Order Summary for Echinoneoida
|
|
Main Ref.
|
:
|
||||||
Order
|
:
|
Echinoneoida
|
|||||
Class
|
:
|
Echinoidea
|
|||||
Sister Order
|
:
|
M years
|
|||||
Ref.
|
:
|
|
|
|||||
First Fossil Record
|
:
|
|
|||||
Occurs in
|
:
|
|
Marine
|
|
Fresh
|
|
Brackish
|
Remark
|
:
|
AphiaID=510525.
|
|||||
Class etymology
|
:
|
||||||
Order etymology
|
:
|
||||||
Families
|
:
|
( n = ) -
Echinoneidae |
|
|
|