Platanaster Explained

Platanaster ('plate star') is an extinct genus of sea stars.

Taxonomy

• • • • • • †Urasterellinae †Cnemidactis †C. girvanensis
        • †Urasterella †U. asperrimus
    • †Palasteriscinae †Lanthanaster^[1]
    • †L. cruciformis
  • †Platanaster
    • †P. ordovicus ^[2]
      • • †Baliactis †B. ordovicus

Notes and References

1. Blake . Daniel B. . Two Late Ordovician asteroids (Echinodermata) with characters suggestive of early ophiuroids . Journal of Paleontology . November 2007 . 81 . 6 . 1476–1485 . 10.1666/05-130.1 . 2007JPal...81.1476B . 131513655 .
2. Blake . Daniel B. . Re-Evaluation of the Palasteriscidae Gregory, 1900, and the Early Phylogeny of the Asteroidea (Echinodermata) . Journal of Paleontology . 1994 . 68 . 1 . 123–134 . 10.1017/S0022336000025646 . 1306091 . 1994JPal...68..123B . 132568577 . 0022-3360.