USNM:PAL
Cleiothyridina milleri Savage et al.
USNM PAL241817C
United States, Alaska
USNM:PAL
Leptathyris index Johnson
USNM PAL157374 Boucot, Erben & Winterer
United States, Nevada, Eureka County
USNM:PAL
Athyris coloradoensis Girty
USNM PAL180922 Cross & Spencer 1898-00-00
United States, Colorado, La Plata County
USNM:PAL
Cleiothyridina rectimarginata Cooper & Grant
USNM PAL152465D
United States, Texas, Brewster County
USNM:PAL
Cleiothyridina ciriacksi Cooper & Grant
USNM PAL154386C
United States, Montana, Beaverhead County
USNM:PAL
Cleiothyridina tribulosa Grant
USNM PAL212809 R. Grant et al.
Thailand
USNM:PAL
Cleiothyridina attenuata Cooper
USNM PAL125394A University of Oregon
United States, Oregon
USNM:PAL
Cleiothyridina milleri Savage et al.
USNM PAL223916
United States, Alaska
USNM:PAL
Cleiothyridina rectimarginata Cooper & Grant
USNM PAL152471B
United States, Texas, Brewster County
USNM:PAL
Athyris planosulcata Phillips
USNM PAL15240 J. Clayton
United States, Utah
USNM:PAL
Athyris subtilita Hall
USNM PAL174478 C. Hartt & O. Derby
Brazil, Para
USNM:PAL
Cleiothyridina tenuilineata (Rowley)
USNM PAL154590 Cooper & Cloud 1946-00-00
United States, Texas, McCulloch County
USNM:PAL
Cleiothyridina reticulata Stainbrook
USNM PAL162538 Reso & Stevens
United States, Nevada
USNM:PAL
Cleiothyridina rectimarginata Cooper & Grant
USNM PAL152467B
United States, Texas, Brewster County
USNM:PAL
Cleiothyridina atrypoides (Girty)
USNM PAL118828
USNM:PAL
Athyris subtilita Hall
USNM PAL174513 C. Hartt & O. Derby
Brazil, Para
USNM:PAL
Johnsonathyris adrianensis Savage et al.
USNM PAL250192C
United States, Alaska
USNM:PAL
Cleiothyridina milleri Savage et al.
USNM PAL241818B
United States, Alaska
USNM:PAL
Cleiothyridina reticulata Stainbrook
USNM PAL162539 Reso & Stevens
United States, Nevada
USNM:PAL
Athyris subtilita Hall
USNM PAL6610
USNM:PAL
Athyris minuta Fagerstrom
USNM MO549500
Canada, Ontario, Bruce County
USNM:PAL
Athyris planosulcata Phillips
USNM PAL62499
USNM:PAL
Johnsonathyris adrianensis Savage et al.
USNM PAL250191I
United States, Alaska
USNM:PAL
Cleiothyridina pilularis Cooper & Grant
USNM PAL152461O
United States, Texas, Culberson County
USNM:PAL
Spirigera subtilita (Hall)
USNM PAL181262 Wheeler Survey 1871-00-00
United States, Utah
USNM:PAL
Cleiothyridina mulsa Cooper & Grant
USNM PAL152459G
United States, Texas, Brewster County
USNM:PAL
Leptathyris index Johnson
USNM PAL157373 Boucot, Erben & Winterer
United States, Nevada, Eureka County
USNM:PAL
Cleiothyridina rectimarginata Cooper & Grant
USNM PAL154391B
United States, Texas, Brewster County
USNM:PAL
Johnsonathyris adrianensis Savage et al.
USNM PAL250191F
United States, Alaska
USNM:PAL
Cleiothyridina milleri Savage et al.
USNM PAL241818K
United States, Alaska
USNM:PAL
Cleiothyridina milleri Savage et al.
USNM PAL241818H
United States, Alaska
USNM:PAL
Cleiothyridina pilularis Cooper & Grant
USNM PAL152461G
United States, Texas, Culberson County
USNM:PAL
Leptathyris index Johnson
USNM PAL157375 Boucot, Erben & Winterer
United States, Nevada, Eureka County
USNM:PAL
Cleiothyridina pilularis Cooper & Grant
USNM PAL154389B
United States, New Mexico, Eddy County
USNM:PAL
Cleiothyridina hirsuta darwinensis Gordon
USNM PAL168451 Branson & Hackett
United States, Wyoming, Fremont County
USNM:PAL
Johnsonathyris adrianensis Savage et al.
