USNM:PAL
Orthambonites mostellerensis Cooper
USNM PAL109810A C. Butts
United States, Alabama
USNM:PAL
Trondorthis bifurcatus (Cooper)
USNM PAL187739 McKee & Ross 1971-00-00
United States, Nevada
USNM:PAL
Orthambonites dinorthoides Cooper
USNM PAL109822A A. Loeblich
United States, Oklahoma, Murray County
USNM:PAL
Orthambonites eucharis (Ulrich & Cooper)
USNM PAL95875F
USNM:PAL
Archaeorthis occidens Ulrich & Cooper
USNM PAL69727
USNM:PAL
Archaeorthis glomerata Ulrich & Cooper
USNM PAL91462A Ulrich Et Al 1934-07-00
Canada, Quebec
USNM:PAL
Archaeorthis elongata Ulrich & Cooper
USNM PAL91457E E. Kirk
United States, Nevada
USNM:PAL
Archaeorthis costellata Ulrich & Cooper
USNM MO124426
USNM:PAL
Orthambonites rotundiformis Cooper
USNM PAL109840J Bridge, Butts & Cooper
United States, Tennessee
USNM:PAL
Orthambonites paucicostatus (Ulrich & Cooper)
USNM PAL92842B
USNM:PAL
Cyrtonotella grandistriata (Willard)
USNM PAL109846A Bridge & Cooper
United States, Virginia
USNM:PAL
Taphrorthis peculiaris Cooper
USNM PAL117984B
USNM:PAL
Orthambonites perplexus Ross
USNM PAL145674
United States, Nevada
USNM:PAL
Archaeorthis glomerata Ulrich & Cooper
USNM PAL91459A
USNM:PAL
Orthambonites bellus Cooper
USNM PAL109799D G. Cooper
United States, Virginia, Bland County
USNM:PAL
Orthambonites rotundiformis Cooper
USNM PAL109843 Bridge, Butts & Cooper
United States, Tennessee
USNM:PAL
Orthambonites paucicostatus (Ulrich & Cooper)
USNM PAL92842D
USNM:PAL
Archaeorthis canadensis Ulrich & Cooper
USNM PAL91444C
USNM:PAL
Orthambonites michaelis (Clark)
USNM PAL91320C
USNM:PAL
Archaeorthis glomerata Ulrich & Cooper
USNM PAL91462B Ulrich Et Al 1934-07-00
Canada, Quebec
USNM:PAL
Orthambonites bielsteini Cooper
USNM PAL109803A Bielstein
United States, Virginia
USNM:PAL
Orthambonites tenuicostatus Cooper
USNM PAL116875 G. Cooper
United States, Alabama, Bibb County
USNM:PAL
Orthostrophia canadensis Clarke
USNM PAL56714
USNM:PAL
Archaeorthis crassa Ulrich & Cooper
USNM PAL91455B E. Ulrich
United States, Vermont, Milton Twp
USNM:PAL
Orthambonites bifurcatus Cooper
USNM PAL160796 R. Ross-Jr.
