USNM:PAL
Tritoechia typica (Ulrich)
USNM PAL91750L
USNM:PAL
Diraphora bellicostata (Walcott)
USNM PAL356609 C. Walcott
Canada, British Columbia
USNM:PAL
Diraphora bellicostata (Walcott)
USNM PAL356559 C. Walcott
Canada, British Columbia
USNM:PAL
Diraphora bellicostata (Walcott)
USNM PAL280901 C. Walcott
Canada, British Columbia
USNM:PAL
Diraphora bellicostata (Walcott)
USNM PAL356567 C. Walcott
Canada, British Columbia
USNM:PAL
Tritoechia subaequiradiata Ulrich & Cooper
USNM PAL91745C Ulrich & Bridge 1932-06-17
United States, Oklahoma
USNM:PAL
Marginifera otaria Grant
USNM PAL212257 R. Grant et al.
Thailand
USNM:PAL
Marginifera muricata Norwood & Pratten
USNM PAL120928
USNM:PAL
Marginifera cristobalensis Girty
USNM PAL119398 W. Lee 1905-00-00
United States, New Mexico
USNM:PAL
Tritoechia quebecensis Ulrich & Cooper
USNM PAL91741A Walcott Et Al 1883-00-00
Canada, Quebec
USNM:PAL
Tritoechia pennsylvanica Ulrich & Cooper
USNM PAL91739F C. Butts
United States, Pennsylvania
USNM:PAL
Sellithyris coahuilensis (Imlay)
USNM PAL446382 R. Imlay
Mexico, Coahuila
USNM:PAL
Diraphora bellicostata (Walcott)
USNM PAL356633 C. Walcott
Canada, British Columbia
USNM:PAL
Tritoechia subaequiradiata Ulrich & Cooper
USNM PAL91745D Ulrich & Bridge 1932-06-17
United States, Oklahoma
USNM:PAL
Sellithyris coahuilensis (Imlay)
USNM PAL446385 Imlay & Loeblich
Mexico, Coahuila
USNM:PAL
Diraphora bellicostata (Walcott)
USNM PAL356598 C. Walcott
Canada, British Columbia
USNM:PAL
Tritoechia Neuman
USNM PAL143693
USNM:PAL
Marginifera planocosta Easton
USNM PAL118795J
USNM:PAL
Tritoechia quebecensis Ulrich & Cooper
USNM PAL91741C Walcott Et Al 1883-00-00
Canada, Quebec
USNM:PAL
Marginifera arenaria Grant
USNM PAL212223 R. Grant et al.
Thailand
USNM:PAL
Marginifera otaria Grant
USNM PAL212264 R. Grant et al.
Thailand
USNM:PAL
Diraphora bellicostata (Walcott)
USNM PAL356630 C. Walcott
Canada, British Columbia
USNM:PAL
Marginifera arenaria Grant
USNM PAL212221 R. Grant et al.
Thailand
USNM:PAL
Marginifera drastica Grant
USNM PAL212276
USNM:PAL
Tritoechia dice (Walcott)
USNM PAL52248C
USNM:PAL
Marginifera drastica Grant
USNM PAL212281
USNM:PAL
Thecidellina maxilla (Hedley)
USNM MO162264 C. Hedley
USNM:PAL
Tritoechia alticostella Sando
USNM PAL123811
USNM:PAL
Tritoechia transversa Ulrich & Cooper
USNM PAL91747 Ulrich & Mesler 1924-06-25
United States, Arkansas, Lawrence County
USNM:PAL
Marginifera otaria Grant
USNM PAL212255 R. Grant et al.
