USNM:PAL
Cucullaea gigantea Conrad
USNM PAL207196
USNM:PAL
Cucullaea rockymontana Warren
USNM:PAL
Cucullaea nebrascensis Owen
USNM PAL20245
USNM:PAL
Cucullaea (Idonearca) cordata Meek & Hayden
USNM PAL430
USNM:PAL
USNM PAL31484
USNM:PAL
Cucullaea shumardi Meek & Hayden
USNM PAL32390
USNM:PAL
Cucullaea texticostata Cragin
USNM PAL29029
USNM:PAL
Cucullaea gigantea Conrad
USNM PAL207197
United States, Virginia, King George County
USNM:PAL
Cucullaea terminalis var. recedens Cragin
USNM PAL32681
USNM:PAL
Cucullaea kaufmanensis Gardner
USNM MO370961
USNM:PAL
USNM PAL31483
USNM:PAL
Cucullaea (Idonearca) shumardi Meek & Hayden
USNM PAL315967
United States, South Dakota
USNM:PAL
Cucullaea increbescens White
USNM PAL20089
USNM:PAL
Cucullaea raea Zinsmeister
USNM PAL365484 1974-00-00
Antarctica
USNM:PAL
Cucullaea (Idonearca) shumardi Meek & Hayden
USNM PAL315965
United States, South Dakota
USNM:PAL
Cucullaea solenensis Stanton
USNM PAL32392
USNM:PAL
Cucullaea elongata Warren
USNM:PAL
Cucullaea (Idonearca) nebrascensis (Owen)
USNM PAL442
USNM:PAL
Cucullaea kaufmanensis Gardner
USNM MO370960
USNM:PAL
Cucullaea donaldi Sharman & Newton
USNM PAL365488 1974-00-00
Antarctica
USNM:PAL
Cucullaea mathewsonii Gabb
USNM MO157834
USNM:PAL
Cucullaea solenensis Stanton
USNM PAL32391
USNM:PAL
Cucullaea (Idonearca) hartii Rathbun
USNM PAL12081
USNM:PAL
Cucullaea carolinensis (Gabb)
USNM PAL31908
USNM:PAL
Cucullaea mathewsonii Gabb
USNM PAL21317
USNM:PAL
Cucullaea donaldi Sharman & Newton
USNM PAL365487 1974-00-00
Antarctica
USNM:PAL
Cucullaea transversa Rogers
USNM MO559310
USNM:PAL
Cucullaea (Idonearca) hartii Rathbun
USNM PAL20150
USNM:PAL
Cucullaea macrodonta Whitfield
USNM MO148923
USNM:PAL
Cucullaea (Idonearca) shumardi Meek & Hayden
USNM PAL443
USNM:PAL
Cucullaea raea Zinsmeister
USNM PAL365486 1974-00-00
Antarctica
USNM:PAL
Cucullaea gigantea Conrad
USNM MO148919
USNM:PAL
Cucullaea subcentralis Rathbun
USNM PAL12057
USNM:PAL
Cucullaea vulgaris Morton
USNM PAL32723
USNM:PAL
Cucullaea haguei Meek
USNM PAL28955
USNM:PAL
Cucullaea gigantea Conrad
USNM PAL207196
United States, Maryland
USNM:PAL
USNM PAL697211
United States, Tennessee, Mcnairy County
USNM:PAL
Cucullaea gabrielis Leymerie
USNM PAL153043
USNM:PAL
Cucullaea macrodonta Whitfield
USNM MO559301
USNM:PAL
Cucullaea (Idonearca) shumardi Meek & Hayden
USNM PAL315966
United States, South Dakota
USNM:PAL
Cucullaea wadei Imlay
USNM PAL108791
USNM:PAL
Cucullaea castilloi Cragin
USNM PAL29055
USNM:PAL
Cucullaea minor Warren
USNM:PAL
Cucullaea carolinensis (Gabb)
USNM PAL31907
USNM:PAL
Cucullaea (Trigonarca) obliqua Meek
USNM PAL7849
USNM:PAL
USNM PAL31482
USNM:PAL
USNM PAL30229
USNM:PAL
Cucullaea (Idonearca) shumardi Meek & Hayden
USNM PAL315968
United States, South Dakota
USNM:PAL
Cucullaea terminalis Conrad
USNM PAL9890
USNM:PAL
Cucullaea (Trigonarca) catorcensis Aguilera
USNM PAL103276
USNM:PAL
Cucullaea carolinensis (Gabb)
