USNM:PAL
Derbyia carteri Cooper & Grant
USNM PAL153281D
United States, Texas, Brewster County
USNM:PAL
Orthotetes subglobosus Girty
USNM PAL314128 Messler & Payne 1920-00-00
United States, Arkansas, Washington County
USNM:PAL
Derbyia laqueata Cooper & Grant
USNM PAL151080J
United States, Texas, Brewster County
USNM:PAL
Derbyia
USNM PAL729408 G. Cooper & E. Yochelson 1947-00-00
United States, Texas, Callahan County
USNM:PAL
Derbyia laqueata Cooper & Grant
USNM PAL153294A
United States, Texas, Brewster County
USNM:PAL
Derbyia scobina Grant
USNM PAL211700 R. Grant et al.
Thailand
USNM:PAL
Derbyia informis Cooper & Grant
USNM PAL153286B
United States, Texas, Brewster County
USNM:PAL
Derbyia profunda Cooper & Grant
USNM PAL153349
United States, Texas, Brewster County
USNM:PAL
Derbyia cincinnata Cooper & Grant
USNM PAL151143B
United States, Texas, Brewster County
USNM:PAL
Derbyina smithii (Derby)
USNM PAL209027
Bolivia
USNM:PAL
Derbyia pannucia Cooper & Grant
USNM PAL151121E
United States, Texas, Brewster County
USNM:PAL
Derbyia nasuta Girty
USNM PAL151038I
United States, Texas, Brewster County
USNM:PAL
Derbyia plicatella Waagen
USNM PAL153706 Grant & Fatmi
Pakistan
USNM:PAL
Orthotetes subglobosus var. batesvillensis Girty
USNM PAL121211
USNM:PAL
Derbyia nasuta Girty
USNM PAL151030B
United States, Texas, Brewster County
USNM:PAL
Derbyia sp 1 Girty
USNM PAL151205C
United States, Texas, Culberson County
USNM:PAL
Derbyia
USNM PAL729410 G. Cooper & E. Yochelson 1947-00-00
United States, Texas, Callahan County
USNM:PAL
Derbyia bella Cooper & Grant
USNM PAL153280D
United States, Texas, Brewster County
USNM:PAL
Derbyia nasuta Girty
USNM PAL151038E
United States, Texas, Brewster County
USNM:PAL
Orthotetes Gordon in McKee
USNM PAL256806
United States, Arizona
USNM:PAL
Derbyia cincinnata Cooper & Grant
USNM PAL151136D
United States, Texas, Brewster County
USNM:PAL
Orthotetes subglobosus Girty
USNM PAL314136
USNM:PAL
Derbyia informis Cooper & Grant
USNM PAL151073C
United States, Texas, Brewster County
USNM:PAL
Derbyia sp b Girty
USNM PAL118501 G. Richardson 1903-08-13
United States, Texas, Culberson County
USNM:PAL
Derbyoides dunbari Cooper & Grant
USNM PAL150424A
United States, Texas, Brewster County
USNM:PAL
Derbyia informis Cooper & Grant
USNM PAL151059L
United States, Texas, Brewster County
USNM:PAL
Hipparionyx proximus Vanuxem
USNM PAL56766
USNM:PAL
Orthotetes stenopsis Henry & Gordon
USNM PAL314157 Cooper & Mesler 1931-00-00
United States, Arkansas, Washington County
USNM:PAL
Derbyia informis Cooper & Grant
USNM PAL151059N
United States, Texas, Brewster County
USNM:PAL
Orthotetes keokuk (Hall)
USNM PAL380785 Cooper & Campbell
United States, Indiana
USNM:PAL
Derbyia filosa Cooper & Grant
USNM PAL151152A
United States, Texas, Brewster County
USNM:PAL
Derbyia pannucia Cooper & Grant
USNM PAL151122C
United States, Texas, Brewster County
USNM:PAL
Derbyia informis Cooper & Grant
USNM PAL151056E
United States, Texas, Brewster County
USNM:PAL
Orthotetes guadalupensis Girty
USNM PAL179857 G. Richardson 1903-09-22
United States, Texas, Culberson County
USNM:PAL
Orthotetes subglobosus var. protensus Girty
USNM PAL121216
USNM:PAL
Orthotetes kaskaskiensis (McChesney)
USNM PAL71668D C. Butts
United States, Alabama, Colbert County
USNM:PAL
Derbyia scobina Grant
USNM PAL211701 R. Grant et al.