Thailand
USNM:PAL
Diraphora nautes (Walcott)
USNM PAL528322 Collector Unknown
United States, Idaho
USNM:PAL
Tritoechia typica (Ulrich)
USNM PAL92985J
USNM:PAL
Marginifera splendens (Norwood & Pratten)
USNM PAL120926
USNM:PAL
Marginifera brevisulcata Cooper
USNM PAL125363C University of Oregon
United States, Oregon
USNM:PAL
Diraphora bellicostata (Walcott)
USNM PAL356618 C. Walcott
Canada, British Columbia
USNM:PAL
Tritoechia typica (Ulrich)
USNM PAL92985B
USNM:PAL
Marginifera arenaria Grant
USNM PAL212219 R. Grant et al.
Thailand
USNM:PAL
Marginifera otaria Grant
USNM PAL212265 R. Grant et al.
Thailand
USNM:PAL
Thecidellina cooperi Toulmin
USNM MO498438
United States, Alabama, Clarke County
USNM:PAL
Marginifera lasallensis (Worthen)
USNM PAL35323
USNM:PAL
Tritoechia typica (Ulrich)
USNM PAL92985J E. Ulrich
United States, Oklahoma
USNM:PAL
Thecidellina congregata Cooper
USNM PAL424266 R. Grant 1969-09-21
USNM:PAL
Thecidellina congregata Cooper
USNM MO549276 Unknown
USNM:PAL
Diraphora bellicostata (Walcott)
USNM PAL280893 C. Walcott
Canada, British Columbia
USNM:PAL
Tritoechia pennsylvanica Ulrich & Cooper
USNM PAL91739A C. Butts
United States, Pennsylvania
USNM:PAL
Marginifera nesiotes Grant
USNM PAL212284 R. Grant et al.
Thailand
USNM:PAL
Tritoechia typica (Ulrich)
USNM PAL91750H J. Taff 1900-00-00
United States, Oklahoma
USNM:PAL
Diraphora bellicostata (Walcott)
USNM PAL356570 C. Walcott
Canada, British Columbia
USNM:PAL
Diraphora bellicostata (Walcott)
USNM PAL356619 C. Walcott
Canada, British Columbia
USNM:PAL
Marginifera muricata Norwood & Pratten
USNM PAL120927
USNM:PAL
Thecidellina barretti (Davidson)
USNM MO550540A
Honduras
USNM:PAL
Diraphora bellicostata (Walcott)
USNM PAL280910 C. Walcott
Canada, British Columbia
USNM:PAL
Tritoechia hemipyramidata Ulrich & Cooper
USNM PAL91731D
USNM:PAL
Tritoechia delicatula Ulrich & Cooper
USNM PAL91725 J. Bridge 1932-04-00
United States, Alabama, St. Clair County
USNM:PAL
Tritoechia Neuman
USNM PAL143696
USNM:PAL
Sellithyris phaseolina (Lamarck)
USNM MO551116A
France
USNM:PAL
Tritoechia hemipyramidata Ulrich & Cooper
USNM PAL91730
USNM:PAL
Diraphora bellicostata (Walcott)
USNM PAL280908 C. Walcott
Canada, British Columbia
USNM:PAL
Marginifera wabashensis (Norwood & Pratten)
USNM PAL119342
USNM:PAL
Marginifera nesiotes Grant
USNM PAL212283 R. Grant et al.