United States, Nevada, Nye County
USNM:PAL
Orthambonites angulatus Cooper
USNM PAL109797 G. Cooper
United States, Tennessee
USNM:PAL
Orthambonites tenuicostatus Cooper
USNM PAL116875B G. Cooper
United States, Alabama, Bibb County
USNM:PAL
Orthambonites decipiens (Phleger)
USNM PAL145657
United States, California
USNM:PAL
Orthambonites tennesseensis Cooper
USNM PAL116878D G. Cooper
United States, Tennessee
USNM:PAL
Cyrtonotella virginiensis Butts
USNM PAL109868B G. Cooper
United States, Virginia, Bland County
USNM:PAL
Archaeorthis elongata Ulrich & Cooper
USNM PAL91457C
USNM:PAL
Taphrorthis emarginata Cooper
USNM PAL117983B G. Cooper
United States, Tennessee
USNM:PAL
Orthambonites perplexus Ross
USNM PAL145672
United States, Nevada
USNM:PAL
Orthambonites perplexus Ross
USNM PAL145677
United States, Nevada
USNM:PAL
Archaeorthis canadensis Ulrich & Cooper
USNM PAL91444G Ulrich Et Al 1934-07-00
Canada, Quebec
USNM:PAL
Orthambonites marshalli (Wilson)
USNM PAL160797E Reso & Ross 1963-00-00
United States, Nevada, Lincoln County
USNM:PAL
Orthambonites brachiophorus Cooper
USNM PAL109835B Bridge & Cooper
United States, Virginia
USNM:PAL
Orthambonites buttsi (Schuchert & Cooper)
USNM PAL109808A C. Butts
United States, Alabama
USNM:PAL
Trondorthis bifurcatus (Cooper)
USNM PAL187740 McKee & Ross 1971-00-00
United States, Nevada
USNM:PAL
Orthambonites subconvexus Cooper
USNM PAL109844A Decker
United States, Oklahoma, Murray County
USNM:PAL
Orthambonites dinorthoides Cooper
USNM PAL109823C A. Loeblich
United States, Oklahoma, Carter County
USNM:PAL
Orthambonites blountensis Cooper
USNM PAL109812H R. Mesler
United States, Tennessee, Blount County
USNM:PAL
Orthambonites multicostellatus Cooper
USNM PAL116875 G. Cooper
United States, Virginia
USNM:PAL
Orthostrophia brownsportensis Amsden
USNM PAL160111
United States, Maine, Somerset County
USNM:PAL
Archaeorthis costellata Ulrich & Cooper
USNM PAL91446 E. Kirk
United States, Nevada
USNM:PAL
Archaeorthis canadensis Ulrich & Cooper
USNM PAL91444E
USNM:PAL
Orthambonites brachiophorus Cooper
USNM PAL109835C Bridge & Cooper
United States, Virginia
USNM:PAL
Orthambonites buttsi (Schuchert & Cooper)
USNM PAL116870C C. Butts
United States, Alabama
USNM:PAL
Orthambonites multicostellatus Cooper
USNM PAL116876B G. Cooper
United States, Virginia
USNM:PAL
Cyrtonotella bella (Schuchert & Cooper)
USNM PAL110348A G. Cooper
United States, Tennessee
USNM:PAL
Orthambonites perplexus Ross
USNM PAL145670
United States, Nevada
USNM:PAL
Orthambonites eucharis (Ulrich & Cooper)
USNM PAL158592 R. Ross-Jr. 1949-00-00
United States, Utah, Cache County
USNM:PAL
Orthambonites blountensis Cooper
USNM PAL109812A R. Mesler
United States, Tennessee, Blount County
USNM:PAL
Orthambonites neumani Cooper
USNM PAL116874D G. Cooper
United States, Tennessee
USNM:PAL
Orthambonites minusculus (Phleger)
USNM PAL160798D R. Ross-Jr.
United States, Nevada, Nye County
USNM:PAL
Archaeorthis elongata Ulrich & Cooper
USNM PAL91457B E. Kirk
United States, Nevada
USNM:PAL
Orthambonites marshalli (Wilson)
USNM PAL160797G Reso & Ross 1963-00-00
United States, Nevada, Lincoln County
USNM:PAL
Cyrtonotella bella (Schuchert & Cooper)
USNM PAL110348B G. Cooper
United States, Tennessee
USNM:PAL
Orthambonites minutus Cooper
USNM PAL116883D A. Loeblich
United States, Oklahoma, Murray County
USNM:PAL
Orthostrophella clairensis (Thomas)
USNM PAL158098 Ulrich & Mesler
United States, Arkansas, Independence County
USNM:PAL
Orthambonites rotundiformis Cooper
USNM PAL109842A Bridge, Butts & Cooper
United States, Tennessee
USNM:PAL
Archaeorthis canadensis Ulrich & Cooper
