Eremochitina |
Eremochitina pellucida
|
Nd |
Nd |
|
Erinaceochitina |
Erinaceochitina
|
Nd |
Nd |
|
Erinaceochitina |
Erinaceochitina collinsoni
|
Iowa |
Middle Devonian |
|
Erinaceochitina |
Erinaceochitina spinifera
|
France(Aquitaine) |
Llandeilian |
|
Fungochitina |
Fungochitina fungiformis
|
Nd |
Nd |
|
Fungochitina |
Fungochitina longicollis
|
Nd |
Nd |
|
Fungochitina |
Fungochitina pistilliformis
|
Baltic |
Llandeilian |
|
Haplochitina |
Haplochitina oumdoulensis
|
Morocco |
Late Devonian |
|
Helicochitina |
Helicochitina
|
Nd |
Nd |
|
Helicochitina |
Helicochitina viticula
sp. nov. |
Nd |
Nd |
|
Hercochitina |
Hercochitina
|
Nd |
Nd |
|
Hercochitina |
Hercochitina crickmayi
|
Nd |
Nd |
|
Hercochitina |
Hercochitina downiei
|
Nd |
Nd |
|
Hercochitina |
Hercochitina hirsuta
|
Sweden |
Caradocian |
|
Hercochitina |
Hercochitina robusta
|
Nd |
Nd |
|
Hercochitina |
Hercochitina seriespinosa
|
Oklahoma |
Late Ordovician |
|
Hercochitina |
Hercochitina turnbulli
|
Nd |
Nd |
|