Traits name details
original description
Brighton, A. G. 1925. On Some Cretaceous Echinoids from Nigeria. Geological Survey of Nigeria Occasional Paper 3, 1-21. page(s): 17-19; fig. 5 [details]
basis of record
Kier, P. M. & Lawson, M. H. 1978. Index of living and fossil echinoids 1924-1970. Smithsonian Contributions to Paleobiology 34, 1-182., available online at https://doi.org/10.5479/si.00810266.34.1 page(s): 23 [details] Available for editors
|