USNM PAL91444B Ulrich Et Al 1934-07-00
Canada, Quebec
USNM:PAL
Orthambonites eucharis (Ulrich & Cooper)
USNM PAL158595 R. Ross-Jr. 1949-00-00
United States, Utah, Cache County
USNM:PAL
Orthambonites eucharis (Ulrich & Cooper)
USNM PAL95875C
USNM:PAL
Cyrtonotella virginiensis Butts
USNM PAL99263B
USNM:PAL
Cyrtonotella fasciculata Cooper
USNM PAL167183F Ross 1966-00-00
United States, Nevada
USNM:PAL
Archaeorthis parviuscula Ulrich & Cooper
USNM PAL91470K C. Walcott & M. Walcott
Canada, Alberta
USNM:PAL
Orthostrophella clairensis (Thomas)
USNM PAL158091 Ulrich & Mesler
United States, Arkansas, Independence County
USNM:PAL
Orthambonites occidentalis Cooper
USNM PAL109807A G. Cooper
United States, Nevada
USNM:PAL
Archaeorthis glomerata Ulrich & Cooper
USNM PAL91462D
USNM:PAL
Orthostrophella clairensis (Thomas)
USNM PAL158096
United States, Arkansas, Independence County
USNM:PAL
Orthambonites robustus Neuman
USNM PAL143669
USNM:PAL
Orthambonites bielsteini Cooper
USNM PAL109845 G. Cooper
United States, Virginia
USNM:PAL
Archaeorthis elongata Ulrich & Cooper
USNM PAL91457C E. Kirk
United States, Nevada
USNM:PAL
Taphrorthis peculiaris Cooper
USNM PAL117984D G. Cooper
United States, Alabama, Bibb County
USNM:PAL
Orthambonites perplexus Ross
USNM PAL145680
United States, Nevada
USNM:PAL
Orthambonites dinorthoides Cooper
USNM PAL109823B A. Loeblich
United States, Oklahoma, Carter County
USNM:PAL
Orthambonites paucicostatus (Ulrich & Cooper)
USNM PAL109834M G. Cooper
United States, Nevada
USNM:PAL
Orthambonites michaelis (Clark)
USNM PAL145663
United States, Utah
USNM:PAL
Orthambonites minusculus (Phleger)
USNM PAL160798C R. Ross-Jr.
United States, Nevada, Nye County
USNM:PAL
Orthambonites dinorthoides Cooper
USNM PAL109821A A. Loeblich
United States, Oklahoma, Murray County
USNM:PAL
Archaeorthis glomerata Ulrich & Cooper
USNM PAL91461C G. Cooper 1934-00-00
Canada, Quebec
USNM:PAL
Cyrtonotella magna Cooper
USNM PAL116897C G. Cooper
United States, Tennessee
USNM:PAL
Orthambonites friendsvillensis Cooper
USNM PAL109827G R. Mesler
United States, Tennessee, Blount County
USNM:PAL
Orthostrophella clairensis (Thomas)
USNM PAL158102
United States, Arkansas, Independence County
USNM:PAL
Archaeorthis elongata Ulrich & Cooper
USNM PAL91456
USNM:PAL
Orthambonites bellus Cooper
USNM PAL109799E G. Cooper
United States, Virginia, Bland County
USNM:PAL
Orthambonites marshalli (Wilson)
USNM PAL160797C Reso & Ross 1963-00-00
United States, Nevada, Lincoln County
USNM:PAL
Cyrtonotella virginiensis Butts
USNM PAL109865C Bridge, Butts & Cooper
United States, Virginia
USNM:PAL
Orthambonites minusculus (Phleger)
USNM PAL160798E R. Ross-Jr.
United States, Nevada, Nye County
USNM:PAL
Orthambonites parvicrassicostatus Cooper
USNM PAL109832A Bridge & Cooper
United States, Virginia
USNM:PAL
Orthambonites parvicrassicostatus Cooper
USNM PAL109832 Bridge & Cooper
United States, Virginia
USNM:PAL
Orthostrophella monitorensis Johnson
USNM PAL156759 Johnson Et Al
United States, Nevada, Eureka County
USNM:PAL
Archaeorthis canadensis Ulrich & Cooper
USNM PAL91444C Ulrich Et Al 1934-07-00
Canada, Quebec
USNM:PAL
Archaeorthis elongata Ulrich & Cooper
USNM PAL91457B
USNM:PAL
Taphrorthis emarginata Cooper
USNM PAL117983A G. Cooper
United States, Tennessee
USNM:PAL
Archaeorthis glomerata Ulrich & Cooper
USNM PAL91462F Ulrich Et Al 1934-07-00
Canada, Quebec
USNM:PAL
Cyrtonotella fasciculata Cooper
USNM PAL167183B Ross 1966-00-00
United States, Nevada
USNM:PAL
Orthostrophella clairensis (Thomas)
USNM PAL158093
United States, Arkansas, Independence County
USNM:PAL
Orthambonites tennesseensis Cooper
USNM PAL116878