USNM:PAL
Platyceras (Orthonychia) Jeffery Et Al
USNM PAL463891
United States, Arkansas
USNM:PAL
Platyceras (Orthonychia) bowsheri Yochelson
USNM PAL119213
USNM:PAL
Platyceras bucculentum Hall
USNM PAL51372
USNM:PAL
Platyceras subconicum Ohern
USNM PAL166927 Maryland Geological Survey
United States, Maryland
USNM:PAL
Platyceras tribulosum White
USNM PAL46534
USNM:PAL
Platyceras bartlettense Yochelson & Kopf
USNM PAL125694A
USNM:PAL
Platyceras sp a Merriam
USNM PAL159524
United States, Nevada
USNM:PAL
Platyceras (Orthonychia) compressum Girty
USNM PAL161317
USNM:PAL
Platyceras carinatum Hall
USNM MO549505
Canada, Ontario, Bruce County
USNM:PAL
Platyceras sp b Merriam
USNM PAL159525
United States, Nevada
USNM:PAL
Platyceras niagarense (Hall)
USNM PAL166988 Maryland Geological Survey
United States, Maryland
USNM:PAL
Platyceras (Orthonychia) sp a Knight
USNM PAL127993B
USNM:PAL
Platyceras angulare Rowe
USNM PAL166919 Maryland Geological Survey
United States, Pennsylvania
USNM:PAL
Platyceras symmetricum Hall
USNM PAL358298
Brazil, Para
USNM:PAL
Platyceras (Platyceras) Boucot & Yochelson
USNM PAL126296 A. Boucot 1949-00-00
United States, Maine, Somerset County
USNM:PAL
Platyceras subfalcatum Ohern
USNM PAL166936 Maryland Geological Survey
United States, Maryland
USNM:PAL
Platyceras gracile Ohern
USNM PAL166893 Maryland Geological Survey
United States, Maryland
USNM:PAL
Platyceras haliotis (Phillips)
USNM PAL99782
USNM:PAL
Platyceras nebraskaensis Meek
USNM PAL312524
USNM:PAL
Platyceras (Platystoma) cornutum (Hisinger)
USNM PAL188522 1959-00-00
Canada, Nova Scotia
USNM:PAL
Platyceras nebrascense Meek
USNM PAL8505
USNM:PAL
Platyceras subfalcatum Ohern
USNM PAL166890 Maryland Geological Survey
United States, Maryland
USNM:PAL
Platyceras (Orthonychia) bowsheri var. 1 Yochelson
USNM PAL119213K
USNM:PAL
Platyceras niagarense (Hall)
USNM PAL166989 Maryland Geological Survey
United States, Maryland
USNM:PAL
Platyceras (Platyceras) gebharti Conrad
USNM PAL188182
United States, Maryland
USNM:PAL
Platyceras (Orthonychia) bowsheri var. 1 Yochelson
USNM PAL119213F
USNM:PAL
Platyceras dumosum Hall
USNM PAL50489
USNM:PAL
Platyceras (Platyceras) Boucot & Yochelson
USNM PAL126305A A. Boucot 1948-06-20
United States, Maine, Somerset County
USNM:PAL
Platyceras symmetricum Hall
USNM PAL51370
USNM:PAL
Platyceras (Orthonychia) Yochelson
USNM PAL119209
USNM:PAL
Platyceras (Orthonychia) bowsheri var. 1 Yochelson
USNM PAL119213D
USNM:PAL
Platyceras (Platyceras) gebharti Conrad
USNM PAL188185
United States, Maryland
USNM:PAL
USNM PAL95197B Cooper & Cloud
United States, Illinois, Calhoun County
USNM:PAL
Platyceras (Orthonychia) Yochelson & Dutro
USNM PAL136545
USNM:PAL
Platyceras (Orthonychia) bowsheri var. 2 Yochelson
USNM PAL119215
USNM:PAL
Platyceras (Platyceras) Boucot & Yochelson
USNM PAL126305B A. Boucot 1948-06-20
United States, Maine, Somerset County
USNM:PAL
Platyceras (Orthonychia) tortuosum Hall
USNM PAL188186
United States, Maryland
USNM:PAL
Platyceras multiplicatum Swartz
USNM PAL81542
USNM:PAL
Platyceras (Platyostoma) humilis (Billings)
USNM PAL169490 Maehl 1959-00-00
Canada, Nova Scotia, Pictou County
USNM:PAL
Platyceras dumosum var. rarispinum Hall
USNM PAL97889
USNM:PAL
Platyceras (Orthonychia) bowsheri var. 1 Yochelson
USNM PAL119213H
USNM:PAL
Platyceras clytia Walcott
USNM PAL57786
USNM:PAL
Platyceras occidens Walcott
USNM PAL14405
USNM:PAL
Platyceras subfalcatum Ohern
USNM PAL166905
USNM:PAL
Platyceras (Orthonychia) sp 1 Yochelson
USNM PAL119216
USNM:PAL
Platyceras conradi Walcott
USNM PAL13929
USNM:PAL
Platyceras rarispinum Hall
USNM PAL137145
USNM:PAL
Platyceras bartlettense Yochelson & Kopf
USNM PAL125694B
USNM:PAL
Platyceras (Platyceras) gebharti Conrad
USNM PAL188181
United States, Maryland
USNM:PAL
Platyceras multiplicatum Swartz
USNM PAL81543
USNM:PAL
USNM PAL413784 R. Cannon 1937-00-00
United States, Washington, Pend Oreille County
USNM:PAL
Platyceras bartlettense Yochelson & Kopf
USNM PAL125694D
USNM:PAL
Platyceras (Orthonychia) Yochelson
USNM PAL119210C