Echinoidea taxon details
original description
(of Martinosigra elongata Brünnich Nielsen, 1942 †) Brünnich Nielsen, K. 1942. Martinosigra elongata, g. n. et sp. n. A new echinoid from the Ehite Chalk of Denmark. Meddelelser fra Dansk Geologisk Forening 10, 159-166. page(s): 163-166; pl. 2: fig. 2 [details]
basis of record
Smith, A. B. & Wright, C. W. 2003. British Cretaceous echinoids. Part 7, Atelostomata, 1. Holasteroida. Monographs of the Palaeontographical Society 156 (619), 440-568. page(s): 520 [details]
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