USNM PAL223914
United States, Alaska
USNM:PAL
Actinoconchus Carter
USNM PAL154902
United States, Texas, McCulloch County
USNM:PAL
Athyris subtilita Hall
USNM PAL174521 C. Hartt & O. Derby
Brazil, Para
USNM:PAL
Cleiothyridina tribulosa Grant
USNM PAL212817 R. Grant et al.
Thailand
USNM:PAL
Johnsonathyris adrianensis Savage et al.
USNM PAL250192N
United States, Alaska
USNM:PAL
Athyris sublamellosa Hall
USNM PAL174526 C. Hartt & O. Derby
Brazil, Para
USNM:PAL
Athyris spiriferoides (Eaton)
USNM PAL177384 Maryland Geological Survey
United States, Maryland, Allegany County
USNM:PAL
Cleiothyridina reticulata Stainbrook
USNM PAL162537 Reso & Stevens
United States, Nevada
USNM:PAL
Cleiothyridina gerardi (Diener)
USNM PAL126983 University of Oregon
United States, Oregon
USNM:PAL
Cleiothyridina rectimarginata Cooper & Grant
USNM PAL152467A
United States, Texas, Brewster County
USNM:PAL
Cleiothyridina seriata Grant
USNM PAL212795 R. Grant
Thailand
USNM:PAL
Cleiothyridina nana Cooper & Grant
USNM PAL152456A
United States, Texas, Brewster County
USNM:PAL
Athyris coloradoensis Girty
USNM PAL33952 G. Eldridge
United States, Colorado, Chaffee County
USNM:PAL
Cleiothyridina tribulosa Grant
USNM PAL212816 R. Grant et al.
Thailand
USNM:PAL
Johnsonathyris adrianensis Savage et al.
USNM PAL250192M
United States, Alaska
USNM:PAL
Cleiothyridina pilularis Cooper & Grant
USNM PAL152461N
United States, Texas, Culberson County
USNM:PAL
Cleiothyridina sublamellosa (Hall)
USNM PAL168453
United States, Wyoming, Lincoln County
USNM:PAL
Cleiothyridina rectimarginata Cooper & Grant
USNM PAL152469I
United States, Texas, Brewster County
USNM:PAL
Cleiothyridina reticulata Stainbrook
USNM PAL162535 Reso & Stevens
United States, Nevada
USNM:PAL
Cleiothyridina milleri Savage et al.
USNM PAL241817V
United States, Alaska
USNM:PAL
Cleiothyridina milleri Savage et al.
USNM PAL241817T
United States, Alaska
USNM:PAL
Johnsonathyris adrianensis Savage et al.
USNM PAL250191Y
United States, Alaska
USNM:PAL
Cliothyris crassicardinalis White
USNM PAL35197 W. Weed
United States, Wyoming
USNM:PAL
Cleiothyridina milleri Savage et al.
USNM PAL241817S
United States, Alaska
USNM:PAL
Athyris coloradoensis Girty
USNM PAL33955B A. Spencer 1898-00-00
United States, Colorado, La Plata County
USNM:PAL
Anathyris quadrilobata Cooper
USNM PAL108215G F. Turner
United States, Missouri
USNM:PAL
Athyris spiriferoides (Eaton)
USNM PAL174179 Ellison
United States, Pennsylvania, Bedford County
USNM:PAL
Athyris vittata Girty
USNM PAL33956A Cross & Spencer 1898-00-00
United States, Colorado
USNM:PAL
Johnsonathyris adrianensis Savage et al.
USNM PAL250192X
United States, Alaska
USNM:PAL
Cleiothyridina rectimarginata Cooper & Grant
USNM PAL152391D
United States, Texas, Brewster County
USNM:PAL
Cleiothyridina rectimarginata Cooper & Grant
USNM PAL152471H
United States, Texas, Brewster County
USNM:PAL
Cleiothyridina rectimarginata Cooper & Grant
USNM PAL152471O
United States, Texas, Brewster County
USNM:PAL
Cleiothyridina milleri Savage et al.