Thailand
USNM:PAL
Derbyia scitula Cooper & Grant
USNM PAL153289C
United States, Texas, Brewster County
USNM:PAL
Derbyia robusta (Hall)
USNM PAL163735
United States, Wyoming, Carbon County
USNM:PAL
Derbyia nasuta Girty
USNM PAL151038G
United States, Texas, Brewster County
USNM:PAL
Derbyia filosa Cooper & Grant
USNM PAL151154E
United States, Texas, Brewster County
USNM:PAL
Derbyia bella Cooper & Grant
USNM PAL151025I
United States, Texas, Brewster County
USNM:PAL
Derbyia texta Cooper & Grant
USNM PAL153449E
United States, Texas, Brewster County
USNM:PAL
Derbyia bella Cooper & Grant
USNM PAL153285A
United States, Texas, Brewster County
USNM:PAL
Derbyia robusta (Hall)
USNM PAL163736
United States, Wyoming, Carbon County
USNM:PAL
Derbyia deltauriculata Hoover
USNM PAL220991 P. Hoover
Venezuela, Merida
USNM:PAL
Orthotetes keokuk Hall
USNM PAL172457 C. Butts
United States, Georgia
USNM:PAL
Derbyia sp 1 Girty
USNM PAL151205B
United States, Texas, Culberson County
USNM:PAL
Derbyia complicata Cooper & Grant
USNM PAL151198Q
United States, Texas, Brewster County
USNM:PAL
Orthotetes subglobosus var. batesvillensis Girty
USNM PAL121213
USNM:PAL
Derbyia informis Cooper & Grant
USNM PAL151059P
United States, Texas, Brewster County
USNM:PAL
Orthotetes stenopsis Henry & Gordon
USNM PAL314155 Cooper & Mesler 1931-00-00
United States, Arkansas, Washington County
USNM:PAL
Derbyia sp 1 Girty
USNM PAL118500B
United States, Texas
USNM:PAL
Derbyia bella Cooper & Grant
USNM PAL151025C
United States, Texas, Brewster County
USNM:PAL
Derbyia bella Cooper & Grant
USNM PAL151025H
United States, Texas, Brewster County
USNM:PAL
Derbyia texta Cooper & Grant
USNM PAL151179B
United States, Texas, Brewster County
USNM:PAL
Derbyoides dunbari Cooper & Grant
USNM PAL150424D
United States, Texas, Brewster County
USNM:PAL
Derbyia carteri Cooper & Grant
USNM PAL152282A
United States, Texas, Brewster County
USNM:PAL
Derbyia hooserensis Dunbar & Condra
USNM PAL134573
USNM:PAL
Derbyia complicata Cooper & Grant
USNM PAL151198K
United States, Texas, Brewster County
USNM:PAL
Derbyia laqueata Cooper & Grant
USNM PAL151080H
United States, Texas, Brewster County
USNM:PAL
Derbyia plicatella Waagen
USNM PAL153709 Grant & Fatmi
Pakistan
USNM:PAL
Derbyia scitula Cooper & Grant
USNM PAL151202A
United States, Texas, Brewster County
USNM:PAL
Derbyia laqueata Cooper & Grant
USNM PAL151090A
United States, Texas, Brewster County
USNM:PAL
Derbyia bella Cooper & Grant
USNM PAL153280C
United States, Texas, Brewster County
USNM:PAL
Derbyia laqueata Cooper & Grant
USNM PAL151076B
United States, Texas, Brewster County
USNM:PAL
Derbyina jamesiana (Rathbun)
USNM PAL209025
USNM:PAL
Orthotetes batesvillensis Girty
USNM PAL121215
USNM:PAL
Derbyia pannucia Cooper & Grant
USNM PAL151122P
United States, Texas, Brewster County
