Cochliodus
ver. 1.1
Chimaera. Cochliodus. Edaphodon
| Order Cochliodontiformes OBRUCHEV 1953 |
| Family Cochliodontidae OWEN, 1867 |
| Genus Cochliodus AGASSIZ 1838 |
| Cochliodus sp.: Pennsylvannian, 300M, Raytown Limestone Fm., Kansas city, Missouri |

| 15 mm W |
Deltodus
ver. 1.1
| Family Cochliodontidae OWEN, 1867 |
| Genus Deltodus MORRIS et ROBERTS,1862 |
| Deltodus laminaris, D. concha: Middle Pennsylvanian, 307M, Achkasovo, Kasimov Formation, Moscow region |

| 8 mm W, 7 mm W |
| Deltodus sp.: Pennsylvannian, Raytown Limestone Fm., Lenexa, Johnson Co., Kansas |

| 32 mm W |
Poecilodus
ver. 1.1
| Family Cochliodontidae OWEN, 1867 |
| Genus Poecilodus AGASSIZ 1838 |
| a; Poecilodus jonesi , b; P. sanctiludovici Lower Pennsylvanian 323M, Serpuchov Formation, Moscow region, |

| 10 mm W, 4 mm W |
Sandalodus
ver. 1.1
| Family Cochliodontidae OWEN, 1867 |
| Genus Sandalodus NEWBERRY et WORTHEN, 1866 |
| Sandalodus carbonarias/P. sanctiludovici: Upper Mississippian, Haney Fm., Crawford County, Indiana Sandalodus sp. Lower Carboniferous, Hook Head Ireland a,b,c; Upper Mississipian, Haney Formation, Crawford County, Indiana, d,e; Middle Mississippian, Harrodsburg Limestone Fm., Washington County f; Middle Mississippian, Muldraugh Fm., Hardin County, Kentucky, g; Upper Mississippian, Indian Springs Fm., Crawford County, Indiana |

Lophodus
ver. 1.1
| Cochliodontidae incertae sedis |
| Genus Lophodus ROMANOVSKY 1864 |
| Lophodus irregularis: Serpuchovian, Upper Mississippian Serpuchov Formation, Moscow Region |

| 4.5 mm W |
Solenodus
ver. 1.1
| Cochliodontidae incertae sedis |
| Genus Solenodus TRAUTSCHOLD 1874 |
| Solenodus sp.: Moscovian, Achkasovo, Kasimov Formation, Moscow region |

| 4 mm W |
Venustodus
ver. 1.1
| Cochliodontidae incertae sedis....... |
| GenusVenustodus ST. JOHN et WORTHEN 1875 |
| Venustodus sp.: a-c; Upper Mississipian, Haney Formation, Crawford County, Indiana, d-e; Middle Mississippian, Harrodsburg Limestone Fm., Washington County f; Middle Mississippian, Muldraugh Fm., Hardin County, Kentucky, g; Upper Mississippian, Indian Springs Fm., Crawford County, Indiana |

| ver. 2.0 20071012 |
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