Echinoidea taxon details
original description
Abdelhamid, M. A. M. (2014a). Middle–upper Cenomanian echinoids from north Wadi Qena, North Eastern Desert, Egypt. <em>Cretaceous Research.</em> 50: 138-170., available online at http://dx.doi.org/10.1016/j.cretres.2014.04.010 page(s): 143-147; Figs 5B-D, 6A-G [details]
From editor or global species database
Diagnosis Pedinopsis species with hemispherical test flattened around the peristome. The poriferous zone is biserial from the apical disc until slightly before the peristome. There are two simple platelets and two elements occluded from the perradial suture in each quadrigeminate compound subambital ambulacral plate. In the supra-ambital six-geminate compound ambulacral plates, there are two simple elements and four occluded from the perradial suture. [details]
Etymology From the hemispherical shape of test. [details]
Fossil range middle Cenomanian [details]
Stratigraphy Galala Formation [details]
Type locality north Wadi Qena, Eastern Desert, Egypt [details]
Type material Holotype: ASU.GM.nWQn.E.11.22; Paratypes: ASU.GM.nWQn.E.11.23 and 24.
ASU.GM. = Geological Museum, Ain Shams University, Cairo, Egypt [details]
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