USNM PAL241818R
United States, Alaska
USNM:PAL
Athyris coloradoensis Girty
USNM PAL33952A G. Eldridge
United States, Colorado, Chaffee County
USNM:PAL
Xenosaria exotica Cooper & Grant
USNM PAL153459C
United States, Texas, Culberson County
USNM:PAL
Cleiothyridina Girty
USNM PAL61970 1904-00-00
China, East Ssi-Chuan
USNM:PAL
Cleiothyridina milleri Savage et al.
USNM PAL241818U
United States, Alaska
USNM:PAL
Crinisarina reticulata (Stainbrook)
USNM PAL203539A R. Flower
United States, New Mexico
USNM:PAL
Spirigera planosulcata (Phillips)
USNM PAL8514 Wheeler Survey 1871-00-00
United States, New Mexico
USNM:PAL
Cleiothyridina rectimarginata Cooper & Grant
USNM PAL152469N
United States, Texas, Brewster County
USNM:PAL
Cleiothyridina reticulata Stainbrook
USNM PAL162534 Reso & Stevens
United States, Nevada
USNM:PAL
Xenosaria exotica Cooper & Grant
USNM PAL153459E
United States, Texas, Culberson County
USNM:PAL
Leptathyris index Johnson
USNM PAL157368 Boucot, Erben & Winterer
United States, Nevada, Eureka County
USNM:PAL
Protathyris Boucot
USNM PAL126263 A. Boucot
United States, Maine, Somerset County
USNM:PAL
Cleiothyridina mulsa Cooper & Grant
USNM PAL152459J
United States, Texas, Brewster County
USNM:PAL
Cleiothyridina milleri Savage et al.
USNM PAL241818C
United States, Alaska
USNM:PAL
Athyris fultonensis (Swallow)
USNM MO51182
USNM:PAL
Athyris tranversa (Stainbrook)
USNM PAL62020
USNM:PAL
Athyris bradyensis Carter
USNM PAL154770
United States, Texas, McCulloch County
USNM:PAL
Johnsonathyris adrianensis Savage et al.
USNM PAL250191L
United States, Alaska
USNM:PAL
Athyris coloradoensis Girty
USNM PAL180883 Cross & Spencer 1898-00-00
United States, Colorado
USNM:PAL
Cleiothyridina ciriacksi Cooper & Grant
USNM PAL154386A
United States, Montana, Beaverhead County
USNM:PAL
Cleiothyridina sublamellosa (Hall)
USNM PAL121238
USNM:PAL
Cleiothyridina capillata (Waagen)
USNM PAL153728 Grant & Fatmi
Pakistan
USNM:PAL
Johnsonathyris adrianensis Savage et al.
USNM PAL250192I
United States, Alaska
USNM:PAL
Johnsonathyris adrianensis Savage et al.
USNM PAL250191G
United States, Alaska
USNM:PAL
Johnsonathyris adrianensis Savage et al.
USNM PAL250191W
United States, Alaska
USNM:PAL
Crinisarina reticulata (Stainbrook)
USNM PAL200974 Dutro, Cooper & Stevenson
United States, New Mexico
USNM:PAL
Cleiothyridina seriata Grant
USNM PAL212790 R. Grant et al.
Thailand
USNM:PAL
Cleiothyridina seriata Grant
USNM PAL212784 R. Grant
Thailand
USNM:PAL
Cleiothyridina sublamellosa atrypoides Girty
USNM PAL118718
USNM:PAL
Cleiothyridina pilularis Cooper & Grant
USNM PAL152461F
United States, Texas, Culberson County
USNM:PAL
Cleiothyridina milleri Savage et al.
USNM PAL241818M
United States, Alaska
USNM:PAL
Cleiothyridina prouti (Swallow)
USNM PAL154774
United States, Texas, San Saba County
USNM:PAL
Athyris angelica Hall
USNM PAL177448 Maryland Geological Survey
United States, Maryland, Allegany County