Eocrinoidea

From Palaeos.org

<==Eocrinoidea
  |  i. s.: Amygdalocystis
  |         Comarocystites
  |--Malocystites [Deviata, Malocystidae]
  |--Macrocystellidae [Plicata]
  |    |--Macrocystella
  |    |--Mimocystites bohemicus
  |    `--Polyptychella Jaekel 1918
  |         `--*P. esthona Jaekel 1918
  |--Atava
  |    |--Ascocystites [Ascocystidae]
  |    |    `--A. barrandei Jaekel 1918
  |    `--Eocrinidae
  |         |--Acanthocystites briareus
  |         |--Cigara dusli
  |         |--Eocystis
  |         |--Protocystites
  |         `--Eocrinus Jaekel 1918
  |              `--*E. longidactylus [=Eocystites longidactylus]
  `--+--Lichenoides [Lichenoidae]
     |    `--L. priscus
     |--Cryptocrinus [Cryptocrinidae]
     |    `--C. laevis
     `--Paractocrinidae
          |--Parorthocrinus Jaekel 1918
          |    `--*P. liber Jaekel 1918
          |--Tetractocrinus Jaekel 1918
          |    `--*T. compactus Jaekel 1918
          `--Paractocrinus Jaekel 1918 
               |--P. laevis Jaekel 1918
               `--P. tuberculatus Jaekel 1918

* Type species of genus indicated

[edit] References

Jaekel, O. 1918. Phylogenie und System der Pelmatozoen. Paläontologische Zeitschrift 3: 1-128.

Credits

CKT061028