Thailand
USNM:PAL
Diraphora bellicostata (Walcott)
USNM PAL356548 C. Walcott
Canada, British Columbia
USNM:PAL
Tritoechia typica (Ulrich)
USNM PAL92985I E. Ulrich
United States, Oklahoma
USNM:PAL
Tritoechia typica (Ulrich)
USNM PAL92985L E. Ulrich
United States, Oklahoma
USNM:PAL
Diraphora bellicostata (Walcott)
USNM PAL280889 C. Walcott
Canada, British Columbia
USNM:PAL
Diraphora bellicostata (Walcott)
USNM PAL356580 C. Walcott
Canada, British Columbia
USNM:PAL
Diraphora bellicostata (Walcott)
USNM PAL356612 C. Walcott
Canada, British Columbia
USNM:PAL
Diraphora bellicostata (Walcott)
USNM PAL356614 C. Walcott
Canada, British Columbia
USNM:PAL
Tritoechia typica (Ulrich)
USNM PAL92985H
USNM:PAL
Tritoechia sinuata Ulrich & Cooper
USNM PAL124429
USNM:PAL
Diraphora bellicostata (Walcott)
USNM PAL280939 C. Walcott
Canada, British Columbia
USNM:PAL
Marginifera muricata Norwood & Pratten
USNM PAL35326
USNM:PAL
Sellithyris coahuilensis (Imlay)
USNM PAL446387 Imlay & Loeblich
Mexico, Coahuila
USNM:PAL
Diraphora bellicostata (Walcott)
USNM PAL280945 C. Walcott
Canada, British Columbia
USNM:PAL
Diraphora bellicostata (Walcott)
USNM PAL356554 C. Walcott
Canada, British Columbia
USNM:PAL
Marginifera haydenensis Girty
USNM PAL121479
USNM:PAL
Tritoechia typica (Ulrich)
USNM PAL92985E
USNM:PAL
Diraphora bellicostata (Walcott)
USNM PAL280917 C. Walcott
Canada, British Columbia
USNM:PAL
Sellithyris sella (Sowerby)
USNM MO550935
England
USNM:PAL
Diraphora bellicostata (Walcott)
USNM PAL356631 C. Walcott
Canada, British Columbia
USNM:PAL
Diraphora bellicostata (Walcott)
USNM PAL356558 C. Walcott
Canada, British Columbia
USNM:PAL
Tritoechia typica (Ulrich)
USNM PAL92985F
USNM:PAL
Diraphora bellicostata (Walcott)
USNM PAL356555 C. Walcott
Canada, British Columbia
USNM:PAL
Marginifera planocosta Easton
USNM PAL118795F
USNM:PAL
Diraphora bellicostata (Walcott)
USNM PAL356616 C. Walcott
Canada, British Columbia
USNM:PAL
Marginifera arenaria Grant
USNM PAL212215 R. Grant et al.
Thailand
USNM:PAL
Tritoechia quebecensis Ulrich & Cooper
USNM PAL91741B Walcott Et Al 1883-00-00
Canada, Quebec
USNM:PAL
Tritoechia typica (Ulrich)
USNM PAL91750G
USNM:PAL
Diraphora bellicostata (Walcott)
USNM PAL277993 C. Walcott
Canada, British Columbia
USNM:PAL
Diraphora bellicostata (Walcott)
USNM PAL280953 C. Walcott
Canada, British Columbia
USNM:PAL
Marginifera Girty
USNM PAL388214
China, Shan-Tung
USNM:PAL
Thecidellina maxilla (Hedley)
USNM MO549287 K. Emery 1946-04-12
USNM:PAL
Tritoechia typica (Ulrich)
USNM PAL92985G E. Ulrich
United States, Oklahoma
USNM:PAL
Tritoechia Neuman
USNM PAL143694
USNM:PAL
Tritoechia dice (Walcott)
USNM PAL52248B
USNM:PAL
Marginifera cristobalensis Girty
USNM PAL183713 W. Lee 1905-00-00
United States, New Mexico, Socorro County
USNM:PAL
Tritoechia delicatula Ulrich & Cooper
USNM PAL91723A Ulrich Et Al 1928-06-03
United States, Oklahoma
USNM:PAL
Marginifera nesiotes Grant
USNM PAL212285 R. Grant et al.
Thailand
USNM:PAL
Diraphora bellicostata (Walcott)
USNM PAL280900 C. Walcott
Canada, British Columbia
USNM:PAL
Tritoechia transversa Ulrich & Cooper
USNM PAL91748 Ulrich & Mesler 1924-06-25
United States, Arkansas, Lawrence County
USNM:PAL
Tritoechia quebecensis Ulrich & Cooper
USNM PAL91741D Walcott Et Al 1883-00-00
Canada, Quebec