Echinoidea taxon details
original description
(of Hemicidaris stokesii Wright, 1857 †) Wright, T. (1857). The fossil Echinodermata, Oolitic. Vol. 1 part 1. <em>Monograph of the Palaeontographical Society.</em> London: v-x, 1-154, pls 1-10 (Issue 38, part of Volume 9)., available online at https://www.biodiversitylibrary.org/page/36162252 page(s): 75-77; pl. 3: fig. 3 [details]
new combination reference
Smith, A.B. (2016). British Jurassic Regular Echinoids. <em>Monograph of the Palaeontographical Society.</em> 170 (646): 69-176, pls 42-82. page(s): 125; pl. 66: fig. 1; pl. 67: fig. 6 [details]
From editor or global species database
Diagnosis Interambulacral zones having two adapical plates in each column with much reduced primary tubercles. Ambulacral primary tubercles remain clearly distinct adapically. [details]
Fossil range Middle Bathonian Progracilis to Subcontractus zones [details]
Stratigraphy Taynton Limestone Formation (Stonesfield Slate) [details]
Type locality Stonesfield, Oxfordshire, UK [details]
Type material Holotyp: OUM J23948 [details]
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