Echinoidea taxon details
original description
(of Phymosoma maastrichtensis Engel, 1972 †) Engel, H. 1972. Phymosoma maastrichtensis spec. nov., a fossil echinoid from the Cretaceous of Maastricht (Echinacea, Phymosomatoida, Phymosomatidae). Zoologische Mededelingen 47, 540-544. page(s): 540-543; pl. 1 [details]
basis of record
Jagt, J. W. M. 2000. Late Cretaceous-Early Palaeogene echinoderms and the K/T boundary in the southeast Netherlands and northeast Belgium - Part 4: Echinoids. Scripta Geologica 121, 181-375. page(s): 242 [details]
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