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Holocephali
Ver. 2.1

22 mm W
Deltptychius sp.
Lower Pennsylvanian 323M, Serpuchov Formation, Moscow region,

10 mm W 4 mm W
Poecilodus jonesi, P. sanctiludovici
Lower Pennsylvanian 323M, Serpuchov Formation, Moscow region,

7 mm W
Platyxystrodus sp.
Lower Pennsylvanian, Serpuchov Formation, Moscow region

8 mm W, 7 mm W
Deltodus laminaris, D. concha
Middle Pennsylvanian, 307M, Achkasovo, Kasimov Formation, Moscow region

6 mm W.......................................................9.7 mm W........................................................................32 mm W

Deltodus sp.

Middle Mississippian, Harrodsburg Limestone Fm., Washington County, Indiana,

upper Mississippian, Indian Springs Formation, Crawford County, Indiana

Pennsylvannian, Raytown Limestone Fm., Lenexa, Johnson Co., Kansas

15 mm W
Cochliodus sp.
Pennsylvannian, 300M, Raytown Limestone Fm., Kansas city, Missouri

34 mm W
Caseodus sp.
Pennsylvannian, 300M, Raytown Limestone Fm., Kansas city, Missouri

15 mm W
Sandalodus carbonarias (P. sanctiludovici)
Upper Mississippian, Haney Fm., Crawford County, Indiana


11 mm W ...................................................................13 mm W.............................................................48 mm W

Sandalodus sp.

Middle Mississippian, Salem/Harrodsburg Limestone, Hardin County, Kentucky

Middle Mississippian, Salem Limestone Fm., Washington County, Indiana

Somerset Shale, Hardin County, Kentucky




Sandalodus sp.
Pennsylvannian, 300M, Raytown Limestone Fm., Kansas city, Missouri



10 mm W ...........................................................12 mm W

Sandalodus minor
Middle Pennsylvanian, Achkasovo, Kasimov Formation, Moscow region

Sandalodus sp.
Lower Carboniferous, Hook Head Ireland

Psammodus turgidus
Moscovian, Achkasovo, Kasimov Formation, Moscow region



27 mm W
Psammodus sp.
Middle Mississippian, Salem Limestone Fm., Washington County, Indiana



21 mm W
Psammodus sp.
Middle Mississippian, Salem/Harrodsburg Limestone, Hardin County, Kentucky,U.S.A.

4 mm W
Solenodus sp.
Moscovian, Achkasovo, Kasimov Formation, Moscow region

22 mm W
Lagarodus angustidens
Middle Pennsylvanian, Achkasovo, Kasimov Formation, Moscow region




16 mm W
Lagarodus sp.
Upper Mississippian, Salem Limestone Fm., Hardin County

60 mm W
Edaphodon sp.
Albian, Stariy Oskol, Belgorod region, Russia

4.5 mm W
Lophodus irregularis
Lower Pennsylvanian323M, Serpuchov Formation Moscow

6 mm W
Upper Mississippian, Haney Fm., Crawford County, Indiana


12 mm W
Upper Mississippian, Haney Fm., Crawford County, Indiana


7 mm W
Upper Mississippian, Haney Fm., Crawford County, Indiana




5 mm W
Venustodus argutus
Upper Mississippian, Indian Springs Fm., Crawford County, Indiana




7 mm W
Venustodus argutus
Middle Mississippian, Harrodsburg Limestone Fm., Washington County, Indiana


8 mm W
Venustodus argutus
Middle Mississippian, Harrodsburg Limestone Fm., Washington County, Indiana,


7 mm W
Lower Middle Mississippian, Harrodsburg Limestone Fm., Washington County, Indiana


17 mm W
? Venustodus
Middle Mississippian, Harrodsburg Limestone Fm., Washington County, Indiana



7.5 mm W
Venustodus argutus
Middle Mississippian, Muldraugh Fm., Hardin County, Kentucky

6.5 mm W
Helodus sp.
Middle Mississippian, 340M, Salem/Harrodsburg Limestone, Hardin County, Kentucky,U.S.A.


8 mm W
Helodus sp.
Middle Mississippian, Harrodsburg Limestone Fm., Washington County, Indiana


4.5 mm W
Upper Mississippian, 325-330 MYA, Haney Fm., Crawford County, Indiana

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