USNM PAL31906
USNM:PAL
Cucullaea macrodonta Whitfield
USNM MO370959
USNM:PAL
Cucullaea abbreviata Warren
USNM:PAL
Cucullaea gigantea Conrad
USNM PAL207195
USNM:PAL
Cucullaea macrodonta texana Gardner
USNM MO352267
USNM:PAL
Cucullaea raea Zinsmeister
USNM PAL365485 1974-00-00
Antarctica
USNM:PAL
Cucullaea (Idonearca) shumardi Meek & Hayden
USNM PAL315964
United States, South Dakota
USNM:PAL
USNM PAL31481
USNM:PAL
USNM PAL31480
USNM:PAL
Cucullaea gigantea Conrad
USNM PAL207195
United States, Virginia, King George County
USNM:PAL
Cucullaea reesideana Richards
USNM PAL153031
USNM:PAL
Cucullaea antrosa Morton
USNM PAL31479
USNM:PAL
Cucullaea transversa Rogers
USNM MO638805
USNM:PAL
Cucullaea haguei Meek
USNM PAL12546
USNM:PAL
Cucullaea vulgaris Morton
USNM PAL20721
USNM:PAL
Cucullaea andersoni Richards
USNM PAL153032
UCM:IP
Cucullaea donningtonensis
2659 Coan, Alonzo
United Kingdom, England
UCM:IP
Cucullaea terminalis
9268 Nelson, Norman
United States, Texas, Tarrant, 32.6072 -97.506931
UCM:IP
Cucullaea nebrascensis
9339 Myers, John 1920-00-00
United States, Wyoming, Niobrara, 43.035086 -104.691718
UCM:IP
Cucullaea nebrascensis
9346 Myers, John 1920-00-00
United States, Wyoming, Niobrara, 43.028018 -104.709885
UCM:IP
Cucullaea shumardi
9406 Rennie, W; Myers, John
United States, Wyoming, Weston, 43.863854 -104.43705
UCM:IP
Cucullaea terminalis
10703 Cragin, F
United States, Kansas, Kiowa, 37.485018 -99.095708
UCM:IP
Cucullaea terminalis
10745 Cragin, F
United States, Texas
UCM:IP
Cucullaea racedens
11497 Cragin, F
United States, Kansas, Kiowa, 37.485018 -99.095708
UCM:IP
Cucullaea nebrascensis
11941 Aurand, H; Lounsberry, D.
United States, New Mexico, McKinley, 35.543508 -107.865944
UCM:IP
11997 Henderson, Junius 1922-08-20
United States, Colorado
UCM:IP
12477 Shaw, E; Midwest Refining Co. 1923-03-00
United States, Wyoming, McKinley, 35.514085 -107.516326
UCM:IP
12479 Shaw, E; Midwest Refining Co. 1923-03-00
United States, Wyoming, McKinley, 35.514085 -107.516326
UCM:IP
12517 Henderson, Junius; Smith, Earl 1922-07-00
United States, Colorado, Larimer, 40.666417 -105.461144
UCM:IP
13286 Winchester, Dean 1923-05-27
United States, Wyoming, Crook, 44.798824 -105.048664
UCM:IP
Cucullaea shumardi
13329 Lavington, Charles
United States, Wyoming, Weston, 43.902694 -104.463689
UCM:IP
Cucullaea shumardi
14699 Rennie, W
United States, Wyoming, Albany, 41.445601 -105.988285
UCM:IP
Cucullaea shumardi
14774 Parks, E
United States, Wyoming, Niobrara, 43.36353 -104.229528
UCM:IP
Cucullaea nebrascensis
14839 Evans, Arthur
United States, South Dakota, Dewey, 45.481145 -100.742106
UCM:IP
Cucullaea nebrascensis
15408 Hendrickson, Victor
United States, Montana, Dawson
UCM:IP
Cucullaea terminalis
15937 Henderson, Junius; Aden, Helen; Masterson, Rebecca 1926-03-31
United States, Texas, 32.848545 -97.466524
UCM:IP
Cucullaea terminalis recedens
15990 Henderson, Junius; Masterson, Rebecca; Aden, Eunice; Aden, Helen 1926-03-31
United States, Texas, 32.765836 -97.705409
UCM:IP
Cucullaea terminalis
15991 Henderson, Junius; Masterson, Rebecca; Aden, Eunice; Aden, Helen 1926-03-31
United States, Texas, 32.765836 -97.705409
UCM:IP
Cucullaea terminalis
16069 Henderson, Junius; Masterson, Rebecca; Aden, Eunice 1926-04-12
United States, Texas, 29.8357281 -98.6848898
UCM:IP
16070 Henderson, Junius; Masterson, Rebecca; Aden, Eunice 1926-04-12
United States, Texas, 29.8357281 -98.6848898
UCM:IP
16071 Henderson, Junius; Masterson, Rebecca; Aden, Eunice 1926-04-12
United States, Texas, 29.8357281 -98.6848898
UCM:IP
16077 Henderson, Junius; Masterson, Rebecca; Aden, Eunice 1926-04-12
United States, Texas, 29.8357281 -98.6848898
UCM:IP
16103 Henderson, Junius; Masterson, Rebecca; Aden, Eunice 1926-04-14
United States, Texas, 29.657537 -98.931822
UCM:IP
Cucullaea terminalis
16107 Henderson, Junius; Masterson, Rebecca; Aden, Eunice 1926-04-14
United States, Texas, 29.657537 -98.931822
UCM:IP
16115 Henderson, Junius; Masterson, Rebecca; Aden, Eunice 1926-04-14
United States, Texas, 29.657537 -98.931822
UCM:IP
16119 Henderson, Junius; Masterson, Rebecca; Aden, Eunice 1926-04-14
United States, Texas, 29.657537 -98.931822
UCM:IP
Cucullaea shumardi
16668 Lavington, Chas
United States, Wyoming, Niobrara, 43.175663 -104.420091
UCM:IP
Cucullaea terminalis
17163 Johnson, J
United States, Wyoming, Montezuma, 37.263408 -108.582493
UCM:IP
Cucullaea shumardi
18453
United States, Wyoming, Niobrara, 43.0939286 -104.5581234
UCM:IP
Cucullaea vulparis
19076
United States, Tennessee