The Echinoid Directory

Contributed by Jenna Sullivan, May 2007

Eupatagus wrighti Laube, 1869, p. 195.

Diagnostic Features
  • Test small, low, broadly ovoid, with aex posterior of centre. slight keel on aboral surface in interambulacrum V, sloping down to truncated posterior surface where keel sometimes overhangs periproct. Ambitus rounded with a slight anterior notch.
  • Apical system located slightly anterior of centre.
  • Petals laneolate, straight or slightly flexed; anterior pair slightly shorter than posterior pair.
  • Peripetalous fascile narrow and circular in plan.
  • Peristome located about one-third test length from the anterior end.
  • Subanal fasciole elliptical to slightly reniform, enclosing three ore-pairs in each lateral row.
(from Kruse & Philip, 1985, p. 168)
Distribution Jan Juc Formation, Point Addis Limestone, Janjukian (Upper Oliocene), of Aireys Inlet, South Australia. Mannum Formation, Lower Miocene, of Murray River area, South Australia. (Kruse & Philip, 1985, p. 168)
Classification and/or Status Species of Eupatagus.
Remarks Laube, G. C., 1869. Uber einige fossile Echiniden von den Murray Cliffs in Sud-Australien. Sber. akad. wiss Wien (Math.-naturw. Kl.) 59: 195.

 Kruse, P. D. & G. M. Philip. 1985. Tertiary species of the echinoid genus Eupatagus from southern Australia. Special Publication, South Australian Department of  Mines and Energy, 5: 168.