USNM:PAL
Hipparionyx Boucot
USNM PAL127375 A. Boucot 1949-08-22
United States, Maine, Somerset County
USNM:PAL
Orthotetes subglobosus Girty
USNM PAL314142 Cooper, Grant & Phelan 1968-00-00
United States, Oklahoma, Mayes County
USNM:PAL
Derbyia wabaunseensis Dunbar & Condra
USNM PAL134575
USNM:PAL
Orthotetes kaskaskiensis (McChesney)
USNM PAL717015 R. Main
United States, Iowa, Marion County
USNM:PAL
Derbyia nasuta Girty
USNM PAL151030K
United States, Texas, Brewster County
USNM:PAL
Derbyia informis Cooper & Grant
USNM PAL151059I
United States, Texas, Brewster County
USNM:PAL
Derbyia deltauriculata Hoover
USNM PAL220993 P. Hoover
Venezuela, Merida
USNM:PAL
Orthotetes stenopsis Henry & Gordon
USNM PAL314150 G. Girty 1916-08-28
United States, Oklahoma, Muskogee County
USNM:PAL
Derbyia
USNM PAL717009 G. Cooper & R. Grant 1957-00-00
United States, Texas, Callahan County
USNM:PAL
Derbyia buchi (d'Orbigny)
USNM PAL374035
USNM:PAL
Derbyoides marathonensis Cooper & Grant
USNM PAL150425H
United States, Texas, Brewster County
USNM:PAL
Orthotetes subglobosus Girty
USNM PAL314130 Messler & Payne 1920-00-00
United States, Arkansas, Washington County
USNM:PAL
Orthotetes distortus Girty
USNM PAL118505 Hill & Girty 1901-09-00
United States, Texas, Culberson County
USNM:PAL
Derbyia nasuta Girty
USNM PAL151038D
United States, Texas, Brewster County
USNM:PAL
Orthotetes subglobosus Girty
USNM PAL314137
USNM:PAL
Derbyia sp 1 Cooper
USNM PAL125532 University of Oregon
United States, Oregon
USNM:PAL
Orthotetes (Derbyia) Easton
USNM PAL119717
USNM:PAL
Orthotetes Gordon
USNM PAL163730
United States, Wyoming, Lincoln County
USNM:PAL
Derbyia complicata Cooper & Grant
USNM PAL151198A
United States, Texas, Brewster County
USNM:PAL
Derbyia auriplexa Hoover
USNM PAL220985 P. Hoover
Venezuela, Merida
USNM:PAL
Derbyia filosa Cooper & Grant
USNM PAL151165A
United States, Texas, Brewster County
USNM:PAL
Derbyia crassa (Meek & Hayden)
USNM PAL6529
USNM:PAL
Derbyia informis Cooper & Grant
USNM PAL151059H
United States, Texas, Brewster County
USNM:PAL
Derbyia scitula Cooper & Grant
USNM PAL153289B
United States, Texas, Brewster County
USNM:PAL
Derbyia sp 1 Girty
USNM PAL153466A
United States, Texas, Culberson County
USNM:PAL
Derbyia bella Cooper & Grant
USNM PAL153285B
United States, Texas, Brewster County
USNM:PAL
Orthotetes batesvillensis Girty
USNM PAL314143
USNM:PAL
Derbyia laqueata Cooper & Grant
USNM PAL151080F
United States, Texas, Brewster County
USNM:PAL
Derbyia nasuta Girty
USNM PAL153299
United States, Texas, Culberson County
USNM:PAL
Hipparionyx proximus Vanuxem
USNM PAL97883 C. Butts
United States, Virginia, Smyth County
USNM:PAL
Orthotetes subglobosus Girty
USNM PAL314126 Cooper, Grant & Phelan 1968-00-00
United States, Oklahoma, Mayes County