Contributed by Andrew Smith, March 2010
[1852 Holectypus planatus Roemer, p. 84, pl. 10, fig. 2.
1946 Holectypus (Coenholectypus) planatus Roemer; Cooke, p. 217, pl. 32, fig. 13 (see also for earlier synonymy).
2009 Coenholectypus planatus (Roemer); Smith & Rader, p. 39, figs 18A-I, 19.]
Range | Albian, Lower Cretaceous, southern USA |
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Classification and/or Status | A species of Coenholectypus |
Remarks | see Smith, A. B. & Rader, W. L. 2009. Echinoid distribution, preservation potential and sequence stratigraphical cycles in the Glen Rose Formation (early Albian, Early Cretaceous), Texas, USA. Palaeobiodiversity and Palaeoenvironments 89, 7-52. |