Contributed by Andreas Kroh, February 2010
Diagnostic Features | as for Perisalenia. |
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Distribution | Middle to Late Jurassic (Bathonian to Kimmeridgian), England and France. |
Name gender | feminine |
Type | None designated. Originally included species: Acrosalenia berthelini Cotteau. Hemicidaris boloniensis Cotteau. Acrosalenia lycetti Wright. Acrosalenia pentagona Cotteau. |
Classification and/or Status | Calycina, Salenioida (stem group) Subjective junior synonym of Perisalenia. |
Remarks | Established for acrosaleniids with bigemminate ambulacral plates aborally by Valette (1906), but rarely recognized later. Valette, A. 1906. Etude sur la formule porifere d\'un certain nombre d\'echinides reguliers. Bulletin de la Societe des Sciences Historiques et Naturelles de L\'Yonne, 59 (1905): 271-311. Smith, A. B. 2016. British Jurassic regular echinoids. Part 2 Carinacea. Monographs of the Palaeontographical Society (no. 646), pp. 69-176, pls 42-82. |