USNM:PAL
Onchus murchisoni Pander
USNM PAL327380
Estonia
USNM:PAL
Machaeracanthus
USNM PAL366071B Boucot & Doumani 1965-00-00
Antarctica
USNM:PAL
Onchus peracutus Bryant
USNM V23199 J. Carman
United States, Ohio, Lucas County
USNM:PAL
Machaeracanthus
USNM PAL410205 Boucot & Doumani 1965-00-00
Antarctica
USNM:PAL
Machaeracanthus
USNM PAL328867 C. Schuchert 1896-00-00
United States, New York
USNM:PAL
Machaeracanthus major Newberry
USNM PAL328868
United States, Ohio
USNM:PAL
Ischnacanthus gracilis Egerton
USNM V21544 D. Dunkle 1956-00-00
Scotland, Forforshire County
USNM:PAL
Ischnacanthus gracilis Egerton
USNM V21534 D. Dunkle 1956-00-00
Scotland, Forforshire County
USNM:PAL
Ischnacanthus gracilis Egerton
USNM V21540 D. Dunkle 1956-00-00
Scotland, Forforshire County
USNM:PAL
Ischnacanthus gracilis Egerton
USNM V21537 D. Dunkle 1956-00-00
Scotland, Forforshire County
USNM:PAL
Ischnacanthus gracilis Egerton
USNM V21533 D. Dunkle 1956-00-00
Scotland, Forforshire County
USNM:PAL
Ischnacanthus gracilis Egerton
USNM V21539 D. Dunkle D56-168 1956-00-00
Scotland, Forforshire County
USNM:PAL
Ancistrodus
USNM PAL235416 J. Smedley 1951-00-00
United States, Wyoming, Teton County
USNM:PAL
Ischnacanthus gracilis Egerton
USNM V21535 D. Dunkle 1956-00-00
Scotland, Forforshire County
USNM:PAL
Ancistrodus
USNM PAL235417 J. Smedley 1950-00-00
United States, Wyoming, Teton County
USNM:PAL
Machaeracanthus
USNM PAL328866
USNM:PAL
Machaeracanthus
USNM V14840 F. Springer
USNM:PAL
Onchus tricarinatus Pander
USNM PAL327379
Estonia
USNM:PAL
Machaeracanthus peracutus Newberry
USNM PAL328865
United States, Virginia, Washington County
USNM:PAL
Ischnacanthus gracilis Egerton
USNM V21541 D. Dunkle 1956-00-00
Scotland, Forforshire County
USNM:PAL
Machaeracanthus
USNM PAL366071A Boucot & Doumani 1965-00-00
Antarctica
USNM:PAL
Ischnacanthus gracilis Egerton
USNM V21542 D. Dunkle 1956-00-00
Scotland, Forforshire County
USNM:PAL
Machaeracanthus peracutus Newberry
USNM V16453
United States, Ohio
USNM:PAL
Ischnacanthus gracilis Egerton
USNM V21536 D. Dunkle 1956-00-00
Scotland, Forforshire County
USNM:PAL
Machaeracanthus longaevus (Eastman)
USNM V14965 E. Teller
United States, Wisconsin, Milwaukee County
USNM:PAL
Machaeracanthus major Newberry
USNM PAL271596
USNM:PAL
Ischnacanthus gracilis Egerton
USNM V21538 D. Dunkle 1956-00-00
Scotland, Forforshire County
USNM:PAL
Atopacanthus
USNM PAL187631 R. Flory 1970-00-00
United States, Nevada, Eureka County
USNM:PAL
Ischnacanthus gracilis Egerton
USNM V21543 D. Dunkle 1956-00-00
Scotland, Forforshire County
USNM:PAL
Machaeracanthus
USNM PAL366076 Boucot & Doumani 1965-00-00
Antarctica
USNM:PAL
Ischnacanthus gracilis Egerton
USNM V21532 D. Dunkle 1956-00-00
Scotland, Forforshire County
USNM:PAL
Machaeracanthus
USNM PAL366070A Boucot & Doumani 1965-00-00
Antarctica
USNM:PAL
Machaeracanthus
USNM PAL366070B Boucot & Doumani 1965-00-00
Antarctica