Acanthodiacrodium |
Acanthodiacrodium decipiens
|
Nd |
Nd |
|
Acanthodiacrodium |
Acanthodiacrodium denticulatum
|
USSR(Baltic) |
Early Ordovician |
|
Acanthodiacrodium |
Acanthodiacrodium dentiferum
|
Nd |
Nd |
|
Acanthodiacrodium |
Acanthodiacrodium dichotomum
|
Nd |
Nd |
|
Acanthodiacrodium |
Acanthodiacrodium diffusum
|
Nd |
Nd |
|
Acanthodiacrodium |
Acanthodiacrodium divaricatum
|
Nd |
Nd |
|
Acanthodiacrodium |
Acanthodiacrodium divisum
|
Nd |
Nd |
|
Acanthodiacrodium |
Acanthodiacrodium duplex
|
Nd |
Nd |
|
Acanthodiacrodium |
Acanthodiacrodium duplicativum
|
Nd |
Nd |
|
Acanthodiacrodium |
Acanthodiacrodium echinatum
|
USSR(Baltic) |
Early Ordovician |
|
Acanthodiacrodium |
Acanthodiacrodium endemicum
|
Nd |
Nd |
|
Acanthodiacrodium |
Acanthodiacrodium enodum
|
Nd |
Nd |
|
Acanthodiacrodium |
Acanthodiacrodium erinaceum
|
Nd |
Nd |
|
Acanthodiacrodium |
Acanthodiacrodium fibulaeforme
|
Nd |
Nd |
|
Acanthodiacrodium |
Acanthodiacrodium filamentare
|
Nd |
Nd |
|
Acanthodiacrodium |
Acanthodiacrodium flabellatum
|
Nd |
Nd |
|
Acanthodiacrodium |
Acanthodiacrodium hebetatum
|
Nd |
Nd |
|